MONITORS · YOUR NEXT FACE-OFF

ViewSonic VG3457CV vs ViewSonic VA3420C-2

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

ViewSonic VG3457CV

VG3457CV · exact VG3457CV UK manufacturer catalogue configuration

Full product profile Official image

Exact model & source notes

ViewSonic VG3457CV in its exact UK manufacturer catalogue configuration. Compare its native screen grid and stated refresh modes with the actual input restrictions and supplied-stand dimensions.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHICH SUITS YOU?

Choose the VG3457CV for

Higher stated USB-C upstream power delivery: 100 W vs 96 W
Smaller stated depth with supplied stand: 236.2 mm vs 280.1 mm

Choose the VA3420C-2 for

Higher stated refresh rate at native resolution: 120 Hz vs 100 Hz

Built from verified specifications that differ. Not a rating or a recommendation.

See the 58 verified differences

THE CONTENDER

ViewSonic VA3420C-2

VA3420C-2 · exact VA3420C-2 UK manufacturer catalogue configuration

Full product profile Official image

Exact model & source notes

ViewSonic VA3420C-2 in its exact UK manufacturer catalogue configuration. Compare its native screen grid and stated refresh modes with the actual input restrictions and supplied-stand dimensions.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

VG3457CV UK & US retailers

UK & US price history: no verified listing yet

VA3420C-2 UK & US retailers

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

SPECIFICATIONS SIDE BY SIDE8 topics

SELECTED TOPIC

01 / 08

Max refresh

Maximum manufacturer-listed refresh rate, not measured motion clarity. The port-specific limits below matter; HDMI and DisplayPort can support different modes.

ViewSonic VG3457CV100 Hz

Manufacturer specification · Manufacturer Display · Refresh Rate (Hz): 100. Display refresh row for the separately listed native resolution; source device and connection must support the mode. Input vertical-frequency ranges are not substituted.

Source 1

ViewSonic VA3420C-2120 Hz

Manufacturer specification · Manufacturer Display · Refresh Rate (Hz): 120. Display refresh row for the separately listed native resolution; source device and connection must support the mode. Input vertical-frequency ranges are not substituted.

Source 1

Explore the full specifications

Match the monitor to the connection. Refresh limits depend on the input, cable and source device. Confirm the exact regional ports, stand adjustment and mount. Manufacturer response-time methods such as MPRT and GtG are different; neither the image nor these figures establish an independent motion or colour-quality test.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

58 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.

Refresh rate at native resolution

In Visual facts

ViewSonic VG3457CV100 Hz

ViewSonic VA3420C-2120 Hz

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Published refresh and input modes

In Visual facts

ViewSonic VG3457CV100

ViewSonic VA3420C-2120

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Display · Refresh Rate (Hz): 100. Exact connection/mode wording. No refresh at a different resolution, overclock mode or input-frequency range is silently combined with the native grid.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Display · Refresh Rate (Hz): 120. Exact connection/mode wording. No refresh at a different resolution, overclock mode or input-frequency range is silently combined with the native grid.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact input, signal mode, source and cable. A connector version or supported timing does not guarantee every console mode, VRR setting or game frame rate.

Inputs, connections and versions

In Visual facts

ViewSonic VG3457CV4 × USB 3.2 Type A Down Stream; USB 3.2 Type C Down stream (1 (15W power charger & Data transfer only)); USB 3.2 Type C Up Stream; DisplayPort Alt mode (1 (100W power charger)); 1 × 3.5mm Audio Out; 2 × HDMI 2.1; 1 × DisplayPort; Power in (3-pin Socket (IEC C14 / CEE22)); 1 × Ethernet LAN (RJ45)

ViewSonic VA3420C-23 × USB 3.2 Type A Down Stream; 1 × USB 3.2 Type B Up Stream; USB 3.2 Type C Up Stream; DisplayPort Alt mode (1 (96W power charger)); 1 × 3.5mm Audio Out; 1 × HDMI 2.1; 1 × DisplayPort; Power in (3-pin Socket (IEC C14 / CEE22))

Sources

ViewSonic VG3457CV

Manufacturer specification · Exact manufacturer connector counts, versions, direction, data-only limitations and stated charging scope. USB-C presence does not establish video, upstream host charging, full bandwidth or compatibility. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type A Down Stream. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type C Down stream. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type C Up Stream; DisplayPort Alt mode. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: 3.5mm Audio Out. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: HDMI 2.1. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: DisplayPort. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Power in. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Ethernet LAN (RJ45).

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Exact manufacturer connector counts, versions, direction, data-only limitations and stated charging scope. USB-C presence does not establish video, upstream host charging, full bandwidth or compatibility. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type A Down Stream. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type B Up Stream. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type C Up Stream; DisplayPort Alt mode. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: 3.5mm Audio Out. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: HDMI 2.1. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: DisplayPort. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Power in.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

USB-C upstream power delivery

In Visual facts

ViewSonic VG3457CV100 W

ViewSonic VA3420C-296 W

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Connector · USB 3.2 Type C Up Stream; DisplayPort Alt mode : 1 (100W power charger). Explicit upstream host-charging claim; downstream15W/data-only charging is not a host power-delivery rating.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Connector · USB 3.2 Type C Up Stream; DisplayPort Alt mode : 1 (96W power charger). Explicit upstream host-charging claim; downstream15W/data-only charging is not a host power-delivery rating.

ViewSonic VA3420C-2 — official UK technical specifications

This is charging power available to a compatible connected device, not the monitor’s electricity consumption. Check the device, cable and any shared-power restrictions.

Published speaker rating

In Visual facts

ViewSonic VG3457CV5Watts x2

ViewSonic VA3420C-22Watts x2

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Audio · Internal Speakers: 5Watts x2. Original measurement and configuration scope retained.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Audio · Internal Speakers: 2Watts x2. Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

Check the actual speakers and audio connectors. Speaker wattage is not measured loudness or sound quality, and a line input is not a headphone output.

