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MONITORS

AOC U27G4XM

27-inch Fast IPS · UK specification

Screen diagonal
27 in
Native resolution
3840 × 2160
Refresh rate at native resolution
160 Hz

A 27-inch Fast IPS monitor with a 3840 × 2160 panel and a listed 160 Hz native-resolution mode. Its specified depth with stand is 240 mm.

Prices & buying options

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Price history · US
eBay USnew · USD

Item price · same listing and exact model

Latest check$542.99
Lowest shown$542.99

2 observed days · 16 Oct–17 Oct

eBay US observed item prices2 observed days. Last checked price per UTC day. Missing dates break the line. Use Explore dates or the table for exact values.
$542.9917 Oct, 12:09 UTC

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$542.99
$542.99

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THE ACTUAL PRODUCT
AOC U27G4XM monitor, official exact-model gallery view showing the screen and supplied stand.
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with ASUS TUF Gaming VG27UQ1A

Specifications checked 27 Sept 2026Manufacturer specifications, not a hands-on test.

Options worth comparing

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The nearest checked monitors by key specifications, with what differs from the AOC U27G4XM. The first matches the Compare button above.

The useful part.

Key strengths

The 3840 × 2160 panel supports a listed 160 Hz native-resolution mode. Check the input-specific conditions alongside the figures.

The supplied stand has a listed 130 mm height adjustment, allowing its position to change without adding a separate mount.

The checks that matter.

Before you buy

The headline maximum spans different resolution modes: UHD 3840 × 2160 at 160 Hz / FHD 1920 × 1080 at 320 Hz (Dual Frame Mode). The faster lower-resolution mode does not deliver the same pixel detail as the native panel mode.

Allow for the 240 mm listed depth with the supplied stand, plus cable clearance. Check desk depth before choosing this size.

Every specification. With its source.

Full specifications

Exact configuration: U27G4XM · 27-inch Fast IPS · AOC UK specification

55 specifications in 10 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

7 items
Screen diagonal
27 in

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

Source
Native resolution
3840 × 2160

Manufacturer resolution notation: 3840x2160. See the separate refresh-mode conditions for any lower-resolution configurations.

Source
Panel technology
Fast IPS

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

Source
Aspect ratio
16:9Source
Screen coating
Antiglare (AG)Source
Viewing angles and basis
178/178Source
Backlight technology
Mini LEDSource

Refresh & response

7 items
Refresh rate at native resolution
160 Hz

At the native panel resolution. Manufacturer lists 160 Hz. Available modes depend on input, cable and source. Listed vertical input range: FHD: 48-320Hz / UHD: 48-160Hz. The exact product page separately lists Full HD at 320 Hz in Dual Frame Mode; this is not 320 Hz at the native UHD resolution.

Source
GtG response-time claim
1 ms

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

Source
Listed refresh modes and input limits
UHD 3840 × 2160 at 160 Hz / FHD 1920 × 1080 at 320 Hz (Dual Frame Mode)

At the native panel resolution. Manufacturer lists 160 Hz. Available modes depend on input, cable and source. Listed vertical input range: FHD: 48-320Hz / UHD: 48-160Hz. The exact product page separately lists Full HD at 320 Hz in Dual Frame Mode; this is not 320 Hz at the native UHD resolution.

Source
Adaptive sync
Yes

Needs a compatible source device, input and driver; console VRR support varies.

Source
Listed sync technology
Adaptive SyncSource
Listed NVIDIA sync support
NVIDIA G-SYNC CompatibleSource
Vertical input-frequency range
FHD: 48-320Hz / UHD: 48-160HzSource

Colour, brightness & HDR

9 items
Typical brightness
Not provided

The model page lists 1200 cd/m² under Brightness in nits, without identifying typical sustained output, peak window size or a measurement mode. The previous typical-brightness wording was unsupported. AOC's DisplayHDR 1000 feature tile separately mentions "super high peak brightness up-to 1000 nits".

Source
Published brightness claim
1200 cd/m²

AOC does not state the window size or whether this is sustained or peak brightness; its DisplayHDR 1000 tile separately mentions peak brightness up to 1000 nits.

Source
Static contrast
1000:1Source
Display colour depth
1.073B (8bits+FRC)

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.

Source
HDR formats / certification
VESA Certified DisplayHDR 1000

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

Source
Listed local-dimming zones
Local Dimming 1152 zoneSource
Colour space (sRGB) CIE 1976 %
151.8

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.

Source
Colour space (DCI-P3) CIE 1976 %
98.0

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.

Source
Colour space (Adobe RGB) CIE 1976 %
96.5

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.

Source

Inputs & connections

7 items
USB-C connection
Not provided

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

Source
Inputs, connections and versions
HDMI: HDMI 2.1 x 1; DisplayPort: DisplayPort 1.4 x 1; USB Type upstream: 1 x USB-B; USB type downstream: 4 x USB-A

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.

Source
USB-C / Thunderbolt charging output
Not provided

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

Source
Picture-in-picture / side-by-side modes
PiP+PbPSource
USB hub
Yes

Needs the upstream cable connected to a computer for hub data. Port counts and USB generation are listed separately.

Source
USB hub generation
USB 3.2 (Gen 1), 5 Gbit/sSource
Low-input-lag mode
Yes

AOC advertises a Low Input Lag mode; no latency figure is published.

Source

Stand & mounting

7 items
Height-adjustable stand
Yes

Height-adjustable stand; travel is listed separately.

Source
Stand height travel
130 mm

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

Source
VESA mounting pattern
100x100

Match the screw pattern, screw dimensions, product weight and mount load rating; the pattern alone does not verify a safe mount.

Source
Stand tilt
−3° to 21° (±2° tolerance)Source
Stand swivel
−28° to 28° (±2° tolerance)Source
Portrait pivot
Yes

Portrait rotation supported; range listed separately.

Source
Portrait pivot range
−90° to 90° (±2° tolerance)

Pivot angle as listed on AOC's UK product page, with its tolerance. The page types the leading minus sign as a soft hyphen.

Source

Size, weight & build

6 items
Dimensions with stand
614 × 386.6–516.6 × 240 mm (width × height × depth, with stand)

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

Source
Depth with stand
240 mm

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

Source
Width with stand
614 mm

Manufacturer width in the listed landscape configuration.

Source
Weight with stand
7.1 kg

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

Source
Dimensions without stand (W × H × D, mm)
614 x 366.4 × 59.4

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

Source
Weight without stand (kg)
5.6Source

Power & energy

4 items
Typical / normal operating power
45 W

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

Source
Power supply
InternalSource
Standby power (W)
0.3

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

Source
Listed energy class
GSource
Manufacturer wording (1)

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

Power when off (W)
0.3

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

Source

Eye care & features

3 items
Desktop control software
AOC G-Menu

Free PC application; requires a supported PC.

Source
Manufacturer Flicker Free declaration
Yes

AOC's specification table lists Flicker-Free: Flicker Free.

Source
Low Blue Light mode
Yes

AOC's specification table lists Blue Light Technology: Low Blue Mode.

Source

Audio

1 item
Built-in speakers
Not provided

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

Source

Box, warranty & identity

4 items
Listed warranty period
3 years

Check the exact model, purchase market, proof-of-purchase requirements and full manufacturer terms; this is not a cross-border warranty guarantee.

Source
Manufacturer-listed EAN
6973985233142Source
Listed cable bundle
HDMI cable: 1.8; Displayport cable: 1.8; USB-B upstream cable: 1x USB-B to A 1.8m; Power Cable: True

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

Source
Specification market
AOC UK documentation

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

Source
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