Comparison between:
- 31.5" ViewSonic VG3281-8K
- 31.5" ViewSonic VG3281-8K
- 27" Apple Studio Display (2026)
- 39.7" Dell U4025QW
Brand, series, model
Information about the brand, series, model and model aliases.
| ViewSonic VG3281-8K | ViewSonic VG3281-8K | Apple Studio Display (2026) | Dell U4025QW | |
| Series | - | - | - | UltraSharp |
 |  |  |  | |
| Model alias | VG3281 | - | - | UltraSharp U4025QW |
| Model year | 2023 | 2024 | 2026 | 2024 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 31.5 in | 31.5 in | 27 in | 39.7 in |
| Diagonal | 801 mm 80.1 cm 31.5354 in 2.628 ft | 801 mm 80.1 cm 31.5354 in 2.628 ft | 684.667 mm 68.4667 cm 26.9554 in 2.2463 ft | 1008.59 mm 100.859 cm 39.7083 in 3.309 ft |
| Width | 698.11 mm 69.811 cm 27.4846 in 2.2904 ft | 698.112 mm 69.8112 cm 27.4847 in 2.2904 ft | 597.73 mm 59.773 cm 23.5327 in 1.9611 ft | 929.28 mm 92.928 cm 36.5858 in 3.0488 ft |
| Height | 392.69 mm 39.269 cm 15.4602 in 1.2884 ft | 392.688 mm 39.2688 cm 15.4602 in 1.2883 ft | 336.22 mm 33.622 cm 13.237 in 1.1031 ft | 392.04 mm 39.204 cm 15.4346 in 1.2862 ft |
| Radius of curvature | - | - | - | 2500 mm 250 cm 98.4252 in 8.2021 ft |
| Panel manufacturer | - | - | - | LG Display |
| Panel model | - | - | - | LM400RW2-SSA1 |
| 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 (8 bits + FRC) |
| FRC | Yes | Yes | Yes | Yes |
| 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 | 2.37:1 |
| Resolution | 7680 x 4320 pixels | 7680 x 4320 pixels | 5120 x 2880 pixels | 5120 x 2160 pixels |
| Pixel pitch | 0.091 mm 0.0091 cm 0.0036 in 0.0003 ft | 0.091 mm 0.0091 cm 0.0036 in 0.0003 ft | 0.117 mm 0.0117 cm 0.0046 in 0.0004 ft | 0.182 mm 0.0182 cm 0.0071 in 0.0006 ft |
| Pixel density | 279 ppi 110 ppcm | 279 ppi 110 ppcm | 217 ppi 85 ppcm | 140 ppi 55 ppcm |
| Display area | - | - | 89.11 % | 91.83 % |
| Backlight | W-LED | W-LED | W-LED | W-LED |
| sRGB | - | 100 % | - | 100 % |
| Adobe RGB (1998) | 99 % | 90 % | - | - |
| NTSC (1953) | - | 88 % | - | - |
| DCI P3 | 99 % | 98 % | - | 99 % |
| Brightness | 300 cd/m² | 320 cd/m² | 600 cd/m² | 450 cd/m² |
| Peak brightness | - | - | - | 600 cd/m² |
| Static contrast | 1000 : 1 | 1000 : 1 | 1200 : 1 | 2000 : 1 |
| HDR | HDR10 | - | - | DisplayHDR 600 |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Minimum response time | - | - | - | 5 ms 0.0050 s |
| Input lag | - | - | - | 4.7 ms 0.0047 s |
| Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) | Anti-glare/Matte | Anti-glare/Matte (3H) |
| - | - | 5K Retina display True Tone Display Nano-texture glass | - |
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.
| Vertical frequency (digital) | 60 Hz | 60 Hz | 60 Hz | 48 Hz - 120 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 |
| Power consumption (off) | 0.3 W | 0.3 W | - | 0.3 W |
| Power consumption (sleep) | 0.5 W | 0.5 W | - | 0.5 W |
| Power consumption (maximum) | - | 67 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 | - | - | 623 mm 62.3 cm 24.5276 in 2.044 ft | 946.6 mm 94.66 cm 37.2677 in 3.1056 ft |
| Height | - | - | 362 mm 36.2 cm 14.252 in 1.1877 ft | 419.1 mm 41.91 cm 16.5 in 1.375 ft |
| Depth | - | - | 31 mm 3.1 cm 1.2205 in 0.1017 ft | 59.6 mm 5.96 cm 2.3465 in 0.1955 ft |
| Weight | - | - | 5.5 kg 12.13 lbs | 8.35 kg 18.41 lbs |
| Width with stand | - | - | 623 mm 62.3 cm 24.5276 in 2.044 ft | 946.6 mm 94.66 cm 37.2677 in 3.1056 ft |
| Height with stand | - | - | 478 mm 47.8 cm 18.8189 in 1.5682 ft | 457.8 mm 45.78 cm 18.0236 in 1.502 ft |
| Depth with stand | - | - | 168 mm 16.8 cm 6.6142 in 0.5512 ft | 248 mm 24.8 cm 9.7638 in 0.8136 ft |
| Weight with stand | - | - | 6.3 kg 13.89 lbs | 12.22 kg 26.94 lbs |
| Box weight | - | - | - | 19.02 kg 41.93 lbs |
| Stand width | - | - | - | 385 mm 38.5 cm 15.1575 in 1.2631 ft |
| Stand depth | - | - | - | 247 mm 24.7 cm 9.7244 in 0.8104 ft |
| Colors | Black | Black | Silver | Black and Silver |
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 | Yes | Yes | No | Yes |
| Height adjustment range | 150 mm 15 cm 5.9055 in 0.4921 ft | 110 mm 11 cm 4.3307 in 0.3609 ft | - | 150 mm 15 cm 5.9055 in 0.4921 ft |
