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LG 39GX90SB-W

UK manufacturer model

Screen diagonal
39 in
Native resolution
3440 x 1440
Manufacturer maximum refresh rate
240 Hz

LG 39GX90SB-W in its manufacturer-documented UK configuration. The complete source table retains its published display, connection, software and physical conditions.

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THE ACTUAL PRODUCT
LG 39GX90SB-W official product image
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with LG UltraGear 45GX90SA-B
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Specifications checked 17 Oct 2026Manufacturer specifications, not a hands-on test.

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The nearest checked monitors by key specifications, with what differs from the LG 39GX90SB-W. The first matches the Compare button above.

The useful part.

Key strengths

The exact manufacturer model links its source specification table and official product gallery.

Manufacturer source
The checks that matter.

Before you buy

Manufacturer specifications are claims, not independent measurements, current retailer stock or unstated regional compatibility. Unlisted units and capabilities remain unknown.

Manufacturer source
Every specification. With its source.

Full specifications

Suggest a correctionOur publishing standard

Exact configuration: UK manufacturer model · 39GX90SB-W

117 specifications in 11 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”. 1 row repeats a listed fact in the manufacturer’s own wording, kept under “Manufacturer wording”.

Screen & panel

14 items
Screen diagonal
39 in

Actual manufacturer display-table diagonal. Original: 39

Source
Native resolution
3440 x 1440Source
Panel technology
OLEDSource
DISPLAY — Size [cm]
99.1Source
DISPLAY — Aspect Ratio
21:9Source
DISPLAY — Pixel Pitch [mm]
0.266 x 0.266mmSource
DISPLAY — Viewing Angle (CR≥10)
178º(R/L), 178º(U/D)Source
DISPLAY — Curvature
800RSource
DISPLAY — PPI (Pixel Per Inch)
-Source
FEATURES — Mini-LED Technology
-Source
FEATURES — Nano IPS™ Technology
-Source
FEATURES — Advanced True Wide Pol.
-Source
FEATURES — Super Resolution+
-Source
SW APPLICATION — OnScreen Control (LG Screen Manager)
-Source

Refresh & response

8 items
Manufacturer maximum refresh rate
240 Hz

Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 240

Source
DISPLAY — Response Time
0.03ms (GTG)Source
FEATURES — Motion Blur Reduction Tech.
-Source
FEATURES — NVIDIA G-Sync™
G-SYNC CompatibleSource
FEATURES — AMD FreeSync™
FreeSync Premium ProSource
FEATURES — VRR
YESSource
FEATURES — Dynamic Action Sync
YESSource
FEATURES — OverClocking
-Source

Colour, brightness & HDR

19 items
DISPLAY — Color Gamut (Min.)
DCI-P3 94% (CIE1976)Source
DISPLAY — Color Gamut (Typ.)
DCI-P3 98.5% (CIE1976)Source
DISPLAY — Color Depth (Number of Colors)
1.07BSource
DISPLAY — Contrast Ratio (Min.)
1200000:1Source
DISPLAY — Contrast Ratio (Typ.)
1500000:1Source
DISPLAY — Brightness (Min.) [cd/m²]
250cd/㎡Source
DISPLAY — Brightness (Typ.) [cd/m²]
275cd/m²Source
DISPLAY — Colour Bit
-Source
FEATURES — HDR 10
YESSource
FEATURES — Dolby Vision™
-Source
FEATURES — VESA DisplayHDR™
DisplayHDR™400 TRUE BLACKSource
FEATURES — HDR Effect
YESSource
FEATURES — Color Calibrated in Factory
YESSource
FEATURES — HW Calibration
-Source
FEATURES — Auto Brightness
YESSource
FEATURES — Color Weakness
YESSource
FEATURES — Black Stabiliser
YESSource
FEATURES — Live Color Low Blue Light
-Source
SW APPLICATION — LG Calibration Studio (True Color Pro)
-Source

Inputs & connections

8 items
Inputs and connections
d-sub: -; d-sub (max. resolution at hz): -; dvi-d: -; dvi (max resolution at hz): -; hdmi: YES(2ea); displayport: YES(1ea); dp version: 1.4 (DSC); thunderbolt: -; thunderbolt (max. resolution at hz): -; thunderbolt (data transsmission): -; thunderbolt (power delivery): -; usb-c: Yes (1up); usb-c (max. resolution at hz): -; usb-c (data transsmission): YES; usb-c (power delivery): 65W; daisy chain: -; usb upstream port: YES(via USB-C); usb downstream port: YES(2ea/ver2.0); built-in kvm: -; lan (rj-45): YES; spdif out (optical digital audio out): -; audio in: -; mic in: -; headphone output: 3-pole (Sound Only); line out: -; dp (hdcp version): 2.3; hdmi (hdcp version): 2.3Source
SMART MONITORS — The security update is supported for
5 years from the product launch date stated at https://lgsecurity.lge.com/bulletins/monitorprojectorSource
SMART FEATURES — Wi-Fi
YESSource
FEATURES — Auto Input Switch
-Source
FEATURES — PBP
2PBPSource
FEATURES — PIP
YESSource
FEATURES — Camera
-Source
SOUND — Bluetooth Connectivity
YESSource

