MSI G321Q vs AOC Q27G4F

MSI G321Q165 Hz

AOC Q27G4F180 Hz

Sources

MSI G321Q

Manufacturer specification · English manual p. 24: 170 Hz maximum, default 165 Hz. DisplayPort overclock must be enabled for 170 Hz; HDMI native maximum 144 Hz remains separate.

AOC Q27G4F

Check the exact configuration and source conditions for your use.

Screen diagonal

MSI G321Q31.5 in

AOC Q27G4F27 in

Sources

MSI G321Q

Manufacturer specification · Manufacturer panel diagonal; rounded size printed on marketing imagery may differ.

AOC Q27G4F

Manufacturer specification · Manufacturer-listed panel diagonal; a rounded size may appear in the product name.

Check the exact configuration and source conditions for your use.

Inputs and versions

MSI G321Q1 × DisplayPort; 2 × HDMI 2.0b; headphone output

AOC Q27G4FHDMI: HDMI 2.0 x 1; DisplayPort: DisplayPort 1.4 x 1; Audio Output: Headphone out (3.5mm)

Sources

MSI G321Q

MSI's video-port specification says DisplayPort 1.4 but the connection diagram caption says 1.2a. · Manufacturer specification · Input counts and types.

AOC Q27G4F

Manufacturer specification · Manufacturer port counts and versions. Confirm source-device support, cable bandwidth and the exact mode; a connector name alone does not guarantee every advertised configuration.

Check the exact configuration and source conditions for your use.

HDR support

MSI G321QHDR Ready

AOC Q27G4FHDR 10

Sources

MSI G321Q

Manufacturer specification · HDR Ready as described by MSI; not a DisplayHDR certification.

AOC Q27G4F

Manufacturer specification · Manufacturer-listed HDR formats or certification. This alone does not establish real-scene HDR quality, local dimming or measured peak brightness.

Check the exact configuration and source conditions for your use.

Adaptive-sync technologies

MSI G321QNVIDIA G-SYNC Compatible; AMD FreeSync Premium

AOC Q27G4FNVIDIA G-SYNC Compatible

Sources

MSI G321Q

Manufacturer specification · Operation depends on the source, connection and selected mode.

AOC Q27G4F

Manufacturer specification

Check the exact configuration and source conditions for your use.

Supplied stand height adjustment

MSI G321QNo

AOC Q27G4FYes

Sources

MSI G321Q

Manufacturer specification · The exact datasheet lists height adjustment N/A.

AOC Q27G4F

Manufacturer specification · The manufacturer explicitly lists positive stand height travel. Manufacturer-listed travel: 130mm. Not calculated from the external height range.

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.

Show 7 more verified differences

Supplied stand portrait pivot

MSI G321QNo

AOC Q27G4FYes

Sources

MSI G321Q

Manufacturer specification · The exact datasheet lists pivot N/A.

AOC Q27G4F

Manufacturer specification · The manufacturer-listed stand pivot range is preserved separately.

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.

Static contrast claim

MSI G321Q1200:1

AOC Q27G4F1000:1

Sources

MSI G321Q

Manufacturer specification · Static contrast.

AOC Q27G4F

Manufacturer specification

Check the exact configuration and source conditions for your use.

Declared display colours

MSI G321Q1.07 billion (8-bit + FRC)

AOC Q27G4F16.7M (8bits)

Sources

MSI G321Q

Manufacturer specification · FRC-assisted count, not native 10-bit panel depth.

AOC Q27G4F

Manufacturer specification · Manufacturer colour specification under its stated colour space and measurement basis. Coverage and gamut volume are not interchangeable, and this is not an independent colour-accuracy measurement.

Check the exact configuration and source conditions for your use.

Power supply

MSI G321QExternal 19 V / 3.42 A adapter; AC 100–240 V, 50/60 Hz

AOC Q27G4FInternal

Sources

MSI G321Q

Manufacturer specification · Adapter rating, not the monitor's power use.

AOC Q27G4F

Manufacturer specification

Check the exact configuration and source conditions for your use.

Stand depth

MSI G321Q249.5 mm

AOC Q27G4F207.7 mm

Sources

MSI G321Q

Manufacturer specification · Manufacturer dimensions with stand, shown width × height × depth. Stand depth is not panel thickness and excludes additional cable clearance.

AOC Q27G4F

Manufacturer specification · Depth from the manufacturer dimension tuple. Allow additional room for cable routing and movement.

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

Dimensions with stand

MSI G321Q716.2 × 503.4 × 249.5 mm (width × height × depth, with stand)

AOC Q27G4F613.9 × (386.0–516.0) × 207.7 mm (width × height × depth, with stand)

Sources

MSI G321Q

Manufacturer specification · Manufacturer dimensions with stand, shown width × height × depth. Stand depth is not panel thickness and excludes additional cable clearance.

AOC Q27G4F

Manufacturer specification · Manufacturer dimensions in the stated orientation; allow additional room for cables and movement. A listed height range is retained without inferring an adjustment travel.