Typical SDR brightness

In Visual facts

ViewSonic VG3457CV350 nits

ViewSonic VA3420C-2300 nits

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Display · Brightness: 350 cd/m² (typ). Manufacturer typical brightness claim, separate from peak HDR modes and independent measurements.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Display · Brightness: 300 cd/m² (typ). Manufacturer typical brightness claim, separate from peak HDR modes and independent measurements.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Show 52 more verified differences

Colour depth and FRC

ViewSonic VG3457CV10 bit (8 bit + FRC)

ViewSonic VA3420C-28 bit true

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Display · Color Space Support: 10 bit (8 bit + FRC). Original measurement and configuration scope retained.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Display · Color Space Support: 8 bit true. Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

Stated colour bit depth, which can include dithering (FRC). It does not establish measured colour accuracy or smoother gradients.

Published colour gamut

ViewSonic VG3457CVNTSC: 85% size (Typ) sRGB: 120% size (Typ)

ViewSonic VA3420C-2NTSC: 89% size (Typ) sRGB: 125% size (Typ)

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Display · Color Gamut: NTSC: 85% size (Typ) sRGB: 120% size (Typ). Original measurement and configuration scope retained.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Display · Color Gamut: NTSC: 89% size (Typ) sRGB: 125% size (Typ). Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Included accessories and regional scope

ViewSonic VG3457CVVG3457CV x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male; with Type-A adapter) x1, Quick Start Guide x1

ViewSonic VA3420C-2VA3420C-2 x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male) x1, USB A/B Cable (v3.2; Male-Male) x1, Quick Start Guide x1

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer General · PACKAGE CONTENTS: VG3457CV x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male; with Type-A adapter) x1, Quick Start Guide x1. Original measurement and configuration scope retained.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer General · PACKAGE CONTENTS: VA3420C-2 x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male) x1, USB A/B Cable (v3.2; Male-Male) x1, Quick Start Guide x1. Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Low-blue-light implementation

ViewSonic VG3457CVHardware solution

ViewSonic VA3420C-2Software solution

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Display · Low Blue Light: Hardware solution. Original measurement and configuration scope retained.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Display · Low Blue Light: Software solution. Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Typical power consumption

ViewSonic VG3457CV35 W

ViewSonic VA3420C-244 W

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Power · Consumption (typical): 35W. Manufacturer typical/normal operating claim; HDR, maximum, standby and eco modes remain separate.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Power · Consumption (typical): 44W. Manufacturer typical/normal operating claim; HDR, maximum, standby and eco modes remain separate.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Internal Speakers

ViewSonic VG3457CV5Watts x2

ViewSonic VA3420C-22Watts x2

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Audio. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

USB 3.2 Type A Down Stream

ViewSonic VG3457CV4

ViewSonic VA3420C-23

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

USB 3.2 Type C Up Stream; DisplayPort Alt mode

ViewSonic VG3457CV1 (100W power charger)

ViewSonic VA3420C-21 (96W power charger)

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

On Screen Display

ViewSonic VG3457CVInput Select, Conference Mode, ViewMode, Color Adjust, Manual Image Adjust, Setup Menu

ViewSonic VA3420C-2Input Select, Audio Adjust, ViewMode, Color Adjust, Manual Image Adjust, Setup Menu

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Controls. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Physical Controls

ViewSonic VG3457CVKey 1 (eye), Key 2, Key 3, Key 4, Key 5, Key 6 (power)

ViewSonic VA3420C-2U, R, D, L, EN (power)

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Packaging (in.)

ViewSonic VG3457CV39 x 19.5 x 9.4

ViewSonic VA3420C-239.3 x 20.4 x 6.7

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Dimensions (imperial) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Physical (in.)

ViewSonic VG3457CV31.81 x 16.68–21.01 x 9.3

ViewSonic VA3420C-231.81 x 16.9–22 x 11.03

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Physical Without Stand (in.)

ViewSonic VG3457CV31.81 x 15.41 x 4.53

ViewSonic VA3420C-231.81 x 14.33 x 4.66

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Packaging (mm)

ViewSonic VG3457CV990 x 495 x 238

ViewSonic VA3420C-2998 x 517 x 170

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Dimensions (metric) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Physical (mm)

ViewSonic VG3457CV808 x 423.7–533.7 x 236.2

ViewSonic VA3420C-2808 x 429.3–558.9 x 280.1

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Physical Without Stand (mm)

ViewSonic VG3457CV808 x 391.3 x 115

ViewSonic VA3420C-2808 x 363.92 x 118.29

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Brightness

ViewSonic VG3457CV350 cd/m² (typ)

ViewSonic VA3420C-2300 cd/m² (typ)

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Color Gamut

ViewSonic VG3457CVNTSC: 85% size (Typ) sRGB: 120% size (Typ)

ViewSonic VA3420C-2NTSC: 89% size (Typ) sRGB: 125% size (Typ)

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Color Space Support

ViewSonic VG3457CV10 bit (8 bit + FRC)

ViewSonic VA3420C-28 bit true

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Colors

ViewSonic VG3457CV1.07B

ViewSonic VA3420C-216.7M

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Low Blue Light

ViewSonic VG3457CVHardware solution

ViewSonic VA3420C-2Software solution

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Refresh Rate (Hz)

ViewSonic VG3457CV100

ViewSonic VA3420C-2120

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Response Time (Typical GTG)

ViewSonic VG3457CV5ms

ViewSonic VA3420C-23.5ms

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Height Adjust (mm)

ViewSonic VG3457CV110

ViewSonic VA3420C-2130

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Ergonomics. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Swivel

ViewSonic VG3457CV120º

ViewSonic VA3420C-290º

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Tilt (Forward/Back)

ViewSonic VG3457CV-5º / 40º

ViewSonic VA3420C-2-5º / 20º

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

PACKAGE CONTENTS

ViewSonic VG3457CVVG3457CV x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male; with Type-A adapter) x1, Quick Start Guide x1