Stand & mounting

5 items
FEATURES — VESA Adaptive Sync
YESSource
FEATURES — VESA ClearMR
-Source
FEATURES — VESA Dual-Mode
-Source
MECHANICAL — Display Position Adjustments
Tilt/Height/SwivelSource
MECHANICAL — Wall Mountable [mm]
100 x 100Source

Size, weight & build

6 items
Manufacturer dimensions and stand basis
dimension with stand (w x h x d) [mm]: 887.8 x 495.7 x 322.8mm

Original manufacturer axes, units and up/down/stand configurations retained.

Source
DIMENSIONS/WEIGHTS — Dimension without Stand (W x H x D) [mm]
887.8 x 404.4 x198.0mmSource
DIMENSIONS/WEIGHTS — Dimension in Shiping (W x H x D) [mm]
985 x 338 x 550mmSource
DIMENSIONS/WEIGHTS — Weight with Stand [kg]
11.45kgSource
DIMENSIONS/WEIGHTS — Weight without Stand [kg]
7.30kgSource
DIMENSIONS/WEIGHTS — Weight in Shipping [kg]
17.5kgSource

Power & energy

11 items
FEATURES — Smart Energy Saving
YESSource
POWER — Type
External Power(Adapter)Source
POWER — AC Input
100~240V (50/60Hz)Source
POWER — Power Consumption (Typ.)
-Source
POWER — Power Consumption (Max.)
-Source
POWER — Power Consumption (Energy Star)
-Source
POWER — Power Consumption (Sleep Mode)
Less than 0.5WSource
POWER — DC Output
-Source
POWER — Power Consumption (On-Mode)
67WSource
POWER — Power Consumption (On-Mode) (ErP)
36WSource
POWER — Power Consumption (On-Mode) (KR)
50WSource
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

POWER — Power Consumption (DC Off)
Less than 0.5WSource

Eye care & features

23 items
SMART FEATURES — Art Gallery
YESSource
SMART FEATURES — Full Web Browser
YESSource
SMART FEATURES — Home Dashboard
YESSource
SMART FEATURES — LG Channels
YESSource
SMART FEATURES — LG Content Store (App Store)
YESSource
SMART FEATURES — LG ThinQ®
YESSource
SMART FEATURES — Magic Remote Control
(available separately)Source
SMART FEATURES — Mirroring
YESSource
SMART FEATURES — Operating System
webOS 26Source
SMART FEATURES — Others
-Source
SMART FEATURES — Smart Type
SmartSource
SMART FEATURES — Voice Assistants
YESSource
SMART FEATURES — "Works With"
-Source
FEATURES — Flicker Safe
-Source
FEATURES — Reader Mode
YESSource
FEATURES — Crosshair
YESSource
FEATURES — FPS Counter
YESSource
FEATURES — User Defined Key
YESSource
FEATURES — RGB LED Lighting
Unity Hexagon LightingSource
SW APPLICATION — Dual Controller
-Source
SW APPLICATION — LG UltraGear™ Control Center
-Source
SW APPLICATION — LG UltraGear™ Studio
-Source
SW APPLICATION — LG Switch
YESSource

Audio

7 items
FEATURES — Mic
-Source
SOUND — Speaker
7Wx2 (Max), 5Wx2 (Typ)Source
SOUND — DTS HP:X
-Source
SOUND — Maxx Audio
-Source
SOUND — Rich Bass
-Source
SOUND — Dolby Atmos
-Source
SOUND — DTS Virtual:X
-Source

Box, warranty & identity

15 items
INFO — Product name
UltraGearSource
INFO — Year
Y26Source
ACCESSORY — D-Sub
-Source
ACCESSORY — DVI-D
-Source
ACCESSORY — HDMI
YESSource
ACCESSORY — Thunderbolt
-Source
ACCESSORY — USB-C
YESSource
ACCESSORY — Display Port
YESSource
ACCESSORY — USB A to B
-Source
ACCESSORY — Remote Controller
YESSource
ACCESSORY — Others (Accessory)
-Source
ACCESSORY — Adapter
YESSource
ACCESSORY — Calibration Report (Paper)
-Source
ACCESSORY — HDMI (Color/Length)
-Source
ACCESSORY — Power Cord
YESSource

Other details

1 item
FEATURES — Others (Features)
-Source
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