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

Dimensions without stand

MSI G321Q716.2 × 428.5 × 62 mm (width × height × depth)

AOC Q27G4F613.9 x 366.3 x 51.3

Sources

MSI G321Q

Manufacturer specification · Manufacturer dimensions explicitly without stand; mounting and cable clearance are extra.

AOC Q27G4F

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

Same feature, different names (2)

The sources publish different names for the same feature. Both names and their sources are shown; they are not counted as differences.

Panel technology

MSI G321QIPS LCD

AOC Q27G4FFast IPS

Sources

MSI G321Q

Manufacturer specification

AOC Q27G4F

Manufacturer specification · Manufacturer panel designation; technology alone does not establish tested image quality.

Both sources state the same feature under different published names. This is not a verified difference; check the exact feature you need.

Panel surface

MSI G321QAnti-glare

AOC Q27G4FAntiglare (AG)

Sources

MSI G321Q

Manufacturer specification · Manufacturer surface description.

AOC Q27G4F

Manufacturer specification

Both sources state the same feature under different published names. This is not a verified difference; check the exact feature you need.

Missing or non-comparable evidence (58)

Listed refresh modes and input limits

MSI G321QNot verified

AOC Q27G4F180 Hz

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

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

Maximum native-resolution HDMI refresh

MSI G321Q144 Hz

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · 2560 × 1440 over HDMI; the 170 Hz overclock applies to DisplayPort.

AOC Q27G4F

No source recorded for this side.

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

USB-C / Thunderbolt charging output

MSI G321QNot verified

AOC Q27G4FNot verified

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

No positive charging-output rating is established in the inspected specification. · Manufacturer specification

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

USB-C

MSI G321QNo

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · USB ports are explicitly N/A in the exact datasheet; video ports are HDMI and DisplayPort.

AOC Q27G4F

The inspected exact-model specification does not establish this feature. It has not been inferred from another model or from an omitted field. · Manufacturer specification

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

USB hub

MSI G321QNo

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · USB ports are explicitly N/A.

AOC Q27G4F

No source recorded for this side.

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

MPRT motion-blur mode

MSI G321QYes

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Manual pp. 15–16: MPRT needs a refresh rate above 85 Hz, cannot run with Adaptive-Sync or HDR, and locks brightness and response controls.

AOC Q27G4F

No source recorded for this side.

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

MPRT with adaptive sync

MSI G321QNo

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · English manual pp. 16, 18 and 20: enabling MPRT disables adaptive sync and HDCR; enabling adaptive sync disables MPRT. MPRT requires refresh above 85 Hz and locks brightness/response-time settings. HDR disables MPRT.

AOC Q27G4F

No source recorded for this side.

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

Supplied stand swivel

MSI G321QNo

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · The exact datasheet lists swivel N/A.

AOC Q27G4F

No source recorded for this side.

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

Supplied stand adjustments

MSI G321QTilt −5° to +20°; no height, swivel or pivot adjustment

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Exact tilt and N/A adjustment rows; third-party VESA stand capability is separate.

AOC Q27G4F

No source recorded for this side.

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

sRGB picture preset

MSI G321QYes

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Pro Mode lists sRGB for this model (p. 19). Adobe RGB, Display P3 and Calibration 1–3 modes are marked only for MAG321QR-QD. Preset availability is not calibrated gamut accuracy.

MSI G321Q — exact model specifications MSI G321Q / MAG321QR-QD — English user guide v1.1

AOC Q27G4F

No source recorded for this side.

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

Physical controls

MSI G321Q5-way joystick with custom shortcuts

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Manual pp. 13–14 and 21: directional OSD control with configurable shortcuts. The Macro Key belongs to MAG321QR-QD, not the G321Q rear-panel diagram.

AOC Q27G4F

No source recorded for this side.

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

Built-in speakers

MSI G321QNot verified

AOC Q27G4FNot verified

Sources

MSI G321Q

Only a headphone output is listed; MSI does not say whether speakers are built in. · Manufacturer specification · Only a headphone output is listed; MSI does not say whether speakers are built in.

AOC Q27G4F

The inspected exact-model specification does not establish this feature. It has not been inferred from another model or from an omitted field. · Manufacturer specification

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

Headphone output

MSI G321QYes

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · One headphone output; MSI does not list speakers.

AOC Q27G4F

No source recorded for this side.

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

Picture-in-picture / picture-by-picture

MSI G321QNot supported

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Datasheet PIP/PBP N/A.

AOC Q27G4F

No source recorded for this side.

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

HDMI CEC

MSI G321QYes

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Manual pp. 8–10 and 23 identify CEC on HDMI connector 7 (the first HDMI input), with automatic power behaviour for supported CEC devices. No support is asserted for every input or HDMI 2.1 bandwidth.

AOC Q27G4F

No source recorded for this side.

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

Declared activated range

MSI G321Q48–170 Hz

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Adaptive-Sync activation range; input and source limits apply.

AOC Q27G4F

No source recorded for this side.

