Product Comparison
Technical Specifications
Feature

Brand: AOC|SKU: 27G42E
AOC Gaming 27G42E
£127.92
Stock: 40

Brand: AOC|SKU: U27P2
AOC U27P2
£255.86
Stock: 8

Brand: AOC|SKU: 27E3QAF
AOC 27E3QAF
£137.77
Stock: 46

Brand: AOC|SKU: 22E2UMF
AOC 22E2UMF
£95.45
Stock: 75
Display
Adobe RGB coverage
—
81%
—
97.8%
—
Anti-glare screen
Yes
Yes
Yes
Yes
—
Backlight type
W-LED
W-LED
W-LED
—
W-LED
Colour depth
—
10 bit
—
—
—
Colour gamut standard
Adobe RGB, DCI-P3, sRGB
sRGB
—
—
—
Contrast ratio (dynamic)
80000000:1
50000000:1
20000000:1
—
20000000:1
Contrast ratio (typical)
1000:1
1000:1
1000:1
1500000:1
3000:1
DCI-P3 coverage
—
—
—
99.3%
—
DDC/CI
Yes
—
Yes
—
—
Digital horizontal frequency
30 - 200 kHz
30 - 140 kHz
—
30 - 360 kHz
30 - 85 kHz
Digital vertical frequency
48 - 180 Hz
—
—
48 - 240 Hz
48 - 75 Hz
Display brightness (typical)
300 cd/m²
350 cd/m²
—
1000 cd/m²
—
Display diagonal
68.6 cm (27")
68.6 cm (27")
68.6 cm (27")
86.4 cm (34")
54.6 cm (21.5")
Display diagonal (metric)
68.6 cm
68.6 cm
68.6 cm
86.8 cm
—
Display number of colours
16.7 million colours
1.07 billion colours
16.7 million colours
1.073 billion colours
16.7 million colours
Display resolution
1920 x 1080 pixels
3840 x 2160 pixels
1920 x 1080 pixels
3440 x 1440 pixels
1920 x 1080 pixels
Display scanning frequency
—
HDMI 2.0/DP 1.2: 30-140 KHz (H), HDMI 2.0/DP 1.2: 23 - 75 Hz (V)
—
—
—
Display surface
—
Matt
—
—
—
Display technology
LCD
LED
LED
QD-OLED
LED
HD type
Full HD
4K Ultra HD
Full HD
Wide Quad HD
Full HD
High Dynamic Range (HDR) supported
Yes
—
Yes
Yes
Yes
High Dynamic Range (HDR) technology
High Dynamic Range 10 (HDR10)
—
—
DisplayHDR 400 True Black
—
Horizontal scan range
—
30 - 140 kHz
30 - 85 kHz
—
—
LED backlight
Yes
—
Yes
—
Yes
Maximum refresh rate
180 Hz
60 Hz
75 Hz
240 Hz
75 Hz
Native aspect ratio
16:9
16:9
16:9
21:9
16:9
NTSC coverage (typical)
—
77%
—
—
72%
Panel type
Fast IPS
IPS
IPS
OLED
VA
Pixel density
—
163 ppi
82 ppi
—
—
Pixel pitch
0.3108 x 0.3108 mm
0.1554 x 0.1554 mm
0.3114 x 0.3114 mm
—
—
Response time
1 ms
4 ms
4 ms
0.03 ms
4 ms
Response time (MPRT)
0.5 ms
—
—
—
—
Response time measurement type
GTG (Gray to Gray)
—
—
GTG (Gray to Gray)
GTG (Gray to Gray)
Screen curvature rating
—
—
—
1800R
—
Screen shape
Flat
Flat
Flat
Curved
Flat
sRGB coverage (typical)
—
109%
—
139%
100.9%
Supported graphics resolutions
—
3840 x 2160
—
—
—
Supported video modes
—
2160p
—
—
—
Surface hardness
—
3H
3H
2H
—
Touchscreen
No
No
No
No
No
Vertical scan range
—
—
48 - 75 Hz
—
—
Viewable size, horizontal
59.8 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°
178°
Viewing angle, vertical
178°
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
28 kWh
33 kWh