ViewSonic VA3420C-2VA3420C-2 x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male) x1, USB A/B Cable (v3.2; Male-Male) x1, Quick Start Guide x1

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Regulations

ViewSonic VG3457CVcTUVus, FCC-B, ICES003, Energy Star, EPEAT, CEC, NOM, Mexico Energy, CE, CE EMC, CB, RoHS, ErP, REACH, WEEE, TCO 9.0, EAC, UkrSEPRO

ViewSonic VA3420C-2Energy Star, EPEAT, CE, CE EMC, CB, RoHS, ErP, REACH, WEEE, TCO 10.0, EAC, UkrSEPRO

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Frequency Horizontal

ViewSonic VG3457CV30 ~ 150KHz

ViewSonic VA3420C-2HDMI (v2.1): 30 ~ 151KHz, DisplayPort (v1.4): 30 ~ 183KHz, Type C: 30 ~ 183KHz

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Input Signal. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Frequency Vertical

ViewSonic VG3457CV48 ~ 100Hz

ViewSonic VA3420C-2HDMI (v2.1): 48 ~ 100Hz, DisplayPort (v1.4): 48 ~ 120Hz, Type C: 48 ~ 120Hz

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Consumption (max)

ViewSonic VG3457CV60W

ViewSonic VA3420C-245W

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Consumption (typical)

ViewSonic VG3457CV35W

ViewSonic VA3420C-244W

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Eco Mode (Conserve)

ViewSonic VG3457CV25W

ViewSonic VA3420C-230W

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Eco Mode (optimized)

ViewSonic VG3457CV30W

ViewSonic VA3420C-238W

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Digital Sync

ViewSonic VG3457CVTMDS - HDMI (v2.1), PCI-E - DisplayPort (v1.2), Micro-Packet - Type C

ViewSonic VA3420C-2TMDS - HDMI (v2.1), Micro-Packet - DisplayPort (v1.4), Micro-Packet - Type C

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Video Input. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Gross (lbs)

ViewSonic VG3457CV34.2

ViewSonic VA3420C-227.6

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Weight (imperial). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Net (lbs)

ViewSonic VG3457CV20.9

ViewSonic VA3420C-218.5

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Net Without Stand (lbs)

ViewSonic VG3457CV15.4

ViewSonic VA3420C-213.1

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Gross (kg)

ViewSonic VG3457CV15.5

ViewSonic VA3420C-212.5

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Weight (metric). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Net (kg)

ViewSonic VG3457CV9.5

ViewSonic VA3420C-28.4

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Net Without Stand (kg)

ViewSonic VG3457CV7

ViewSonic VA3420C-26

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Published grey-to-grey response

ViewSonic VG3457CV5 ms

ViewSonic VA3420C-23.5 ms

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Display · Response Time (Typical GTG): 5ms. Manufacturer grey-to-grey response claim; overdrive/minimum/MPRT figures remain separate.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Display · Response Time (Typical GTG): 3.5ms. Manufacturer grey-to-grey response claim; overdrive/minimum/MPRT figures remain separate.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Response time and measurement basis

ViewSonic VG3457CV5ms (GTG); 5ms (GTG)

ViewSonic VA3420C-23.5ms (GTG)

Sources

ViewSonic VG3457CV

Manufacturer specification · Original response method, typical/minimum and overdrive qualifications remain separate; no measured latency is implied. Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Response Time (Typical GTG). Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Response Time (GTG w/OD).

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

HDMI 2.1

ViewSonic VG3457CV2

ViewSonic VA3420C-21

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Depth with supplied stand

In Visual facts

ViewSonic VG3457CV236.2 mm

ViewSonic VA3420C-2280.1 mm

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 423.7~533.7 x 236.2. Component of the exact supplied-stand dimension tuple, in the original stated axis order. Allow room for cables and movement.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 429.3~558.9 x 280.1. Component of the exact supplied-stand dimension tuple, in the original stated axis order. Allow room for cables and movement.

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Stand height travel

ViewSonic VG3457CV110 mm

ViewSonic VA3420C-2130 mm

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Ergonomics · Height Adjust (mm): 110. Directly stated adjustment travel; not computed from outside dimensions.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Ergonomics · Height Adjust (mm): 130. Directly stated adjustment travel; not computed from outside dimensions.

ViewSonic VA3420C-2 — official UK technical specifications

Compare the supplied stand and mounting requirements. These affect positioning and desk fit; they do not establish panel quality. Check any separately stated limits or conflicting dimensions.

Published swivel angles

ViewSonic VG3457CV120º

ViewSonic VA3420C-290º

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Ergonomics · Swivel: 120º. Original measurement and configuration scope retained.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Ergonomics · Swivel: 90º. Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Published stand tilt

ViewSonic VG3457CV-5º / 40º

ViewSonic VA3420C-2-5º / 20º

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Ergonomics · Tilt (Forward/Back): -5º / 40º. Original measurement and configuration scope retained.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Ergonomics · Tilt (Forward/Back): -5º / 20º. Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

Check the exact configuration and source conditions for your use.

Weight without stand

ViewSonic VG3457CV7 kg

ViewSonic VA3420C-26 kg

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Weight (metric) · Net Without Stand (kg): 7. Monitor without supplied base/stand; net with-stand and packaging masses are separate.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Weight (metric) · Net Without Stand (kg): 6. Monitor without supplied base/stand; net with-stand and packaging masses are separate.

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Dimensions and stand configuration

ViewSonic VG3457CV808 x 423.7–533.7 x 236.2 mm (width × height × depth, with supplied stand)

ViewSonic VA3420C-2808 x 429.3–558.9 x 280.1 mm (width × height × depth, with supplied stand)

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 423.7~533.7 x 236.2. Supplied-stand configuration. The source lists without-base/without-stand figures separately. All original axis order and height ranges are retained; packaging dimensions are not substituted.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 429.3~558.9 x 280.1. Supplied-stand configuration. The source lists without-base/without-stand figures separately. All original axis order and height ranges are retained; packaging dimensions are not substituted.