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

Manufacturer-listed adaptive-sync technology

MSI G321QNot verified

AOC Q27G4FAdaptive Sync

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

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

Backlight technology

MSI G321QNot verified

AOC Q27G4FWLED

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

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

Published package contents

MSI G321QMonitor, stand/base with screws, external supply, power cord, wall-mount screws and quick-start guide; DisplayPort/HDMI cables optional

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · The manual lists country-dependent contents; the USB upstream cable belongs to other models with USB ports. Check the seller's box.

AOC Q27G4F

No source recorded for this side.

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

Colour depth

MSI G321Q8-bit + FRC

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Where FRC is listed, the panel uses frame-rate control to reach the stated depth.

AOC Q27G4F

No source recorded for this side.

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

Declared colour gamut

MSI G321QAdobe RGB 90% / DCI-P3 93% / sRGB 123% (CIE 1976)

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · CIE 1976 basis; percentages above 100% are relative volume, not coverage.

MSI G321Q — exact model specifications MSI G321Q — official spec MSI G321Q — official overview MSI G321Q / MAG321QR-QD — English user guide v1.1

AOC Q27G4F

No source recorded for this side.

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

Advertised console mode

MSI G321QPS5 1440p optimisation with VRR; HDMI 1080p/1440p at 120 Hz; HDMI 2160p input up to 60 Hz

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Exact marketing lists PS5 1440p VRR. Manual pp. 26–27 separately lists HDMI 1080p/1440p at 120 Hz and 2160p 30/50/60 Hz input timings. The physical panel remains 2560 × 1440; accepting a 4K input is not native 4K display. Confirm device/firmware/VRR mode combination.

AOC Q27G4F

No source recorded for this side.

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

DisplayPort version

MSI G321QConflicting evidence

AOC Q27G4FNot verified

Sources

MSI G321Q

Conflicting manufacturer table and connection-diagram labels; no version selected. · Manufacturer specification · MSI's web specification and datasheet video table say DisplayPort 1.4; the datasheet diagram and English manual (p. 10) say 1.2a. One input, with the 170 Hz overclocked mode.

MSI G321Q — exact model specifications MSI G321Q — official spec MSI G321Q / MAG321QR-QD — English user guide v1.1

AOC Q27G4F

No source recorded for this side.

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

Listed energy class

MSI G321QNot verified

AOC Q27G4FE

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

MSI G321Q — official overview MSI G321Q / MAG321QR-QD — English user guide v1.1

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

Anti-flicker mode

MSI G321QYes

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · The manual (p. 31) says it does not apply with MPRT on.

AOC Q27G4F

No source recorded for this side.

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

Colour space (Adobe RGB) CIE 1976 %

MSI G321QNot verified

AOC Q27G4F89.8

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

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

Colour space (DCI-P3) CIE 1976 %

MSI G321QNot verified

AOC Q27G4F93.4

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

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

Colour space (sRGB) CIE 1976 %

MSI G321QNot verified

AOC Q27G4F117.2

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

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

Gross weight

MSI G321Q8.8 kg

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Manual p. 25 G321Q gross row; not product-only mass.

AOC Q27G4F

No source recorded for this side.

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

Listed cable bundle

MSI G321QNot verified

AOC Q27G4FHDMI cable: 1x; Displayport cable: 1x; Power Cable: True

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification · Package contents describe the inspected regional specification; confirm the exact retailer bundle.

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

Vertical input-frequency range

MSI G321QNot verified

AOC Q27G4FHDMI2.0: 48-144hz / DP1.4: 48-180hz

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

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

Kensington lock slot

MSI G321QYes

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Lock slot only; no lock included.

AOC Q27G4F

No source recorded for this side.

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

Low-blue-light mode

MSI G321QYes

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · The manual (p. 19) says Low Blue Light shifts colour temperature toward yellow and is forced on in Anti-Blue mode; HDR greys it out (p. 15).

MSI G321Q — official overview

AOC Q27G4F

No source recorded for this side.

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

Night Vision

MSI G321QYes

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Dark-area adjustment.

AOC Q27G4F

No source recorded for this side.

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

Power when off (W)

MSI G321QNot verified

AOC Q27G4F0.3

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ.

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

Picture modes

MSI G321QGame: User, FPS, Racing, RTS, RPG; Pro: Eco, User, Anti-Blue, Movie, Office, sRGB

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Manual pp. 16 and 19. Premium Color and additional colour/calibration presets belong to MAG321QR-QD, not G321Q.

AOC Q27G4F

No source recorded for this side.

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

Stand pivot range

MSI G321QNot verified

AOC Q27G4F−90° to 90° (±2° tolerance)

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

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

Pixel pitch

MSI G321Q0.272 × 0.272 mm (horizontal × vertical)

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Manufacturer-reported pitch.

AOC Q27G4F

No source recorded for this side.

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

Operating power consumption

MSI G321QNot verified

AOC Q27G4F23 W

Sources

MSI G321Q

MSI lists an adapter rating but no typical operating wattage. · Manufacturer specification · MSI lists an adapter rating but no typical operating wattage.