21 kWh
40 kWh
15 kWh
Energy consumption (SDR) per 1000 hours
21 kWh
30 kWh
21 kWh
40 kWh
12 kWh
Energy efficiency class (HDR)
G
G
E
G
E
Energy efficiency class (SDR)
E
G
E
G
D
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
—
405275
—
—
—
External power adapter
—
No
—
—
—
Input current
1.5 A
—
1.5 A
—
—
Power consumption (max)
34 W
—
38 W
—
—
Power consumption (off)
0.3 W
0.3 W
0.3 W
0.3 W
0.3 W
Power consumption (standby)
0.3 W
0.3 W
0.5 W
0.5 W
0.5 W
Power consumption (typical)
22 W
35 W
18 W
108 W
15 W
Power supply type
Internal
—
Internal
External
Internal
Ports & interfaces
AC (power) in
—
—
Yes
—
Yes
Audio input
—
Yes
Yes
—
Yes
Audio output
—
—
—
Yes
—
Built-in USB hub
No
Yes
—
Yes
Yes
DisplayPort version
1.4
1.2
1.2
1.4
1.2
DisplayPorts quantity
1
1
1
1
1
DVI port
—
No
—
—
—
HDCP
Yes
—
—
—
Yes
HDCP version
2.2
—
1.4
—
1.4
HDMI
Yes
Yes
Yes
Yes
Yes
HDMI ports quantity
1
2
1
2
1
HDMI version
2.0
2.0
1.4
2.1
1.4
Headphone connectivity
3.5 mm
3.5 mm
3.5 mm
—
3.5 mm
Headphone out
Yes
Yes
Yes
—
Yes
Headphone outputs
1
—
1
—
1
Microphone in
—
Yes
—
—
—
Mobile High-Definition Link (MHL)
—
—
No
—
—
Number of upstream ports
—
—
—
—
1
Number of USB Type-B upstream ports quantity
—
—
—
1
—
USB hub version
—
3.2 Gen 1 (3.1 Gen 1)
—
3.2 Gen 1 (3.1 Gen 1)
3.2 Gen 1 (3.1 Gen 1)
USB Power Delivery (USB PD)
—
—
—
Yes
—
USB Power Delivery up to
—
—
—
65 W
—
USB Type-A downstream ports quantity
—
4
—
3
4
USB Type-C downstream ports quantity
—
—
—
1
—
USB upstream port type
—
—
—
USB Type-B
USB Type-B
VGA (D-Sub) ports quantity
—
0
1
—
1
Ergonomics
Adjustable height (max)
—
15 cm
15 cm
13 cm
15 cm
Cable lock slot
—
Yes
Yes
Yes
Yes
Cable lock slot type
—
Kensington
Kensington
Kensington
Kensington
Cable management
—
—
Yes
Yes
Yes
Height adjustment
No
Yes
Yes
Yes
Yes
LED indicators
Yes
—
Yes
Yes
—
Number of OSD languages
19
16
16
19
—
On Screen Display (OSD)
Yes
Yes
Yes
Yes
—
On Screen Display (OSD) languages
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
Simplified Chinese, Traditional Chinese, Czech, German, Dutch, English, Spanish, Finnish, French, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish
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
—
Yes
—
Pivot
—
Yes
Yes
—
Yes
Pivot angle
—
0 - 180°
-90 - 90°
—
-90 - 90°
Plug and Play
Yes
—
Yes
—
—
Swivel angle range
—
-180 - 180°
—
-20 - 20°
0 - 175°
Swivelling
—
—
—
Yes
Yes
Tilt adjustment
Yes
Yes
Yes
Yes
Yes
Tilt angle range
-5 - 23°
-5 - 35°
-5 - 35°
-5 - 20°
-5 - 35°
VESA mounting
—
Yes
Yes
Yes
Yes
Performance
AMD FreeSync
—
Yes
—
—
—
AMD FreeSync refresh rate range
—
40 - 60 Hz
—
—
—
Fast charging
—
Yes
No
—
—
Flicker-free technology
Yes
Yes
Yes
Yes
Yes
Game mode
Yes