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Dimensions without stand

ViewSonic VG3457CV808 x 391.3 x 115 mm (width × height × depth, without stand)

ViewSonic VA3420C-2808 x 363.92 x 118.29 mm (width × height × depth, without stand)

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical Without Stand (mm): 808 x 391.3 x 115. Original measurement and configuration scope retained.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical Without Stand (mm): 808 x 363.92 x 118.29. Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Weight with supplied stand

ViewSonic VG3457CV9.5 kg

ViewSonic VA3420C-28.4 kg

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Weight (metric) · Net (kg): 9.5. Net monitor with supplied stand; separately listed without-stand and gross/packaging figures remain distinct.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Weight (metric) · Net (kg): 8.4. Net monitor with supplied stand; separately listed without-stand and gross/packaging figures remain distinct.

ViewSonic VA3420C-2 — official UK technical specifications

A size or weight trade-off; it does not establish the better product.

Missing or non-comparable evidence (14)

HDR signal support and certification

ViewSonic VG3457CVNot verified

ViewSonic VA3420C-2HDR10

Sources

ViewSonic VG3457CV

No source recorded for this side.

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Display · High Dynamic Range: HDR10. Original measurement and configuration scope retained.

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Variable refresh support

ViewSonic VG3457CVNot verified

ViewSonic VA3420C-2Yes

Sources

ViewSonic VG3457CV

Not separately established by these manufacturer specification rows. An omitted or inapplicable row does not establish absence. · Manufacturer specification

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Manufacturer specification · Manufacturer Display · Variable Refresh Rate Technology: Yes. Explicit manufacturer VRR/sync claim. Exact branding, input/mode restrictions and certification status remain as published; no external validation is invented.

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Sync technology

ViewSonic VG3457CVNot verified

ViewSonic VA3420C-2Variable Refresh Rate Technology (yes)

Sources

ViewSonic VG3457CV

No source recorded for this side.

ViewSonic VA3420C-2

Manufacturer specification · Literal source-listed sync technology; absence of another family is unknown. Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Variable Refresh Rate Technology.

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Stand pivot

ViewSonic VG3457CVNot verified

ViewSonic VA3420C-2Not verified

Sources

ViewSonic VG3457CV

Not separately established by these manufacturer specification rows. An omitted or inapplicable row does not establish absence. · Manufacturer specification

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Not separately established by these manufacturer specification rows. An omitted or inapplicable row does not establish absence. · Manufacturer specification

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Hardware low-blue-light solution

ViewSonic VG3457CVYes

ViewSonic VA3420C-2Not verified

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer Display · Low Blue Light: Hardware solution. Explicit hardware solution. A software low-blue-light mode does not prove hardware absence.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

Not separately established by these manufacturer specification rows. An omitted or inapplicable row does not establish absence. · Manufacturer specification

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Microphone

ViewSonic VG3457CVYes

ViewSonic VA3420C-2Not verified

Sources

ViewSonic VG3457CV

Manufacturer specification · Manufacturer section Additional Hardware. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability.

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Webcam

ViewSonic VG3457CV5.0M pixel

ViewSonic VA3420C-2Not verified

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Ethernet LAN (RJ45)

ViewSonic VG3457CV1

ViewSonic VA3420C-2Not verified

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

USB 3.2 Type B Up Stream

ViewSonic VG3457CVNot verified

ViewSonic VA3420C-21

Sources

ViewSonic VG3457CV

No source recorded for this side.

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

USB 3.2 Type C Down stream

ViewSonic VG3457CV1 (15W power charger & Data transfer only)

ViewSonic VA3420C-2Not verified

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Glass Hardness

ViewSonic VG3457CVNot verified

ViewSonic VA3420C-23H

Sources

ViewSonic VG3457CV

No source recorded for this side.

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

High Dynamic Range

ViewSonic VG3457CVNot verified

ViewSonic VA3420C-2HDR10

Sources

ViewSonic VG3457CV

No source recorded for this side.

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Response Time (GTG w/OD)

ViewSonic VG3457CV5ms

ViewSonic VA3420C-2Not verified

Sources

ViewSonic VG3457CV

ViewSonic VG3457CV — official UK technical specifications

ViewSonic VA3420C-2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Variable Refresh Rate Technology

ViewSonic VG3457CVNot verified

ViewSonic VA3420C-2Yes

Sources

ViewSonic VG3457CV

No source recorded for this side.

ViewSonic VA3420C-2

ViewSonic VA3420C-2 — official UK technical specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

53 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

ViewSonic VG3457CV

What it brings

The manufacturer publishes exact-model screen, connector and stand specifications. Use the actual diagonal and full input/mode conditions to match the display to your desk and source device.
Manufacturer source

What to check

Manufacturer brightness, response and colour claims are not independent measurements or a picture-quality verdict. USB-C, HDR and variable-refresh wording must be read with the listed direction, signal and mode restrictions; unknown support stays unknown.
Manufacturer source

ViewSonic VA3420C-2

What it brings

The manufacturer publishes exact-model screen, connector and stand specifications. Use the actual diagonal and full input/mode conditions to match the display to your desk and source device.
Manufacturer source

What to check

Manufacturer brightness, response and colour claims are not independent measurements or a picture-quality verdict. USB-C, HDR and variable-refresh wording must be read with the listed direction, signal and mode restrictions; unknown support stays unknown.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

125 of 125 specifications Sources in each row

Source-backed specifications for ViewSonic VG3457CV and ViewSonic VA3420C-2
Specification	ViewSonic VG3457CV	ViewSonic VA3420C-2

