Comparison between:
- 27" AOC U27E40
- 27" Iiyama ProGraphic HB2701UHSNP-B1
- 27" HP 727pk
- 27" Dell UP2720QA
Brand, series, model
Information about the brand, series, model and model aliases.
| AOC U27E40 | Iiyama ProGraphic HB2701UHSNP-B1 | HP 727pk | Dell UP2720QA | |
| Series | - | - | Series 7 Pro | UltraSharp |
 |  |  |  | |
| Model alias | - | HB2701UHSNP-B1 | 8J9G2AA | UltraSharp UP2720QA |
| Model year | 2025 | 2025 | 2025 | 2023 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 27 in | 27 in | 27 in | 27 in |
| Diagonal | 684.66 mm 68.466 cm 26.9551 in 2.2463 ft | 685.891 mm 68.5891 cm 27.0036 in 2.2503 ft | 685.8 mm 68.58 cm 27 in 2.25 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 | 596.7 mm 59.67 cm 23.4921 in 1.9577 ft | 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 | 335.7 mm 33.57 cm 13.2165 in 1.1014 ft | 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 manufacturer | - | - | LG Display | - |
| Panel type | IPS | IPS | IPS | IPS |
| Panel bit depth | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 10 bits |
| FRC | Yes | Yes | Yes | No |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 1073741824 colors 30 bits |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p |
| Pixel pitch | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft |
| Pixel density | 163 ppi 64 ppcm | 163 ppi 64 ppcm | 163 ppi 64 ppcm | 163 ppi 64 ppcm |
| Display area | 89.54 % | 92.03 % | 92.24 % | 86.88 % |
| Backlight | W-LED | W-LED | Edge LED | W-LED |
| sRGB | 99 % | 100 % | 100 % | 100 % |
| Adobe RGB (1998) | - | - | - | 100 % |
| NTSC (1953) | - | 72 % | - | - |
| DCI P3 | 90 % | 99 % | 98 % | 98 % |
| Rec. 2020 | - | - | - | 80 % |
| Brightness | 350 cd/m² | 450 cd/m² | 400 cd/m² | 250 cd/m² |
| Static contrast | 1000 : 1 | 3000 : 1 | 2000 : 1 | 1300 : 1 |
| Dynamic contrast | 20000000 : 1 | 80000000 : 1 | 10000000 : 1 | - |
| HDR | HDR10 | DisplayHDR 400 | DisplayHDR 400 | - |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Minimum response time | 4 ms 0.0040 s | 4 ms 0.0040 s | 5 ms 0.0050 s | 6 ms 0.0060 s |
| Average response time | - | - | - | 8 ms 0.0080 s |
| Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) | Anti-glare/Matte | Anti-glare/Matte (3H) |
3D
3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.
| 3D | No | No | No | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Horizontal frequency (digital) | 30 kHz - 140 kHz | 30 kHz - 140 kHz | 30 kHz - 140 kHz | - |
| Vertical frequency (digital) | 23 Hz - 75 Hz | 40 Hz - 60 Hz | 29 Hz - 60 Hz | 60 Hz |
| 4K @ 60 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 | 100 V - 120 V | 100 V - 120 V |
| 220V | 220 V - 240 V | 220 V - 240 V | 220 V - 240 V | 220 V - 240 V |
| Alternating current frequency | 50 Hz - 60 Hz | 50 Hz - 60 Hz | 50 Hz - 60 Hz | 50 Hz - 60 Hz |
| Electric current (A) | 1.5 A | - | - | 2.8 A |
| Power consumption (off) | 0.3 W | 0.3 W | - | - |
| Power consumption (sleep) | 0.5 W | 0.5 W | 0.5 W | 0.5 W |
| Power consumption (average) | 35 W | 27 W | 43 W | 44 W |
| Power consumption (maximum) | - | - | 215 W | 230 W |
| Energy efficiency class | - | G | Ф | - |
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 | 613.7 mm 61.37 cm 24.1614 in 2.0135 ft | 614 mm 61.4 cm 24.1732 in 2.0144 ft | 613.4 mm 61.34 cm 24.1496 in 2.0125 ft | 611.9 mm 61.19 cm 24.0906 in 2.0075 ft |
| Height | 364.5 mm 36.45 cm 14.3504 in 1.1959 ft | 354.5 mm 35.45 cm 13.9567 in 1.1631 ft | 354 mm 35.4 cm 13.937 in 1.1614 ft | 376.8 mm 37.68 cm 14.8346 in 1.2362 ft |