AOC Q27G4F

Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ. Source mode: typical.

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

Overclocked refresh rate

MSI G321Q170 Hz

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · DisplayPort: up to 170 Hz with overclocking; HDMI: up to 144 Hz, at native 2560 × 1440. The source, cable and selected mode must support the signal.

AOC Q27G4F

No source recorded for this side.

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

Specification market

MSI G321QNot verified

AOC Q27G4FAOC UK documentation

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification · UK and US retailer searches are provided separately. A UK specification does not prove identical US variants, included plugs, stock or cross-border warranty.

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

Reported net weight

MSI G321Q6.8 kg

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Manual p. 25 (G321Q column); MSI does not say whether the stand is included.

AOC Q27G4F

No source recorded for this side.

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

Rated grey-to-grey response

MSI G321Q4 ms

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Specification row p. 24: 4 ms GtG, separate from 1 ms MPRT.

AOC Q27G4F

No source recorded for this side.

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

Rated moving-picture response

MSI G321Q1 ms

AOC Q27G4F0.5 ms

Sources

MSI G321Q

Manufacturer specification · Blur-reduction (MPRT) figure, not GtG or input lag.

AOC Q27G4F

Manufacturer specification · Manufacturer response-time claim; settings and transition method matter. GtG and MPRT values are different measures and are not independent motion-clarity results.

The recorded units or formats differ. These values are not ranked.

Response method and claim

MSI G321Q1 ms MPRT

AOC Q27G4F1 ms

Sources

MSI G321Q

Manufacturer specification · GtG, MPRT and input lag are different measures.

AOC Q27G4F

Manufacturer specification · Manufacturer response-time claim; settings and transition method matter. GtG and MPRT values are different measures and are not independent motion-clarity results.

One source states less detail or a rounded figure. This is not a verified difference; check the exact configuration.

Screen assistance

MSI G321QSmart Crosshair; refresh-rate overlay; alarm clock

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Selectable OSD overlays (manual pp. 17–18).

AOC Q27G4F

No source recorded for this side.

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

Screen shape

MSI G321QFlat

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Exact panel curvature row.

AOC Q27G4F

No source recorded for this side.

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

Signal frequency

MSI G321Q72.6–245.5 kHz horizontal / 48–170 Hz vertical

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Published signal range; not guaranteed full range for every input.

AOC Q27G4F

No source recorded for this side.

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

Stand height travel

MSI G321QNot verified

AOC Q27G4F130 mm

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification · Manufacturer-listed travel: 130mm. Not calculated from the external height range.

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

Standby power (W)

MSI G321QNot verified

AOC Q27G4F0.5

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ.

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

Stand swivel

MSI G321QNot verified

AOC Q27G4F−28° to 28° (±2° tolerance)

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

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

Adaptive-sync range

MSI G321QNot verified

AOC Q27G4F48-180

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

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

Stand tilt

MSI G321QNot verified

AOC Q27G4F−3° to 21° (±2° tolerance)

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

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

VESA screw specification

MSI G321QM4 × 10 mm; 0.7 mm thread pitch

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Manual p. 25 supplies plate 100 × 100 mm and screw dimensions; follow installation instructions and mount-specific clearance.

AOC Q27G4F

No source recorded for this side.

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

Weight without stand (kg)

MSI G321QNot verified

AOC Q27G4F3.44

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification

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

Active display area

MSI G321Q698.112 × 392.688 mm (horizontal × vertical)

AOC Q27G4FNot verified

Sources

MSI G321Q

Manufacturer specification · Panel active area, not chassis dimensions.

MSI G321Q — exact model specifications MSI G321Q / MAG321QR-QD — English user guide v1.1

AOC Q27G4F

No source recorded for this side.

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

Weight with stand

MSI G321QNot verified

AOC Q27G4F5.3 kg

Sources

MSI G321Q

The manual (p. 25) lists 6.8 kg net and 8.8 kg gross without saying whether the stand is included. · Manufacturer specification · The manual (p. 25) lists 6.8 kg net and 8.8 kg gross without saying whether the stand is included.

AOC Q27G4F

Manufacturer specification · Net product weight with the supplied stand or arm; packaging excluded.

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

Width with stand

MSI G321QNot verified

AOC Q27G4F613.9 mm

Sources

MSI G321Q

No source recorded for this side.

AOC Q27G4F

Manufacturer specification · Manufacturer width in the listed landscape configuration.