Viewable screen diagonal Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Viewable Area (in.): 34. Actual viewable diagonal; rounded catalogue marketing size stays separate. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Viewable Area (in.): 34. Actual viewable diagonal; rounded catalogue marketing size stays separate. ViewSonic VA3420C-2 — official UK technical specifications	34 in	34 in
Native resolution Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Resolution: 3440 x 1440. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Resolution: 3440 x 1440. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	3440 × 1440	3440 × 1440
Panel technology Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Panel Type: VA Technology. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Panel Type: VA Technology. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	VA Technology	VA Technology
Typical SDR brightnessDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Brightness: 350 cd/m² (typ). Manufacturer typical brightness claim, separate from peak HDR modes and independent measurements. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Brightness: 300 cd/m² (typ). Manufacturer typical brightness claim, separate from peak HDR modes and independent measurements. ViewSonic VA3420C-2 — official UK technical specifications	350 nits	300 nits
Panel surface treatment Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Surface Treatment: Anti-Glare, Hard Coating (3H). Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Surface Treatment: Anti-Glare, Hard Coating (3H). Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	Anti-Glare, Hard Coating (3H)	Anti-Glare, Hard Coating (3H)
Colour depth and FRCDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Color Space Support: 10 bit (8 bit + FRC). Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Color Space Support: 8 bit true. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	10 bit (8 bit + FRC)	8 bit true
Published colour gamutDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Color Gamut: NTSC: 85% size (Typ) sRGB: 120% size (Typ). Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Color Gamut: NTSC: 89% size (Typ) sRGB: 125% size (Typ). Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	NTSC: 85% size (Typ) sRGB: 120% size (Typ)	NTSC: 89% size (Typ) sRGB: 125% size (Typ)
Aspect ratio Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Aspect Ratio: 21:9. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Aspect Ratio: 21:9. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	21:9	21:9
Static contrast ratio Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Static Contrast Ratio: 3,000:1 (typ). Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Static Contrast Ratio: 3,000:1 (typ). Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	3,000:1 (typ)	3,000:1 (typ)
Dynamic contrast claim Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Dynamic Contrast Ratio: 80M:1. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Dynamic Contrast Ratio: 80M:1. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	80M:1	80M:1
Backlight / light source Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Light Source: LED. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Light Source: LED. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	LED	LED
Screen shape Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Curvature: 1500R. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Curvature: 1500R. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	1500R	1500R
Display Size (in.) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	34	34
Viewable Area (in.) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	34	34
Panel Type Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	VA Technology	VA Technology
Resolution Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	3440 x 1440	3440 x 1440
Resolution Type Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	UWQHD (UltraWide QHD)	UWQHD (UltraWide QHD)
Static Contrast Ratio Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	3,000:1 (typ)	3,000:1 (typ)
Dynamic Contrast Ratio Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	80M:1	80M:1
Light Source Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	LED	LED
BrightnessDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	350 cd/m² (typ)	300 cd/m² (typ)
ColorsDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	1.07B	16.7M
Color Space SupportDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	10 bit (8 bit + FRC)	8 bit true
Aspect Ratio Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	21:9	21:9
Viewing Angles Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	178º horizontal, 178º vertical	178º horizontal, 178º vertical
Backlight Life (Hours) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	30000 Hrs (Min)	30000 Hrs (Min)
Curvature Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	1500R	1500R
Color GamutDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	NTSC: 85% size (Typ) sRGB: 120% size (Typ)	NTSC: 89% size (Typ) sRGB: 125% size (Typ)
Pixel Size Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	0.232 mm (H) x 0.232 mm (V)	0.232 mm (H) x 0.232 mm (V)
Surface Treatment Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Anti-Glare, Hard Coating (3H)	Anti-Glare, Hard Coating (3H)
PC Resolution (max) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Compatibility. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Compatibility. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	3440x1440	3440x1440
Mac® Resolution (max) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Compatibility. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Compatibility. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	3440x1440	3440x1440
Mac® Resolution (min) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Compatibility. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Compatibility. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	3440x1440	3440x1440
On Screen DisplayDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Controls. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Controls. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Input Select, Conference Mode, ViewMode, Color Adjust, Manual Image Adjust, Setup Menu	Input Select, Audio Adjust, ViewMode, Color Adjust, Manual Image Adjust, Setup Menu
HDR signal support and certification Sources ViewSonic VG3457CV No source recorded. ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · High Dynamic Range: HDR10. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	Not provided	HDR10
High Dynamic Range Sources ViewSonic VG3457CV No source recorded. ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Not provided	HDR10
Glass Hardness Sources ViewSonic VG3457CV No source recorded. ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Not provided	3H

