Model
27G50Z
Screen Size
27 inches
Panel Type
IPS
Resolution
QHD 2560x1440
Refresh Rate
Max 180 Hz
Response Rate
0.5ms (MPRT)
AOC 27 Q27G4 Gaming Monitor

Comprehensive review of the AOC 27 Q27G4 gaming monitor: professional performance with QHD resolution
The AOC Q27G4 monitor is one of the ideal choices for gamers looking for the perfect balance between high display resolution, instant response speed, and vibrant colors. With its advanced IPS display panel and high refresh rate, this monitor offers an immersive experience that meets the needs of both professional gamers and content creators.
Key technical features
1. Ultra-high display quality (QHD)The screen comes in a 27-inch size with a resolution of 2560x1440 (QHD), providing a pixel density of 108.8 pixels per inch. This resolution gives you sharp details and a wider workspace compared to FHD screens, while maintaining exceptional clarity thanks to the IPS panel that supports wide viewing angles (178/178 degrees).
2. Unmatched performance speedIn the world of competitive gaming, every fraction of a second makes a difference. This screen offers:
A refresh rate of up to 180 Hz(via DisplayPort), ensuring ultra-smooth motion.
An incredible response timeof 1 millisecond (GtG) and 0.5 milliseconds (MPRT), completely eliminating ghosting effects during fast motion.
Adaptive Sync technology(VRR) to prevent screen tearing and ensure perfect synchronization with the graphics card.
3. Vibrant colors and stunning brightnessWith support for 1.07 billion colors and High Dynamic Range technology (VESA Certified DisplayHDR™ 400), the screen delivers stunning contrast and bright lighting of up to 450 nits. The wide color coverage (sRGB 127% and DCI-P3 99%) makes it excellent for graphically rich games and even light graphic design.
4. Practical and ergonomic designThe screen features a modern design with a three-sided frameless look, making it ideal for multi-monitor setups. Most importantly, the flexible stand provides complete comfort during long gaming sessions through:
Height adjustment:up to 130 mm.
Horizontal swivel:from -28° to 28°.
Tilt:from -3° to 21°.
Vertical pivot:90° for portrait mode.
5. Eye protection for long useAOC has not overlooked player health, as the monitor is equipped with essential eye protection technologies:
Flicker-Free:to prevent eye-straining screen flicker.
Low Blue Light:to reduce harmful blue light emissions and lessen fatigue during nighttime gaming.

AOC 27 Q27G4 Gaming Monitor Specifications
Cabinet Information
Bezel type (front):3-sided frameless
Kensington Lock:Quick release function
VESA Mount Support:Yes
Bezel Colour (front):Black
Bezel finishing (front):Matt
Cabinet colour (backside):Black, Red
Cabinet finishing (backside):Matt
Vesa wallmount:100x100
Connectivity Information
Digital HDCP (HDMI version):HDCP 2.2
Microphone out:No
D-SUB (VGA):0x
DVI:0x
RJ45:No
HDMI:HDMI 2.0 x 2
DisplayPort:DisplayPort 1.4 x 1
USB generation:No
Audio Output:1x Audio out
Display Information
Screen size (inch): 27.0
Screen size (cm): 68.6
Flat / Curved:Flat
Panel treatment:Antiglare (AG)
Pixels per Inch: 108.8
Panel resolution:2560x1440
Aspect ratio:16:9
Panel type:IPS
Backlight type:WLED
Max Refresh rate:180 Hz
Response time GtG:1 ms
Response time MPRT:0.5 ms
Static contrast ratio:1000:1
Dynamic contrast ratio:80M:1
Viewing angle (CR10):178/178
Display colors:1.07 Billion
Brightness in nits:450 cd/m²
Color Gamut:NTSC 108% (CIE1976) / sRGB 127% (CIE1931) / DCI-P3 99% (CIE1976)
Panel Haze Value:25%
Resolution name:QHD
Ergonomic Information
Tilt:-3° ±2° ~ 21° ±2°
Height adjust (mm):130mm
Swivel:-28° ±2° ~28° ±2°
Pivot:-90° ±2° ~ 90° ±2°
Other Information
EAN: 4038986181389
Warranty period:3 years
OSD type:AOC Gaming
OSD languages:English, Ukrainian, Turkish, Polish, German, Portuguese, Spanish, French, Finnish, Korean, Japanese, Chinese (simplified), Chinese (traditional), Swedish, Dutch, Italian, Croatian, Russian, Czech
Power Consumption
Power supply:Internal
Power source:100 - 240V 50/60Hz
Power consumption on (typical) in watts: 29.0
Power consumption standby in watts: 0.5
Power consumption off in watts: 0.3
Product Dimensions
Product dimensions incl. base (WxHxD) mm:613.9 x (386.0~516.0) x 207.7
Product dimensions excl. base (WxHxD) mm:613.9 x 366.3 x 51.3
Packaging dimensions (WxHxD) mm:822 × 481 x 162
Gross weight incl. package (in kg): 8.36
Net weight excl. package (in kg): 5.29
Product without stand (kg): 3.42
Sustainability
EPA (latest version):Low Halogen
Carton material:Paper
Carton material print:Water Print (Brown Carton)
Video Features
Sync technology (VRR):Adaptive Sync
Digital Signal Frequency Vertical:HDMI2.0 48-144hz (V) DP1.4 48-180hz (V)
Digital Signal Frequency Horizontal:HDMI2.0 30-230khz (H) DP1.4 30-280Khz (H)
HDR (High Dynamic Range):VESA Certified DisplayHDR™ 400
Colour space (sRGB) CIE 1931 %: 127.3
Colour space (DCI-P3) CIE 1976 %: 93.5
Colour space (Adobe RGB) CIE 1976 %: 89.8
Flicker-Free:Flicker Free
Blue Light Technology:Low Blue Light
What's In The Box
HDMI cable:1x
DisplayPort cable:1x
Specifications
| Monitor | |
|---|---|
| Flat / Curved | Flat |
| Monitor Size | 27 Inch |
| Refresh Rate | 180Hz |
| Response Time | 0.5 ms (MPRT) |
| Screen Resolution | QHD (2560x1440) |
| Panel Type | IPS |
| Information | |
|---|---|
| Brand | AOC |
| Warranty | Three Years |





