First product manufacturer source Second product manufacturer source

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

6 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

MSI G321Q

What it brings

It reaches 170 Hz over DisplayPort at 2560 × 1440 with G-SYNC Compatible and FreeSync Premium support, and the IPS panel covers 123% sRGB (CIE 1976).
Manufacturer source
PS5 1440p optimisation with VRR, 120 Hz console input over HDMI, Night Vision and Smart Crosshair are included, with a 100 × 100 mm VESA pattern for an arm.
Manufacturer source Manufacturer source

What to check

HDMI is limited to 144 Hz, and MSI's specification table and connection diagram give different DisplayPort versions (1.4 and 1.2a).
Manufacturer source Manufacturer source Manufacturer source
The supplied stand has no height adjustment, swivel or portrait pivot; a separate compatible 100 × 100 mm VESA mount is an option. No USB ports are specified.
Manufacturer source

AOC Q27G4F

What it brings

The 2560 × 1440 panel supports a listed 180 Hz native-resolution mode. Check the input-specific conditions alongside the figures.
Manufacturer source
The supplied stand has a listed 130 mm height adjustment, allowing its position to change without adding a separate mount.
Manufacturer source

What to check

Response time, HDR support and colour figures are manufacturer claims with different conditions; they do not establish independent motion or image-quality results.
Manufacturer source
Allow for the 207.7 mm listed depth with the supplied stand, plus cable clearance. Check desk depth before choosing this size.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

80 of 80 specifications Sources in each row

Source-backed specifications for MSI G321Q and AOC Q27G4F
Specification	MSI G321Q	AOC Q27G4F

Screen diagonalDifferent Sources MSI G321Q Manufacturer specification · Manufacturer panel diagonal; rounded size printed on marketing imagery may differ. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer-listed panel diagonal; a rounded size may appear in the product name. AOC Q27G4F — exact-model technical specifications	31.5 in	27 in
Native resolution Sources MSI G321Q Manufacturer specification MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer resolution notation: 2560x1440. See the separate refresh-mode conditions for any lower-resolution configurations. AOC Q27G4F — exact-model technical specifications	2560 × 1440	2560 × 1440
Panel technology Sources MSI G321Q Manufacturer specification MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer panel designation; technology alone does not establish tested image quality. AOC Q27G4F — exact-model technical specifications	IPS LCD	Fast IPS
Aspect ratio Sources MSI G321Q Manufacturer specification MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	16:9	16:9
Declared brightness Sources MSI G321Q Manufacturer specification · SDR typical brightness, not HDR peak. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer typical brightness. Not an independent measurement; calibration, mode and content affect output. AOC Q27G4F — exact-model technical specifications	300 cd/m²	300 cd/m²
Static contrast claimDifferent Sources MSI G321Q Manufacturer specification · Static contrast. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	1200:1	1000:1
Colour depth Sources MSI G321Q Manufacturer specification · Where FRC is listed, the panel uses frame-rate control to reach the stated depth. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	8-bit + FRC	Not provided
HDR supportDifferent Sources MSI G321Q Manufacturer specification · HDR Ready as described by MSI; not a DisplayHDR certification. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer-listed HDR formats or certification. This alone does not establish real-scene HDR quality, local dimming or measured peak brightness. AOC Q27G4F — exact-model technical specifications	HDR Ready	HDR 10
Screen shape Sources MSI G321Q Manufacturer specification · Exact panel curvature row. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	Flat	Not provided
Active display area Sources MSI G321Q Manufacturer specification · Panel active area, not chassis dimensions. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	698.112 × 392.688 mm (horizontal × vertical)	Not provided
Pixel pitch Sources MSI G321Q Manufacturer specification · Manufacturer-reported pitch. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	0.272 × 0.272 mm (horizontal × vertical)	Not provided
Declared viewing angles Sources MSI G321Q Manufacturer specification MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	178° horizontal / 178° vertical	178/178
Declared colour gamut Sources MSI G321Q Manufacturer specification · CIE 1976 basis; percentages above 100% are relative volume, not coverage. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	Adobe RGB 90% / DCI-P3 93% / sRGB 123% (CIE 1976)	Not provided
Panel surface Sources MSI G321Q Manufacturer specification · Manufacturer surface description. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Anti-glare	Antiglare (AG)
Declared display coloursDifferent Sources MSI G321Q Manufacturer specification · FRC-assisted count, not native 10-bit panel depth. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer colour specification under its stated colour space and measurement basis. Coverage and gamut volume are not interchangeable, and this is not an independent colour-accuracy measurement. AOC Q27G4F — exact-model technical specifications	1.07 billion (8-bit + FRC)	16.7M (8bits)
sRGB picture preset Sources MSI G321Q Manufacturer specification · Pro Mode lists sRGB for this model (p. 19). Adobe RGB, Display P3 and Calibration 1–3 modes are marked only for MAG321QR-QD. Preset availability is not calibrated gamut accuracy. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Yes	Not provided
Picture modes Sources MSI G321Q Manufacturer specification · Manual pp. 16 and 19. Premium Color and additional colour/calibration presets belong to MAG321QR-QD, not G321Q. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Game: User, FPS, Racing, RTS, RPG; Pro: Eco, User, Anti-Blue, Movie, Office, sRGB	Not provided
Backlight technology Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	WLED
Colour space (sRGB) CIE 1976 % Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · Manufacturer colour specification under its stated colour space and measurement basis. Coverage and gamut volume are not interchangeable, and this is not an independent colour-accuracy measurement. AOC Q27G4F — exact-model technical specifications	Not provided	117.2
Colour space (DCI-P3) CIE 1976 % Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · Manufacturer colour specification under its stated colour space and measurement basis. Coverage and gamut volume are not interchangeable, and this is not an independent colour-accuracy measurement. AOC Q27G4F — exact-model technical specifications	Not provided	93.4
Colour space (Adobe RGB) CIE 1976 % Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · Manufacturer colour specification under its stated colour space and measurement basis. Coverage and gamut volume are not interchangeable, and this is not an independent colour-accuracy measurement. AOC Q27G4F — exact-model technical specifications	Not provided	89.8