Refresh rate at native resolutionDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Refresh Rate (Hz): 100. Display refresh row for the separately listed native resolution; source device and connection must support the mode. Input vertical-frequency ranges are not substituted. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Refresh Rate (Hz): 120. Display refresh row for the separately listed native resolution; source device and connection must support the mode. Input vertical-frequency ranges are not substituted. ViewSonic VA3420C-2 — official UK technical specifications	100 Hz	120 Hz
Published refresh and input modesDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Refresh Rate (Hz): 100. Exact connection/mode wording. No refresh at a different resolution, overclock mode or input-frequency range is silently combined with the native grid. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Refresh Rate (Hz): 120. Exact connection/mode wording. No refresh at a different resolution, overclock mode or input-frequency range is silently combined with the native grid. ViewSonic VA3420C-2 — official UK technical specifications	100	120
Published grey-to-grey responseDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Response Time (Typical GTG): 5ms. Manufacturer grey-to-grey response claim; overdrive/minimum/MPRT figures remain separate. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Response Time (Typical GTG): 3.5ms. Manufacturer grey-to-grey response claim; overdrive/minimum/MPRT figures remain separate. ViewSonic VA3420C-2 — official UK technical specifications	5 ms	3.5 ms
Response time and measurement basisDifferent Sources ViewSonic VG3457CV Manufacturer specification · Original response method, typical/minimum and overdrive qualifications remain separate; no measured latency is implied. Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Response Time (Typical GTG). Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Response Time (GTG w/OD). ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Original response method, typical/minimum and overdrive qualifications remain separate; no measured latency is implied. Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Response Time (Typical GTG). ViewSonic VA3420C-2 — official UK technical specifications	5ms (GTG); 5ms (GTG)	3.5ms (GTG)
Variable refresh support Sources ViewSonic VG3457CV Not separately established by these manufacturer specification rows. An omitted or inapplicable row does not establish absence. · Manufacturer specification ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Variable Refresh Rate Technology: Yes. Explicit manufacturer VRR/sync claim. Exact branding, input/mode restrictions and certification status remain as published; no external validation is invented. ViewSonic VA3420C-2 — official UK technical specifications	Not listed by the manufacturer	Yes
Response Time (Typical GTG)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	5ms	3.5ms
Response Time (GTG w/OD) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 No source recorded.	5ms	Not provided
Refresh Rate (Hz)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	100	120
Frequency HorizontalDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Input Signal. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Input Signal. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	30 ~ 150KHz	HDMI (v2.1): 30 ~ 151KHz, DisplayPort (v1.4): 30 ~ 183KHz, Type C: 30 ~ 183KHz
Frequency VerticalDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Input Signal. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Input Signal. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	48 ~ 100Hz	HDMI (v2.1): 48 ~ 100Hz, DisplayPort (v1.4): 48 ~ 120Hz, Type C: 48 ~ 120Hz
Digital SyncDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Video Input. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Video Input. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	TMDS - HDMI (v2.1), PCI-E - DisplayPort (v1.2), Micro-Packet - Type C	TMDS - HDMI (v2.1), Micro-Packet - DisplayPort (v1.4), Micro-Packet - Type C
Sync technology Sources ViewSonic VG3457CV No source recorded. ViewSonic VA3420C-2 Manufacturer specification · Literal source-listed sync technology; absence of another family is unknown. Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Variable Refresh Rate Technology. ViewSonic VA3420C-2 — official UK technical specifications	Not provided	Variable Refresh Rate Technology (yes)
Variable Refresh Rate Technology Sources ViewSonic VG3457CV No source recorded. ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Not provided	Yes

Inputs, connections and versionsDifferent Sources ViewSonic VG3457CV Manufacturer specification · Exact manufacturer connector counts, versions, direction, data-only limitations and stated charging scope. USB-C presence does not establish video, upstream host charging, full bandwidth or compatibility. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type A Down Stream. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type C Down stream. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type C Up Stream; DisplayPort Alt mode. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: 3.5mm Audio Out. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: HDMI 2.1. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: DisplayPort. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Power in. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Ethernet LAN (RJ45). ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Exact manufacturer connector counts, versions, direction, data-only limitations and stated charging scope. USB-C presence does not establish video, upstream host charging, full bandwidth or compatibility. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type A Down Stream. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type B Up Stream. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: USB 3.2 Type C Up Stream; DisplayPort Alt mode. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: 3.5mm Audio Out. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: HDMI 2.1. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: DisplayPort. Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. Source field: Power in. ViewSonic VA3420C-2 — official UK technical specifications	4 × USB 3.2 Type A Down Stream; USB 3.2 Type C Down stream (1 (15W power charger & Data transfer only)); USB 3.2 Type C Up Stream; DisplayPort Alt mode (1 (100W power charger)); 1 × 3.5mm Audio Out; 2 × HDMI 2.1; 1 × DisplayPort; Power in (3-pin Socket (IEC C14 / CEE22)); 1 × Ethernet LAN (RJ45)	3 × USB 3.2 Type A Down Stream; 1 × USB 3.2 Type B Up Stream; USB 3.2 Type C Up Stream; DisplayPort Alt mode (1 (96W power charger)); 1 × 3.5mm Audio Out; 1 × HDMI 2.1; 1 × DisplayPort; Power in (3-pin Socket (IEC C14 / CEE22))
Built-in speakers Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Audio · Internal Speakers: 5Watts x2. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Audio · Internal Speakers: 2Watts x2. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
Published speaker ratingDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Audio · Internal Speakers: 5Watts x2. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Audio · Internal Speakers: 2Watts x2. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	5Watts x2	2Watts x2
USB-C connection Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Connector · USB 3.2 Type C Down stream: 1 (15W power charger & Data transfer only). Physical USB-C/Thunderbolt presence only. Direction, data, video and charging capabilities require their own explicit source wording. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Connector · USB 3.2 Type C Up Stream; DisplayPort Alt mode : 1 (96W power charger). Physical USB-C/Thunderbolt presence only. Direction, data, video and charging capabilities require their own explicit source wording. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
USB hub Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Connector · USB 3.2 Type A Down Stream: 4. Explicit downstream USB data ports; host upstream requirements and per-port power/video restrictions remain in the complete connector wording. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Connector · USB 3.2 Type A Down Stream: 3. Explicit downstream USB data ports; host upstream requirements and per-port power/video restrictions remain in the complete connector wording. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
USB-C video support Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Connector · USB 3.2 Type C Up Stream; DisplayPort Alt mode : 1 (100W power charger). Explicit upstream USB-C DisplayPort Alt Mode; other USB-C downstream/data-only ports do not inherit video support. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Connector · USB 3.2 Type C Up Stream; DisplayPort Alt mode : 1 (96W power charger). Explicit upstream USB-C DisplayPort Alt Mode; other USB-C downstream/data-only ports do not inherit video support. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
USB-C upstream power deliveryDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Connector · USB 3.2 Type C Up Stream; DisplayPort Alt mode : 1 (100W power charger). Explicit upstream host-charging claim; downstream15W/data-only charging is not a host power-delivery rating. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Connector · USB 3.2 Type C Up Stream; DisplayPort Alt mode : 1 (96W power charger). Explicit upstream host-charging claim; downstream15W/data-only charging is not a host power-delivery rating. ViewSonic VA3420C-2 — official UK technical specifications	100 W	96 W
USB 3.2 Type A Down StreamDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	4	3
USB 3.2 Type C Down stream Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 No source recorded.	1 (15W power charger & Data transfer only)	Not provided
USB 3.2 Type C Up Stream; DisplayPort Alt modeDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	1 (100W power charger)	1 (96W power charger)
3.5mm Audio Out Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	1	1
HDMI 2.1Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	2	1
DisplayPort Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	1	1
Ethernet LAN (RJ45) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 No source recorded.	1	Not provided
Internal SpeakersDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Audio. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Audio. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	5Watts x2	2Watts x2
Webcam Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Additional Hardware. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 No source recorded.	5.0M pixel	Not provided
Microphone Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Additional Hardware. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 No source recorded.	Yes	Not provided
USB 3.2 Type B Up Stream Sources ViewSonic VG3457CV No source recorded. ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Not provided	1

