Product Comparison
Technical Specifications
Feature

Brand: AOC|SKU: CQ27G4X
AOC Gaming CQ27G4X
£178.29
Stock: 72

Brand: AOC|SKU: U27G3X/BK
AOC Gaming U27G3X
£410.05
Stock: 1
Display
Adobe RGB coverage
89.2%
106.5%
101.9%
—
94%
Anti-glare screen
—
Yes
Yes
Yes
Yes
Backlight type
W-LED
W-LED
W-LED
W-LED
W-LED
BT.2020 coverage
—
72.1%
72.7%
—
—
Colour gamut
—
—
101.3%
—
—
Colour gamut standard
—
—
DCI-P3
—
—
Contrast ratio (dynamic)
80000000:1
20000000:1
80000000:1
80000000:1
80000000:1
Contrast ratio (typical)
4000:1
3500:1
4000:1
1000:1
1000:1
DCI-P3 coverage
93.1%
—
—
—
96%
DDC/CI
Yes
Yes
—
—
—
Digital horizontal frequency
30 - 270 kHz
—
—
—
—
Digital vertical frequency
48 - 180 Hz
—
—
—
—
Display brightness (peak)
—
—
700 cd/m²
—
—
Display brightness (typical)
300 cd/m²
300 cd/m²
—
400 cd/m²
—
Display diagonal
68.6 cm (27")
68.6 cm (27")
68.6 cm (27")
62.2 cm (24.5")
68.6 cm (27")
Display diagonal (metric)
68.58 cm
68.5 cm
68.58 cm
62.23 cm
68.6 cm
Display number of colours
16.7 million colours
1.073 billion colours
1.073 billion colours
16.7 million colours
16.7 million colours
Display resolution
2560 x 1440 pixels
3840 x 2160 pixels
2560 x 1440 pixels
1920 x 1080 pixels
3840 x 2160 pixels
Display technology
LCD
LCD
LED
LCD
LED
Haze rate
—
—
25%
—
—
HD type
Quad HD
4K Ultra HD
2K Ultra HD
Full HD
4K Ultra HD
High Dynamic Range (HDR) supported
Yes
Yes
Yes
—
Yes
High Dynamic Range (HDR) technology
High Dynamic Range 10 (HDR10)
High Dynamic Range 10 (HDR10)
High Dynamic Range (HDR) 1000
—
—
Horizontal scan range
30 - 270 kHz
30 - 140 kHz
—
—
30 - 250 kHz
LED backlight
Yes
Yes
—
Yes
—
Maximum refresh rate
180 Hz
60 Hz
180 Hz
390 Hz
160 Hz
Native aspect ratio
16:9
16:9
16:9
16:9
16:9
NTSC coverage (typical)
—
108.4%
97.4%
—
98%
Panel type
Fast VA
VA
VA
Fast IPS
IPS
Pixel density
—
—
108.8 ppi
—
163 ppi
Pixel pitch
0.2331 x 0.2331 mm
0.1554 x 0.1554 mm
—
—
0.2331 x 0.2331 mm
Response time
1 ms
4 ms
5 ms
0.3 ms
1 ms
Response time (fast)
—
—
1 ms
—
—
Response time (MPRT)
0.5 ms
—
—
—
—
Response time measurement type
GTG (Gray to Gray)
—
—
—
—
Screen curvature rating
1500R
—
—
—
—
Screen shape
Curved
Flat
Flat
Flat
Flat
sRGB coverage (typical)
127.8%
124.3%
137.5%
99.1%
127%
Surface hardness
—
3H
2H
—
3H
Touchscreen
No
No
No
No
No
Vertical scan range
48 - 180 Hz
23 - 75 Hz
—
—
48 - 165 Hz
Viewable size, horizontal
59.7 cm
59.7 cm
59.8 cm
—
—
Viewable size, vertical
33.6 cm
33.6 cm
33.6 cm
—
—
Viewing angle, horizontal
178°
178°
178°
—
178°
Viewing angle, vertical
178°
178°
178°
—
178°
Power
AC input frequency
50/60 Hz
50/60 Hz
50/60 Hz
—
50/60 Hz
AC input voltage
100 - 240 V
100 - 240 V
100 - 240 V
—
100 - 240 V
Energy consumption (HDR) per 1000 hours