Overclocked refresh rate Sources MSI G321Q Manufacturer specification · DisplayPort: up to 170 Hz with overclocking; HDMI: up to 144 Hz, at native 2560 × 1440. The source, cable and selected mode must support the signal. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	170 Hz	Not provided
Adaptive sync Sources MSI G321Q Manufacturer specification · The exact specification names NVIDIA G-SYNC Compatible and AMD FreeSync Premium. This confirms adaptive-sync capability, not every console/GPU/input combination. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · The exact manufacturer specification names adaptive-sync support; its stated technology and existing conditions are retained separately. AOC Q27G4F — exact-model technical specifications	Yes	Yes
Response method and claim Sources MSI G321Q Manufacturer specification · GtG, MPRT and input lag are different measures. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer response-time claim; settings and transition method matter. GtG and MPRT values are different measures and are not independent motion-clarity results. AOC Q27G4F — exact-model technical specifications	1 ms MPRT	1 ms
Adaptive-sync technologiesDifferent Sources MSI G321Q Manufacturer specification · Operation depends on the source, connection and selected mode. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	NVIDIA G-SYNC Compatible; AMD FreeSync Premium	NVIDIA G-SYNC Compatible
Maximum native-resolution HDMI refresh Sources MSI G321Q Manufacturer specification · 2560 × 1440 over HDMI; the 170 Hz overclock applies to DisplayPort. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	144 Hz	Not provided
Rated moving-picture response Sources MSI G321Q Manufacturer specification · Blur-reduction (MPRT) figure, not GtG or input lag. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer response-time claim; settings and transition method matter. GtG and MPRT values are different measures and are not independent motion-clarity results. AOC Q27G4F — exact-model technical specifications	1 ms	0.5 ms
Signal frequency Sources MSI G321Q Manufacturer specification · Published signal range; not guaranteed full range for every input. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	72.6–245.5 kHz horizontal / 48–170 Hz vertical	Not provided
Declared activated range Sources MSI G321Q Manufacturer specification · Adaptive-Sync activation range; input and source limits apply. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	48–170 Hz	Not provided
MPRT with adaptive sync Sources MSI G321Q Manufacturer specification · English manual pp. 16, 18 and 20: enabling MPRT disables adaptive sync and HDCR; enabling adaptive sync disables MPRT. MPRT requires refresh above 85 Hz and locks brightness/response-time settings. HDR disables MPRT. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	No	Not provided
Refresh rate at native resolutionDifferent Sources MSI G321Q Manufacturer specification · English manual p. 24: 170 Hz maximum, default 165 Hz. DisplayPort overclock must be enabled for 170 Hz; HDMI native maximum 144 Hz remains separate. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F Manufacturer specification · At the native panel resolution. Manufacturer lists 180 Hz. Available modes depend on input, cable and source. Listed vertical input range: HDMI2.0: 48-144hz / DP1.4: 48-180hz. AOC Q27G4F — exact-model technical specifications	165 Hz	180 Hz
Rated grey-to-grey response Sources MSI G321Q Manufacturer specification · Specification row p. 24: 4 ms GtG, separate from 1 ms MPRT. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	4 ms	Not provided
MPRT motion-blur mode Sources MSI G321Q Manufacturer specification · Manual pp. 15–16: MPRT needs a refresh rate above 85 Hz, cannot run with Adaptive-Sync or HDR, and locks brightness and response controls. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Yes	Not provided
Listed refresh modes and input limits Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · At the native panel resolution. Manufacturer lists 180 Hz. Available modes depend on input, cable and source. Listed vertical input range: HDMI2.0: 48-144hz / DP1.4: 48-180hz. AOC Q27G4F — exact-model technical specifications	Not provided	180 Hz
Vertical input-frequency range Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	HDMI2.0: 48-144hz / DP1.4: 48-180hz
Adaptive-sync range Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	48-180
Manufacturer-listed adaptive-sync technology Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	Adaptive Sync