Dimensions and stand configurationDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 423.7~533.7 x 236.2. Supplied-stand configuration. The source lists without-base/without-stand figures separately. All original axis order and height ranges are retained; packaging dimensions are not substituted. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 429.3~558.9 x 280.1. Supplied-stand configuration. The source lists without-base/without-stand figures separately. All original axis order and height ranges are retained; packaging dimensions are not substituted. ViewSonic VA3420C-2 — official UK technical specifications	808 x 423.7–533.7 x 236.2 mm (width × height × depth, with supplied stand)	808 x 429.3–558.9 x 280.1 mm (width × height × depth, with supplied stand)
Published physical width Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 423.7~533.7 x 236.2. Component of the exact supplied-stand dimension tuple, in the original stated axis order. Allow room for cables and movement. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 429.3~558.9 x 280.1. Component of the exact supplied-stand dimension tuple, in the original stated axis order. Allow room for cables and movement. ViewSonic VA3420C-2 — official UK technical specifications	808 mm	808 mm
Depth with supplied standDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 423.7~533.7 x 236.2. Component of the exact supplied-stand dimension tuple, in the original stated axis order. Allow room for cables and movement. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical (mm): 808 x 429.3~558.9 x 280.1. Component of the exact supplied-stand dimension tuple, in the original stated axis order. Allow room for cables and movement. ViewSonic VA3420C-2 — official UK technical specifications	236.2 mm	280.1 mm
Dimensions without standDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical Without Stand (mm): 808 x 391.3 x 115. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Dimensions (metric) (wxhxd) · Physical Without Stand (mm): 808 x 363.92 x 118.29. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	808 x 391.3 x 115 mm (width × height × depth, without stand)	808 x 363.92 x 118.29 mm (width × height × depth, without stand)
Weight with supplied standDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Weight (metric) · Net (kg): 9.5. Net monitor with supplied stand; separately listed without-stand and gross/packaging figures remain distinct. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Weight (metric) · Net (kg): 8.4. Net monitor with supplied stand; separately listed without-stand and gross/packaging figures remain distinct. ViewSonic VA3420C-2 — official UK technical specifications	9.5 kg	8.4 kg
Weight without standDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Weight (metric) · Net Without Stand (kg): 7. Monitor without supplied base/stand; net with-stand and packaging masses are separate. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Weight (metric) · Net Without Stand (kg): 6. Monitor without supplied base/stand; net with-stand and packaging masses are separate. ViewSonic VA3420C-2 — official UK technical specifications	7 kg	6 kg
Published stand tiltDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Ergonomics · Tilt (Forward/Back): -5º / 40º. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Ergonomics · Tilt (Forward/Back): -5º / 20º. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	-5º / 40º	-5º / 20º
Published swivel anglesDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Ergonomics · Swivel: 120º. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Ergonomics · Swivel: 90º. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	120º	90º
VESA mounting pattern Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Wall Mount · VESA Compatible: 100 x 100 mm. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Wall Mount · VESA Compatible: 100 x 100 mm. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	100 x 100 mm	100 x 100 mm
Included accessories and regional scopeDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer General · PACKAGE CONTENTS: VG3457CV x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male; with Type-A adapter) x1, Quick Start Guide x1. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer General · PACKAGE CONTENTS: VA3420C-2 x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male) x1, USB A/B Cable (v3.2; Male-Male) x1, Quick Start Guide x1. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	VG3457CV x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male; with Type-A adapter) x1, Quick Start Guide x1	VA3420C-2 x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male) x1, USB A/B Cable (v3.2; Male-Male) x1, Quick Start Guide x1
Height-adjustable stand Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Ergonomics · Height Adjust (mm): 110. Positive supplied-stand travel is explicitly published. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Ergonomics · Height Adjust (mm): 130. Positive supplied-stand travel is explicitly published. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
Stand height travelDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Ergonomics · Height Adjust (mm): 110. Directly stated adjustment travel; not computed from outside dimensions. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Ergonomics · Height Adjust (mm): 130. Directly stated adjustment travel; not computed from outside dimensions. ViewSonic VA3420C-2 — official UK technical specifications	110 mm	130 mm
Swivel-capable stand Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Ergonomics · Swivel: 120º. The supplied stand explicitly lists a nonzero angle; its published range is kept separately. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Ergonomics · Swivel: 90º. The supplied stand explicitly lists a nonzero angle; its published range is kept separately. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
Stand-by Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	0.5W	0.5W
Kensington Lock Slot Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Additional Hardware. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Additional Hardware. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	1	1
Cable Organization Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Additional Hardware. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Additional Hardware. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
VESA Compatible Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Wall Mount. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Wall Mount. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	100 x 100 mm	100 x 100 mm
Height Adjust (mm)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Ergonomics. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Ergonomics. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	110	130
SwivelDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Ergonomics. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Ergonomics. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	120º	90º
Tilt (Forward/Back)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Ergonomics. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Ergonomics. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	-5º / 40º	-5º / 20º
Net (lbs)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Weight (imperial). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Weight (imperial). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	20.9	18.5
Net Without Stand (lbs)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Weight (imperial). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Weight (imperial). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	15.4	13.1
Gross (lbs)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Weight (imperial). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Weight (imperial). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	34.2	27.6
Net (kg)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Weight (metric). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Weight (metric). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	9.5	8.4
Net Without Stand (kg)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Weight (metric). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Weight (metric). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	7	6
Gross (kg)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Weight (metric). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Weight (metric). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	15.5	12.5
Physical (in.)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Dimensions (imperial) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Dimensions (imperial) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	31.81 x 16.68–21.01 x 9.3	31.81 x 16.9–22 x 11.03
Physical Without Stand (in.)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Dimensions (imperial) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Dimensions (imperial) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	31.81 x 15.41 x 4.53	31.81 x 14.33 x 4.66
Physical (mm)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Dimensions (metric) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Dimensions (metric) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	808 x 423.7–533.7 x 236.2	808 x 429.3–558.9 x 280.1
Physical Without Stand (mm)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Dimensions (metric) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Dimensions (metric) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	808 x 391.3 x 115	808 x 363.92 x 118.29