45 kWh
38 kWh
40 kWh
38 kWh
53 kWh
Energy consumption (SDR) per 1000 hours
25 kWh
26 kWh
48 kWh
18 kWh
26 kWh
Energy efficiency class (HDR)
G
G
G
G
G
Energy efficiency class (SDR)
F
F
G
E
F
Energy efficiency scale
A to G
A to G
A to G
A to G
A to G
European Product Registry for Energy Labelling (EPREL) code
2005901
—
—
—
1768375
Input current
1.5 A
1.5 A
—
—
—
Power consumption (max)
52 W
45 W
—
—
—
Power consumption (off)
0.3 W
0.3 W
0.3 W
—
0.3 W
Power consumption (standby)
0.5 W
0.5 W
0.5 W
0.5 W
0.5 W
Power consumption (typical)
26 W
28 W
54 W
35 W
32 W
Power supply type
Internal
Internal
Internal
Internal
Internal
Ports & interfaces
AC (power) in
Yes
Yes
Yes
Yes
Yes
Built-in KVM switch
—
No
—
—
—
Built-in USB hub
No
No
No
Yes
Yes
DisplayPort version
1.4
1.4
1.4
1.4
1.2
DisplayPorts quantity
1
1
1
1
2
HDCP
Yes
—
Yes
—
—
HDCP version
2.2
—
2.2
—
—
HDMI
Yes
Yes
Yes
Yes
Yes
HDMI ports quantity
2
2
2
2
2
HDMI version
2.0
2.0
2.0
2.0
2.0
Headphone connectivity
3.5 mm
3.5 mm
—
3.5 mm
3.5 mm
Headphone out
Yes
Yes
Yes
Yes
Yes
Headphone outputs
1
1
1
1
1
Number of upstream ports
—
—
—
1
—
USB hub version
—
—
—
3.2 Gen 1 (3.1 Gen 1)
3.2 Gen 1 (3.1 Gen 1)
USB Type-A downstream ports quantity
—
—
—
2
4
USB upstream port type
—
—
—
USB Type-B
—
Ergonomics
Adjustable height (max)
12 cm
—
13 cm
13 cm
13 cm
Cable lock slot
Yes
Yes
Yes
Yes
Yes
Cable lock slot type
Kensington
Kensington
Kensington
Kensington
Kensington
Cable management
Yes
—
—
Yes
—
Height adjustment
Yes
No
Yes
Yes
Yes
LED indicators
—
—
Operation, Stand-by
—
—
Number of OSD languages
19
19
—
19
19
On Screen Display (OSD)
Yes
Yes
—
Yes
Yes
On Screen Display (OSD) languages
German, Dutch, English, Spanish, Italian, Swedish, Japanese, Polish, Portuguese, Turkish, Simplified Chinese, Finnish, Korean, Ukrainian, Traditional Chinese, French, Russian, Croatian, Czech
German, Dutch, English, Spanish, Italian, Swedish, Japanese, Polish, Portuguese, Turkish, Simplified Chinese, Finnish, Korean, Ukrainian, Traditional Chinese, French, Russian, Croatian, Czech
—
Simplified Chinese, Traditional Chinese, Croatian, Czech, German, Dutch, English, Spanish, Finnish, French, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish, Turkish, Ukrainian
Simplified Chinese, Traditional Chinese, Croatian, Czech, German, Dutch, English, Spanish, Finnish, French, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish, Turkish, Ukrainian
Panel mounting interface
—
100 x 100 mm
100 x 100 mm
100 x 100 mm
100 x 100 mm
Picture-in-Picture
—
—
—
Yes
—
Pivot
—
—
Yes
Yes
Yes
Pivot angle
—
—
90 - 90°
0 - 90°
—
Plug and Play
Yes
Yes
—
Yes
—
Swivel angle range
-28 - 28°
—
30 - 30°
-28 - 28°
-30 - 30°
Swivelling