Inputs and versionsDifferent Sources MSI G321Q MSI's video-port specification says DisplayPort 1.4 but the connection diagram caption says 1.2a. · Manufacturer specification · Input counts and types. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer port counts and versions. Confirm source-device support, cable bandwidth and the exact mode; a connector name alone does not guarantee every advertised configuration. AOC Q27G4F — exact-model technical specifications	1 × DisplayPort; 2 × HDMI 2.0b; headphone output	HDMI: HDMI 2.0 x 1; DisplayPort: DisplayPort 1.4 x 1; Audio Output: Headphone out (3.5mm)
USB-C Sources MSI G321Q Manufacturer specification · USB ports are explicitly N/A in the exact datasheet; video ports are HDMI and DisplayPort. MSI G321Q — exact model specifications AOC Q27G4F The inspected exact-model specification does not establish this feature. It has not been inferred from another model or from an omitted field. · Manufacturer specification AOC Q27G4F — exact-model technical specifications	No	Not provided
USB hub Sources MSI G321Q Manufacturer specification · USB ports are explicitly N/A. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	No	Not provided
Headphone output Sources MSI G321Q Manufacturer specification · One headphone output; MSI does not list speakers. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	Yes	Not provided
Picture-in-picture / picture-by-picture Sources MSI G321Q Manufacturer specification · Datasheet PIP/PBP N/A. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	Not supported	Not provided
Advertised console mode Sources MSI G321Q Manufacturer specification · Exact marketing lists PS5 1440p VRR. Manual pp. 26–27 separately lists HDMI 1080p/1440p at 120 Hz and 2160p 30/50/60 Hz input timings. The physical panel remains 2560 × 1440; accepting a 4K input is not native 4K display. Confirm device/firmware/VRR mode combination. MSI G321Q — exact model specifications MSI G321Q — official spec MSI G321Q — official overview MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	PS5 1440p optimisation with VRR; HDMI 1080p/1440p at 120 Hz; HDMI 2160p input up to 60 Hz	Not provided
HDMI CEC Sources MSI G321Q Manufacturer specification · Manual pp. 8–10 and 23 identify CEC on HDMI connector 7 (the first HDMI input), with automatic power behaviour for supported CEC devices. No support is asserted for every input or HDMI 2.1 bandwidth. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Yes	Not provided

Dimensions with standDifferent Sources MSI G321Q Manufacturer specification · Manufacturer dimensions with stand, shown width × height × depth. Stand depth is not panel thickness and excludes additional cable clearance. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer dimensions in the stated orientation; allow additional room for cables and movement. A listed height range is retained without inferring an adjustment travel. AOC Q27G4F — exact-model technical specifications	716.2 × 503.4 × 249.5 mm (width × height × depth, with stand)	613.9 × (386.0–516.0) × 207.7 mm (width × height × depth, with stand)
Stand depthDifferent Sources MSI G321Q Manufacturer specification · Manufacturer dimensions with stand, shown width × height × depth. Stand depth is not panel thickness and excludes additional cable clearance. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Depth from the manufacturer dimension tuple. Allow additional room for cable routing and movement. AOC Q27G4F — exact-model technical specifications	249.5 mm	207.7 mm
VESA mounting pattern Sources MSI G321Q Manufacturer specification MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Match the screw pattern, screw dimensions, product weight and mount load rating; the pattern alone does not verify a safe mount. AOC Q27G4F — exact-model technical specifications	100 × 100 mm	100x100
Supplied stand height adjustmentDifferent Sources MSI G321Q Manufacturer specification · The exact datasheet lists height adjustment N/A. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · The manufacturer explicitly lists positive stand height travel. Manufacturer-listed travel: 130mm. Not calculated from the external height range. AOC Q27G4F — exact-model technical specifications	No	Yes
Supplied stand swivel Sources MSI G321Q Manufacturer specification · The exact datasheet lists swivel N/A. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	No	Not provided
Supplied stand portrait pivotDifferent Sources MSI G321Q Manufacturer specification · The exact datasheet lists pivot N/A. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · The manufacturer-listed stand pivot range is preserved separately. AOC Q27G4F — exact-model technical specifications	No	Yes
Kensington lock slot Sources MSI G321Q Manufacturer specification · Lock slot only; no lock included. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	Yes	Not provided
Supplied stand adjustments Sources MSI G321Q Manufacturer specification · Exact tilt and N/A adjustment rows; third-party VESA stand capability is separate. MSI G321Q — exact model specifications AOC Q27G4F No source recorded.	Tilt −5° to +20°; no height, swivel or pivot adjustment	Not provided
Dimensions without standDifferent Sources MSI G321Q Manufacturer specification · Manufacturer dimensions explicitly without stand; mounting and cable clearance are extra. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer dimensions in the stated orientation; allow additional room for cables and movement. A listed height range is retained without inferring an adjustment travel. AOC Q27G4F — exact-model technical specifications	716.2 × 428.5 × 62 mm (width × height × depth)	613.9 x 366.3 x 51.3
Weight with stand Sources MSI G321Q The manual (p. 25) lists 6.8 kg net and 8.8 kg gross without saying whether the stand is included. · Manufacturer specification · The manual (p. 25) lists 6.8 kg net and 8.8 kg gross without saying whether the stand is included. MSI G321Q — exact model specifications MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F Manufacturer specification · Net product weight with the supplied stand or arm; packaging excluded. AOC Q27G4F — exact-model technical specifications	Not listed by the manufacturer	5.3 kg
VESA screw specification Sources MSI G321Q Manufacturer specification · Manual p. 25 supplies plate 100 × 100 mm and screw dimensions; follow installation instructions and mount-specific clearance. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	M4 × 10 mm; 0.7 mm thread pitch	Not provided
Reported net weight Sources MSI G321Q Manufacturer specification · Manual p. 25 (G321Q column); MSI does not say whether the stand is included. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	6.8 kg	Not provided
Gross weight Sources MSI G321Q Manufacturer specification · Manual p. 25 G321Q gross row; not product-only mass. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	8.8 kg	Not provided
Published package contents Sources MSI G321Q Manufacturer specification · The manual lists country-dependent contents; the USB upstream cable belongs to other models with USB ports. Check the seller's box. MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Monitor, stand/base with screws, external supply, power cord, wall-mount screws and quick-start guide; DisplayPort/HDMI cables optional	Not provided
Width with stand Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · Manufacturer width in the listed landscape configuration. AOC Q27G4F — exact-model technical specifications	Not provided	613.9 mm
Stand tilt Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	−3° to 21° (±2° tolerance)
Stand swivel Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	−28° to 28° (±2° tolerance)
Weight without stand (kg) Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	3.44
Listed cable bundle Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · Package contents describe the inspected regional specification; confirm the exact retailer bundle. AOC Q27G4F — exact-model technical specifications	Not provided	HDMI cable: 1x; Displayport cable: 1x; Power Cable: True
Stand height travel Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · Manufacturer-listed travel: 130mm. Not calculated from the external height range. AOC Q27G4F — exact-model technical specifications	Not provided	130 mm
Stand pivot range Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	−90° to 90° (±2° tolerance)