Power supply Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Power · Power Supply: Internal Power Supply. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Power · Power Supply: Internal Power Supply. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	Internal Power Supply	Internal Power Supply
Typical power consumptionDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Power · Consumption (typical): 35W. Manufacturer typical/normal operating claim; HDR, maximum, standby and eco modes remain separate. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Power · Consumption (typical): 44W. Manufacturer typical/normal operating claim; HDR, maximum, standby and eco modes remain separate. ViewSonic VA3420C-2 — official UK technical specifications	35 W	44 W
Power in Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Connector. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	3-pin Socket (IEC C14 / CEE22)	3-pin Socket (IEC C14 / CEE22)
Eco Mode (Conserve)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	25W	30W
Eco Mode (optimized)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	30W	38W
Consumption (typical)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	35W	44W
Consumption (max)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	60W	45W
Voltage Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	AC 100-240V	AC 100-240V
Power Supply Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Power. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Internal Power Supply	Internal Power Supply
Power Management Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Energy Star standards, EPEAT	Energy Star standards, EPEAT

Low-blue-light implementationDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Low Blue Light: Hardware solution. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Low Blue Light: Software solution. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	Hardware solution	Software solution
Flicker-free claim Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Flicker-Free: Yes. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer Display · Flicker-Free: Yes. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
Hardware low-blue-light solution Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer Display · Low Blue Light: Hardware solution. Explicit hardware solution. A software low-blue-light mode does not prove hardware absence. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Not separately established by these manufacturer specification rows. An omitted or inapplicable row does not establish absence. · Manufacturer specification ViewSonic VA3420C-2 — official UK technical specifications	Yes	Not listed by the manufacturer
Low Blue LightDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Hardware solution	Software solution
Flicker-Free Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Display. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Yes	Yes
PC Operating System Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Compatibility. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Compatibility. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Windows 10/11 certified; macOS tested	Windows 10/11 certified; macOS tested
Physical ControlsDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Controls. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Controls. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Key 1 (eye), Key 2, Key 3, Key 4, Key 5, Key 6 (power)	U, R, D, L, EN (power)

Temperature Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Operating Conditions. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Operating Conditions. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	32°F to 104°F (0°C to 40°C)	32°F to 104°F (0°C to 40°C)
Humidity (non-condensing) Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Operating Conditions. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Operating Conditions. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	20% to 90%	20% to 90%
Recycle/Disposal Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	Please dispose of in accordance with local, state or federal laws.	Please dispose of in accordance with local, state or federal laws.

Packaging (in.)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Dimensions (imperial) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Dimensions (imperial) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	39 x 19.5 x 9.4	39.3 x 20.4 x 6.7
Packaging (mm)Different Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section Dimensions (metric) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section Dimensions (metric) (wxhxd). Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	990 x 495 x 238	998 x 517 x 170
RegulationsDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	cTUVus, FCC-B, ICES003, Energy Star, EPEAT, CEC, NOM, Mexico Energy, CE, CE EMC, CB, RoHS, ErP, REACH, WEEE, TCO 9.0, EAC, UkrSEPRO	Energy Star, EPEAT, CE, CE EMC, CB, RoHS, ErP, REACH, WEEE, TCO 10.0, EAC, UkrSEPRO
PACKAGE CONTENTSDifferent Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	VG3457CV x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male; with Type-A adapter) x1, Quick Start Guide x1	VA3420C-2 x1, 3-pin Plug (IEC C13 / CEE22) x1, HDMI Cable (v2.0; Male-Male) x1, USB Type-C Cable (Male-Male) x1, USB A/B Cable (v3.2; Male-Male) x1, Quick Start Guide x1
Warranty Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer section General. Original units, typical/minimum/overdrive mode, signal-frequency range, directions and regional conditions retained. This raw row never substitutes for an unrelated shared capability. ViewSonic VA3420C-2 — official UK technical specifications	*Warranty offered may differ from market to market	*Warranty offered may differ from market to market

Published warranty scope Sources ViewSonic VG3457CV Manufacturer specification · Manufacturer General · Warranty: Warranty offered may differ from market to market. Original measurement and configuration scope retained. ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Manufacturer specification · Manufacturer General · Warranty: Warranty offered may differ from market to market. Original measurement and configuration scope retained. ViewSonic VA3420C-2 — official UK technical specifications	*Warranty offered may differ from market to market	*Warranty offered may differ from market to market

Show unverified (1)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Stand pivot Sources ViewSonic VG3457CV Not separately established by these manufacturer specification rows. An omitted or inapplicable row does not establish absence. · Manufacturer specification ViewSonic VG3457CV — official UK technical specifications ViewSonic VA3420C-2 Not separately established by these manufacturer specification rows. An omitted or inapplicable row does not establish absence. · Manufacturer specification ViewSonic VA3420C-2 — official UK technical specifications	Not listed by the manufacturer	Not listed by the manufacturer

First product manufacturer source Second product manufacturer source

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Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.