| Landscape/portrait pivot | Yes | Yes | No | No |
| Left pivot | 0 ° | 0 ° | - | - |
| Right pivot | 90 ° | 90 ° | - | - |
| Left/right swivel | Yes | Yes | No | Yes |
| Left swivel | 30 ° | 60 ° | - | 30 ° |
| Right swivel | 30 ° | 60 ° | - | 30 ° |
| Forward/backward tilt | Yes | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° | 5 ° |
| Backward tilt | 35 ° | 40 ° | 25 ° | 21 ° |
| - | - | Optional height-adjustable stand - up to 105 mm Height at bottom position - 479 mm Height at top position - 583 mm Depth - 207 mm Weight - 7.6 mm | - |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 3 W | 2 x 5 W | - | 2 x 9 W |
| - | - | High-fidelity six-speaker system with force-cancelling woofers Wide stereo sound Support for Spatial Audio when playing music or video with Dolby Atmos Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming Support for "Hey Siri" | - |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No | Yes | No |
| Image resolution | - | - | 4000 x 3000 pixels 12 MP | - |
| - | - | Center Stage Desk View | - |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | - | LAN | - | - |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 1 x USB (Type-C; upstream; 96W; DP Alt Mode) 1 x USB 3.0 (Type-B; upstream) 3 x USB 3.0 (Type-A; downstream) 2 x HDMI 2.1 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out | 1 x USB 3.2 (Type-C; upstream; 96W; DP Alt Mode) 1 x USB 3.2 (Type-C; 15W) 1 x USB 3.2 (Type-B; upstream) 3 x USB 3.2 (Type-A; downstream) 1 x Ethernet RJ45 2 x HDMI 2.1 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out | 2 x USB 3.2 (Type-C; Gen 2; 10 Gbps; downstream; 15W) 1 x Thunderbolt 5.0 (out; Type-C; downtream; Daisy Chaining) 1 x Thunderbolt 5.0 (in; Type-C; upstream; 96W) | 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; upstream; data only) 2 x USB 3.2 (Type-C; Gen 2; 10 Gbps; downstream; 15W) 4 x USB 3.2 (Type-A; Gen 2; 10 Gbps; downstream) 1 x Ethernet RJ45 (Wake on LAN; PXE boot; MAC address pass-thru) 1 x HDMI 2.1 1 x DisplayPort 1.4 2 x Thunderbolt 4.0 (Type-C; upstream; 140W; DP Alt Mode) 1 x 3.5 mm Audio Out |
| High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) Daisy Chaining | Fixed Rate Link (FRL) High-bandwidth Digital Content Protection (HDCP) 2.2 Internal Multi-Stream Transport (iMST) |
Features
Some additional functional features of the model.
| Features | Adaptive-Sync technology Delta E ≤1 Eco Mode Eye ProTech Flicker-free technology KVM Switch Low Blue Light SuperClear IPS ViewMode presets | Eco Mode Eye ProTech Flicker-free technology KVM Switch Low Blue Light Picture-by-Picture Picture-in-Picture ViewMode | - | Adaptive-Sync technology Ambient Light Sensor Auto KVM ComfortView Plus Dell Display Manager Flicker-free technology IPS Black Network KVM Low Blue Light OSD joystick Picture-by-Picture Picture-in-Picture |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | - | CCC CEL RoHS | - | Energy Star EPEAT Gold Eye Comfort 3.0 RoHS TCO Certified Displays TÜV Rheinland 5-star Eye Comfort 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 | 0 °C - 40 °C 32 °F - 104 °F | 0 °C - 40 °C 32 °F - 104 °F | 10 °C - 35 °C 50 °F - 95 °F | 0 °C - 40 °C 32 °F - 104 °F |
| Operating humidity | 20 % - 90 % | 20 % - 90 % | 20 % - 80 % | 10 % - 80 % |
| Operating altitude | 3048 m 10000 ft | 3048 m 10000 ft | 5000 m 16404.2 ft | 5000 m 16404.2 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 % | 5 % - 90 % | 5 % - 90 % | 5 % - 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 | DisplayPort cable (optional) HDMI cable (optional) | DisplayPort cable HDMI cable USB Type-A to Type-B cable USB Type-C cable | Thunderbolt 5 Pro cable | DisplayPort cable HDMI cable Thunderbolt 4 (USB-C) Active Cable USB Type-A to Type-B cable |
Additional features
Information about other features.
| Additional features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington | - | Security lock slot |
| ViewSonic VG3281-8K | ViewSonic VG3281-8K | Apple Studio Display (2026) | Dell U4025QW |