Comparison between:
- 27" AOC Q27G20SM
- 27" AOC Q27G4SM
Brand, series, model
Information about the brand, series, model and model aliases.
| AOC Q27G20SM | AOC Q27G4SM | |
 |  | |
| Model year | 2025 | 2026 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 27 in | 27 in |
| Diagonal | 685.655 mm 68.5655 cm 26.9943 in 2.2495 ft | 684.7 mm 68.47 cm 26.9567 in 2.2464 ft |
| Width | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft |
| Height | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft |
| Panel type | IPS | IPS |
| Panel bit depth | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) |
| FRC | Yes | Yes |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 2560 x 1440 pixels Quad HD (QHD) / 1440p | 2560 x 1440 pixels Quad HD (QHD) / 1440p |
| Pixel pitch | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft |
| Pixel density | 109 ppi 42 ppcm | 109 ppi 42 ppcm |
| Display area | 90.06 % | 89.17 % |
| Backlight | Mini LED | Mini LED |
| sRGB | 100 % | 100 % |
| Adobe RGB (1998) | 99 % | - |
| DCI P3 | 99 % | 99 % |
| Brightness | 600 cd/m² | 450 cd/m² |
| Peak brightness | 1200 cd/m² | 1200 cd/m² |
| Static contrast | 1000 : 1 | 5000 : 1 |
| Dynamic contrast | 80000000 : 1 | 80000000 : 1 |
| HDR | DisplayHDR 1000 | DisplayHDR 1000 |
| Horizontal viewing angle | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° |
| Minimum response time | 1 ms 0.0010 s | 1 ms 0.0010 s |
| Coating | Anti-glare/Matte | Anti-glare/Matte (3H) |
| Response time - 0.3 ms (MPRT - Motion Picture Response Time) Local dimming zones - 1152 | Response time - 0.5 ms (MPRT - Motion Picture Response Time) Local dimming zones - 1152 Number of mini LEDs - 4608 |
3D
3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.
| 3D | No | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Horizontal frequency (digital) | 30 kHz - 510 kHz | 30 kHz - 510 kHz |
| Vertical frequency (digital) | 48 Hz - 320 Hz | 48 Hz - 340 Hz |
Power supply and consumption
Information about the power supply and consumption, energy efficiency class, etc.
| 110V | 100 V - 120 V | 100 V - 120 V |
| 220V | 220 V - 240 V | 220 V - 240 V |
| Alternating current frequency | 50 Hz - 60 Hz | 50 Hz - 60 Hz |
| Electric current (A) | 1.5 A | 1.5 A |
| Power consumption (off) | 0.3 W | 0.3 W |
| Power consumption (sleep) | 0.5 W | 0.5 W |
| Power consumption (average) | 39 W | 35 W |
Dimensions, weight and color
Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.
| Width | 613.2 mm 61.32 cm 24.1417 in 2.0118 ft | 613.9 mm 61.39 cm 24.1693 in 2.0141 ft |
| Height | 362.7 mm 36.27 cm 14.2795 in 1.19 ft | 365.9 mm 36.59 cm 14.4055 in 1.2005 ft |
| Depth | 72.4 mm 7.24 cm 2.8504 in 0.2375 ft | 62.7 mm 6.27 cm 2.4685 in 0.2057 ft |
| Weight | 3.11 kg 6.86 lbs | 5.05 kg 11.13 lbs |
| Width with stand | 613.2 mm 61.32 cm 24.1417 in 2.0118 ft | 613.9 mm 61.39 cm 24.1693 in 2.0141 ft |
| Height with stand | 396.4 mm 39.64 cm 15.6063 in 1.3005 ft | 386.5 mm 38.65 cm 15.2165 in 1.268 ft |
| Depth with stand | 240 mm 24 cm 9.4488 in 0.7874 ft | 239.9 mm 23.99 cm 9.4449 in 0.7871 ft |
| Weight with stand | 4.36 kg 9.61 lbs | 6.45 kg 14.22 lbs |
| Box width | 688 mm 68.8 cm 27.0866 in 2.2572 ft | 820 mm 82 cm 32.2835 in 2.6903 ft |
| Box height | 580 mm 58 cm 22.8346 in 1.9029 ft | 481 mm 48.1 cm 18.937 in 1.5781 ft |
| Box depth | 168 mm 16.8 cm 6.6142 in 0.5512 ft | 159 mm 15.9 cm 6.2598 in 0.5217 ft |
| Box weight | 6.65 kg 14.66 lbs | 9.13 kg 20.13 lbs |
| Stand depth | 240 mm 24 cm 9.4488 in 0.7874 ft | 239.9 mm 23.99 cm 9.4449 in 0.7871 ft |
| Colors | Black | Black |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes |
| VESA interface | 100 x 100 mm | 100 x 100 mm |
| Removable stand | Yes | Yes |
| Height adjustment | Yes | Yes |
| Height adjustment range | 130 mm 13 cm 5.1181 in 0.4265 ft | 130 mm 13 cm 5.1181 in 0.4265 ft |
| Landscape/portrait pivot | Yes | Yes |
| Left pivot | 90 ° | 90 ° |
| Right pivot | 90 ° | 90 ° |
| Left/right swivel | Yes | Yes |
| Left swivel | 30 ° | 20 ° |
| Right swivel | 30 ° | 20 ° |
| Forward/backward tilt | Yes | Yes |
| Forward tilt | 5 ° | 5 ° |
| Backward tilt | 23 ° | 23 ° |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 2 x HDMI 2.1 (FRL6 (48 Gbps)) 2 x DisplayPort 1.4 (DSC) 1 x 3.5 mm Audio Out | 2 x HDMI 2.1 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out |
| - | High-bandwidth Digital Content Protection (HDCP) |
Features
Some additional functional features of the model.
| Features | 3-sided frameless design Adaptive-Sync technology AMD FreeSync technology AOC G-menu Dynamic Crosshairs Flicker-free technology Frame Counter Game Color Game Modes Light FX Low Blue Light Low Input Lag Motion Blur Reduction (MBR) Picture-by-Picture Picture-in-Picture Shadow Control Variable Overdrive | 3-side borderless design Adaptive-Sync technology AMD FreeSync technology AOC G-Menu Black Stabilizer Crosshairs Fast IPS Flicker-free technology Frame Counter HDR Mode Game Tone Adjustment Low Blue Light Low Input Lag Motion Blue Reduction Picture-by-Picture Picture-in-Picture Quantum Dot Color Shadow Control |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | - | CCC CE CEL CH RoHS FCC TÜV Rheinland Flicker-free Certified TÜV Rheinland Low Blue Light Certified |
Operating and storage conditions
There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.
| Operating temperature | 10 °C - 40 °C 50 °F - 104 °F | 0 °C - 40 °C 32 °F - 104 °F |
| Operating humidity | 20 % - 90 % | 10 % - 85 % |
| Operating altitude | 5000 m 16404.2 ft | 3657.6 m 12000 ft |
| Storage temperature | -20 °C - 60 °C -4 °F - 140 °F | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | 10 % - 90 % | 5 % - 90 % |
| Storage altitude | - | 12192 m 40000 ft |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | DisplayPort cable | DisplayPort cable |
Additional features
Information about other features.
| Additional features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington |
| AOC Q27G20SM | AOC Q27G4SM |