| Depth | 53.4 mm 5.34 cm 2.1024 in 0.1752 ft | 55 mm 5.5 cm 2.1654 in 0.1804 ft | 74.5 mm 7.45 cm 2.9331 in 0.2444 ft | 212 mm 21.2 cm 8.3465 in 0.6955 ft |
| Weight | 4.28 kg 9.44 lbs | - | 5 kg 11.02 lbs | 5.55 kg 12.24 lbs |
| Width with stand | 613.7 mm 61.37 cm 24.1614 in 2.0135 ft | 614 mm 61.4 cm 24.1732 in 2.0144 ft | 613.4 mm 61.34 cm 24.1496 in 2.0125 ft | 611.9 mm 61.19 cm 24.0906 in 2.0075 ft |
| Height with stand | 466 mm 46.6 cm 18.3465 in 1.5289 ft | 404.5 mm 40.45 cm 15.9252 in 1.3271 ft | 390.5 mm 39.05 cm 15.374 in 1.2812 ft | 433.4 mm 43.34 cm 17.063 in 1.4219 ft |
| Depth with stand | 190 mm 19 cm 7.4803 in 0.6234 ft | 213.5 mm 21.35 cm 8.4055 in 0.7005 ft | 225.2 mm 22.52 cm 8.8661 in 0.7388 ft | 212 mm 21.2 cm 8.3465 in 0.6955 ft |
| Weight with stand | 4.62 kg 10.19 lbs | 6.7 kg 14.77 lbs | 6.5 kg 14.33 lbs | 9.71 kg 21.41 lbs |
| Box width | 690 mm 69 cm 27.1654 in 2.2638 ft | 688 mm 68.8 cm 27.0866 in 2.2572 ft | 715 mm 71.5 cm 28.1496 in 2.3458 ft | - |
| Box height | 480 mm 48 cm 18.8976 in 1.5748 ft | 463 mm 46.3 cm 18.2283 in 1.519 ft | 455 mm 45.5 cm 17.9134 in 1.4928 ft | - |
| Box depth | 124 mm 12.4 cm 4.8819 in 0.4068 ft | 138 mm 13.8 cm 5.4331 in 0.4528 ft | 161 mm 16.1 cm 6.3386 in 0.5282 ft | - |
| Box weight | 6.94 kg 15.3 lbs | 9.7 kg 21.38 lbs | 9.8 kg 21.61 lbs | - |
| Stand width | - | 235 mm 23.5 cm 9.252 in 0.771 ft | 256 mm 25.6 cm 10.0787 in 0.8399 ft | - |
| Stand depth | 190 mm 19 cm 7.4803 in 0.6234 ft | 213.5 mm 21.35 cm 8.4055 in 0.7005 ft | 225.2 mm 22.52 cm 8.8661 in 0.7388 ft | - |
| Colors | Black | Black | Black and Silver | Black |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes | Yes | Yes |
| VESA interface | 100 x 100 mm | 100 x 100 mm | 100 x 100 mm | 100 x 100 mm |
| Removable stand | Yes | Yes | Yes | Yes |
| Height adjustment | No | Yes | Yes | Yes |
| Height adjustment range | - | 150 mm 15 cm 5.9055 in 0.4921 ft | 150 mm 15 cm 5.9055 in 0.4921 ft | 130 mm 13 cm 5.1181 in 0.4265 ft |
| Landscape/portrait pivot | No | Yes | Yes | Yes |
| Left pivot | - | 0 ° | 90 ° | 90 ° |
| Right pivot | - | 90 ° | 90 ° | 90 ° |
| Left/right swivel | No | Yes | Yes | Yes |
| Left swivel | - | 180 ° | 45 ° | 45 ° |
| Right swivel | - | 180 ° | 45 ° | 45 ° |
| Forward/backward tilt | Yes | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° | 5 ° |
| Backward tilt | 23 ° | 23 ° | 20 ° | 21 ° |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 2 W | 2 x 2.5 W | 4 x 3 W | - |
| - | - | Poly Studio Audio DTS Virtual:X | - |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No | Yes | No |
| Image resolution | - | - | 2560 x 1944 pixels 4.98 MP | - |
| Video resolution | - | - | 2560 x 1944 pixels 4.98 MP | - |
| - | - | AI Noise Reduction with dual microphones AI collaboration features Auto Framing Auto Lock and Awake Background Blur HDR Pop-up privacy Windows Hello (IR sensor) | - |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | - | LAN | LAN | - |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 1 x HDMI 2.1 (TMDS) 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out | 1 x USB 3.2 (Type-C; Gen 1; 5 Gbps; upstream; 96W; DP Alt Mode) 2 x USB 3.2 (Type-C; Gen 1; 5 Gbps; downstream; 15W) 1 x USB 3.2 (Type-B; Gen 1; 5 Gbps; upstream) 3 x USB 3.2 (Type-A; Gen 1; 5 Gbps; downstream) 1 x Ethernet RJ45 1 x HDMI 2.0 1 x DisplayPort 1.2 (our; MST) 1 x DisplayPort 1.2 (in) 1 x 3.5 mm Audio Out | 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; upstream; 15W) 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; downstream; 15W) 5 x USB 3.2 (Type-A; Gen 2; 10 Gbps; downstream; 7.5W) 1 x Ethernet RJ45 (1 Gbps; Wake-on-LAN; PXE Boot; MAC address pass-through) 1 x HDMI 2.0 1 x DisplayPort 1.4 (out) 1 x DisplayPort 1.4 (in) 1 x Thunderbolt 4.0 (out; Type-C; downstream; 15W) 1 x Thunderbolt 4.0 (in; Type-C; 40 Gbps; upstream; 100W; DP Alt Mode) | 2 x USB 3.2 (Gen 2; downstream; DP1.4) 2 x USB 3.2 (Gen 2; downstream) 1 x USB 3.2 (Gen 1; downstream; BC 1.2 charging at 2A) 1 x USB 3.2 (Gen 1; downstream) 2 x HDMI 2.0 (HDCP 2.2) 1 x DisplayPort 1.4 (HDCP 2.2) 1 x Thunderbolt 3.0 (upstream; DP1.4) 1 x Thunderbolt 3.0 (downstream; DP1.4) 1 x 3.5 mm Audio Out |
| High-bandwidth Digital Content Protection (HDCP) 2.2 | High-bandwidth Digital Content Protection (HDCP) 2.2 Daisy Chaining | High-bandwidth Digital Content Protection (HDCP) 2.2 Daisy Chaining | High-bandwidth Digital Content Protection (HDCP) |
Features
Some additional functional features of the model.
| Features | 3-sided frameless design Adaptive-Sync technology Clear Vision Dynamic Colour Boost (DCB) technology Dynamic Contrast Ratio (DCR) technology Flicker-free technology HDR Ready Low Blue Light | 4-sided slim bezel design Adaptive-Sync technology Flicker-free technology IPS Black i-Style colour KVM Switch Low Blue light Overdrive Pantone Validated X-Res Technology | 4-sided borderless design Ambient Light Sensor AMD FreeSync Premium Flicker-free technology Full-Suite AI Experience HP Device Bridge 2.0 HP Display Center HP Display Manager HP Eye Ease HP User Color Recalibration IPS Black Low Blue Light Pantone Validated Picture-by-Picture Picture-in-Picture Smart KVM Wide Color Gamut | Calibration Sensor Color Calibration with Internal Colorimeter Dell Display Manager Flicker-free technology Low Blue Light Picture-in-Picture PremierColor technology |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | CCC CE CECP CEL FCC RoHS | CE EAC ErP PSE REACH RoHS TCO Certified TÜV-GS WEEE | BIS BSMI CB CCC CE CECP CEL EAC Energy Star EPEAT Gold with Climate+ FCC ISO 9241-307 KC KCC NOM PSB RCM SEPA TCO Certified TCO Certified Edge TÜV Low Blue Light Certified (Hardware Solution) VCCI WEEE | TCO Certified Display RoHS Compliant BFR/PVC Free (Halogen-free) (excluding external cables) Arsenic-free glass and mercury-free for the panel only |
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 | - | 0 °C - 40 °C 32 °F - 104 °F | 0 °C - 40 °C 32 °F - 104 °F | 0 °C - 40 °C 32 °F - 104 °F |
| Operating humidity | - | 20 % - 90 % | 20 % - 80 % | 10 % - 90 % |
| Operating altitude | - | 3048 m 10000 ft | 5000 m 16404.2 ft | 3048 m 10000 ft |
| Storage temperature | - | -20 °C - 60 °C -4 °F - 140 °F | -20 °C - 60 °C -4 °F - 140 °F | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | - | 5 % - 90 % | 10 % - 90 % | 10 % - 90 % |
| Storage altitude | - | 12192 m 40000 ft | 12192 m 40000 ft | 12192 m 40000 ft |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | HDMI cable | DisplayPort cable HDMI cable USB Type-B to Type-A cable USB Type-C to Type-C cable | DisplayPort cable HDMI cable Thunderbolt 4 cable USB Type-C to Type-A cable | Stand Riser Stand Base Monitor Hood Thunderbolt 3 (USB Type-C) cable HDMI cable DP cable (DP to DP) USB Type-C to USB Type-A cable |
Additional features
Information about other features.
| Additional features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington | Security lock slot (cable lock sold separately) Anti-theft stand lock slot (to lock stand to monitor using screw) |
| AOC U27E40 | Iiyama ProGraphic HB2701UHSNP-B1 | HP 727pk | Dell UP2720QA |