Power supplyDifferent Sources MSI G321Q Manufacturer specification · Adapter rating, not the monitor's power use. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	External 19 V / 3.42 A adapter; AC 100–240 V, 50/60 Hz	Internal
Operating power consumption Sources MSI G321Q MSI lists an adapter rating but no typical operating wattage. · Manufacturer specification · MSI lists an adapter rating but no typical operating wattage. MSI G321Q — exact model specifications AOC Q27G4F Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ. Source mode: typical. AOC Q27G4F — exact-model technical specifications	Not listed by the manufacturer	23 W
Standby power (W) Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ. AOC Q27G4F — exact-model technical specifications	Not provided	0.5
Power when off (W) Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ. AOC Q27G4F — exact-model technical specifications	Not provided	0.3
Listed energy class Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	E

Physical controls Sources MSI G321Q Manufacturer specification · Manual pp. 13–14 and 21: directional OSD control with configurable shortcuts. The Macro Key belongs to MAG321QR-QD, not the G321Q rear-panel diagram. MSI G321Q — exact model specifications MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	5-way joystick with custom shortcuts	Not provided
Night Vision Sources MSI G321Q Manufacturer specification · Dark-area adjustment. MSI G321Q — official overview AOC Q27G4F No source recorded.	Yes	Not provided
Anti-flicker mode Sources MSI G321Q Manufacturer specification · The manual (p. 31) says it does not apply with MPRT on. MSI G321Q — official overview MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Yes	Not provided
Low-blue-light mode Sources MSI G321Q Manufacturer specification · The manual (p. 19) says Low Blue Light shifts colour temperature toward yellow and is forced on in Anti-Blue mode; HDR greys it out (p. 15). MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Yes	Not provided
Screen assistance Sources MSI G321Q Manufacturer specification · Selectable OSD overlays (manual pp. 17–18). MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Smart Crosshair; refresh-rate overlay; alarm clock	Not provided

Manufacturer-listed EAN Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	4038986182485
Specification market Sources MSI G321Q No source recorded. AOC Q27G4F Manufacturer specification · UK and US retailer searches are provided separately. A UK specification does not prove identical US variants, included plugs, stock or cross-border warranty. AOC Q27G4F — exact-model technical specifications	Not provided	AOC UK documentation

Show unverified (3)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Built-in speakers Sources MSI G321Q Only a headphone output is listed; MSI does not say whether speakers are built in. · Manufacturer specification · Only a headphone output is listed; MSI does not say whether speakers are built in. MSI G321Q — exact model specifications AOC Q27G4F The inspected exact-model specification does not establish this feature. It has not been inferred from another model or from an omitted field. · Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not listed by the manufacturer	Not provided
DisplayPort version Sources MSI G321Q Conflicting manufacturer table and connection-diagram labels; no version selected. · Manufacturer specification · MSI's web specification and datasheet video table say DisplayPort 1.4; the datasheet diagram and English manual (p. 10) say 1.2a. One input, with the 170 Hz overclocked mode. MSI G321Q — exact model specifications MSI G321Q — official spec MSI G321Q / MAG321QR-QD — English user guide v1.1 AOC Q27G4F No source recorded.	Conflicting sources	Not provided
USB-C / Thunderbolt charging output Sources MSI G321Q No source recorded. AOC Q27G4F No positive charging-output rating is established in the inspected specification. · Manufacturer specification AOC Q27G4F — exact-model technical specifications	Not provided	Not provided

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