—
Yes
Yes
—
Low Blue Light technology
Yes
Yes
Yes
Yes
—
NVIDIA G-SYNC
—
No
No
—
—
VESA Adaptive Sync support
Yes
—
Yes
Yes
Yes
Packaging content
Audio cable length
—
1.8 m
—
—
—
Cables included
AC, DisplayPort, HDMI
Audio (3.5mm), DisplayPort, HDMI
AC
DisplayPort, HDMI, USB Type-A to USB Type-B, USB Type-C to USB Type-C
—
DisplayPort cable length
—
1.8 m
—
—
—
HDMI cable length
—
1.8 m
—
—
—
Power adapter included
—
—
—
Yes
—
Power cable length
—
1.8 m
—
—
—
Quick start guide
—
—
Yes
—
—
Stand included
Yes
Yes
Yes
—
Yes
Multimedia
Built-in camera
No
No
No
—
No
Built-in microphone
—
No
No
—
—
Built-in speaker(s)
No
Yes
Yes
Yes
Yes
Number of speakers
—
2
2
2
2
RMS rated power
—
2 W
4 W
16 W
4 W
Other features
Certification
—
True
ISO 9241-307
—
—
Compatibility
—
VESA-P2
VESA-P2
—
—
Compliance certificates
CB, CE, Federal Communications Commission (FCC), RoHS
—
—
—
—
Dial point
Yes
—
Yes
Yes
—
Exterior finish type
—
Textured
Textured
—
—
FPS counter
Yes
—
Yes
Yes
—
Heavy metals free
—
Hg (mercury)
—
—
—
Light effects
—
No
No
—
—
Local dimming
—
—
—
—
Yes
Low input lag
Yes
—
—
Yes
—
Mean time between failures (MTBF)
—
—
—
—
70000 h
Motion blur reduction
Yes
—
—
—
—
Picture-by-Picture (PbP)
—
Yes
—
—
—
Recyclable packaging material
—
100%
—
—
—
Shadow control
Yes
—
Yes
Yes
—
Warranty period
—
—
3 year(s)
3 year(s)
—
Weight & dimensions
Depth (with stand)
197.6 mm
200.1 mm
201.3 mm
326 mm
200.1 mm
Depth (without stand)
51.2 mm
51.1 mm
50.8 mm
107.5 mm
51.1 mm
Height (with stand)
366.3 mm
544.5 mm
544.5 mm
541.9 mm
386.1 mm
Height (without stand)
449.7 mm
369.5 mm
369.6 mm
361.2 mm
290.2 mm
Weight (with stand)
3.83 kg
6.7 kg
5.38 kg
9.08 kg
4.39 kg
Weight (without stand)
3.44 kg
—
3.56 kg
6.2 kg
2.63 kg
Width (with stand)
613.9 mm
613.6 mm
614.7 mm
811.7 mm
492.1 mm
Width (without stand)
613.9 mm
613.6 mm
614.7 mm
811.7 mm
492.1 mm
Design
Detachable stand
Yes
Yes
Yes
Yes
Yes
Feet colour
—
Black
Black
—
Black
Frameless design
Yes
Yes
Yes
Yes
Yes
Front bezel colour
Black
Black
Black
Black/Silver
Black
Market positioning
Gaming
Business
Office
Gaming
Office
Product colour
Black
Black
Black
Black
Black
Sustainability
Doesn't contain
—
PVC/BFR
—
—
—
Sustainability certificates
—
EPEAT Silver
EPEAT Silver
—
EPEAT Gold, TCO
Sustainability compliance
—
—
—
—
Yes
Logistics data
Harmonized System (HS) code
—
85285210
—
—
—
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
126 mm
160 mm
162 mm
556 mm
127 mm
Package height
454 mm
595 mm
481 mm
395 mm
520 mm
Package type
—
Box
—
—
—
Package weight
6.4 kg
9.3 kg
8.71 kg
14.7 kg
6.69 kg
Package width
690 mm
690 mm
820 mm
1001 mm
559 mm
Recycling data
Post-consumer recycled plastic
—
85%
85%
—
—