Yes
—
Yes
Yes
Yes
Tilt adjustment
Yes
Yes
Yes
Yes
Yes
Tilt angle range
-3 - 21°
-5 - 20°
3.5 - 21.5°
-5 - 23°
-3.5 - 21.5°
VESA mounting
—
Yes
Yes
Yes
Yes
Performance
AMD FreeSync
—
—
—
—
No
Fast charging
—
—
—
Yes
Yes
Flicker-free technology
Yes
Yes
Yes
Yes
Yes
Game mode
Yes
—
—
Yes
Yes
Low Blue Light technology
Yes
Yes
—
Yes
Yes
NVIDIA G-SYNC
—
—
—
—
Yes
VESA Adaptive Sync support
Yes
Yes
Yes
Yes
Yes
Other features
Bezel thickness type
—
—
—
—
Frameless
Compatibility
PS5, Xbox X, Xbox 5
—
—
—
—
Compliance certificates
—
—
—
—
WEEE
Dial point
Yes
—
—
Yes
Yes
Exterior finish type
—
—
—
—
Textured
FPS counter
Yes
—
—
Yes
Yes
Introduction month
—
June
—
—
—
Introduction year
—
2024
—
—
—
Light effects
—
—
—
—
No
Local dimming zones
—
—
336
—
—
Low input lag
Yes
—
Yes
Yes
Yes
Motion blur reduction
Yes
—
—
Yes
Yes
Picture-by-Picture (PbP)
—
—
—
—
Yes
Shadow control
Yes
—
—
Yes
Yes
Warranty period
—
3 year(s)
—
3 year(s)
3 year(s)
Multimedia
Built-in camera
—
—
No
—
No
Built-in speaker(s)
—
Yes
No
—
No
Number of speakers
—
2
—
—
—
RMS rated power
—
4 W
—
—
—
Packaging content
Cables included
AC, DisplayPort, HDMI
AC, HDMI
—
DisplayPort, AC, HDMI, USB
AC
DisplayPort cable length
—
—
—
—
1.8 m
HDMI cable length
—
1.5 m
—
—
1.8 m
Power adapter included
Yes
—
—
—
No
Stand included
—
—
Yes
—
Yes
Weight & dimensions
Depth (with stand)
227.6 mm
229.8 mm
302.6 mm
228.9 mm
258.8 mm
Depth (without stand)
78.7 mm
45.5 mm
71.8 mm
73 mm
—
Height (with stand)
515.8 mm
460 mm
533.3 mm
489.8 mm
531.9 mm
Height (without stand)
367.6 mm
363.8 mm
365.6 mm
331.4 mm
—
Weight (with stand)
5.91 kg
3.79 kg
5.43 kg
5.03 kg
5.23 kg
Weight (without stand)
3.97 kg
3.34 kg
5.43 kg
3.78 kg
3.88 kg
Width (with stand)
611.5 mm
614 mm
614.4 mm
557 mm
605 mm
Width (without stand)
611.5 mm
614 mm
614.4 mm
557 mm
—
Design
Detachable stand
Yes
—
—
—
Yes
Feet colour
—
—
Black
—
Grey
Frameless design
Yes
Yes
Yes
Yes
Yes
Front bezel colour
Black
Black
Black
Black
Black/Red
Market positioning
Gaming
Home
Gaming
Gaming
Gaming
Product colour
Black
Black
Black
Black
Black, Red
Operational conditions
Non-operating altitude
0 - 12192 m
0 - 12192 m
—
—
—
Operating altitude
0 - 5000 m
0 - 5000 m
—
—
—
Operating relative humidity (H-H)
10 - 85%
10 - 85%
—
—
—
Operating temperature (T-T)
0 - 40 °C
0 - 40 °C
—
—
—
Storage relative humidity (H-H)
5 - 93%
5 - 93%
—
—
—
Storage temperature (T-T)
-25 - 55 °C
-25 - 55 °C
—
—
—
Packaging data
Package depth
188 mm
142 mm
162 mm
420 mm
225 mm
Package height
480 mm
453 mm
480 mm
188 mm
523 mm
Package weight
9.33 kg
6.37 kg
7.06 kg
8.51 kg
7.42 kg
Package width
840 mm
690 mm
805 mm
650 mm
690 mm
Sustainability
Sustainability compliance
—
—
—
—
Yes


