Comparison between:
- 31.5" Dell U3224KB
- 34.14" Dell U3423WE
- 34" Dell S3423DWC
- 31.5" Dell S3222HG
Brand, series, model
Information about the brand, series, model and model aliases.
| Dell U3224KB | Dell U3423WE | Dell S3423DWC | Dell S3222HG | |
| Series | UltraSharp | UltraSharp | - | - |
 |  |  |  | |
| Model alias | UltraSharp U3224KB | UltraSharp U3423WE | - | - |
| Model year | 2023 | 2022 | 2022 | 2021 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 31.5 in | 34.14 in | 34 in | 31.5 in |
| Diagonal | 801 mm 80.1 cm 31.5354 in 2.628 ft | 867.16 mm 86.716 cm 34.1402 in 2.845 ft | 864.25 mm 86.425 cm 34.0256 in 2.8355 ft | 801.3 mm 80.13 cm 31.5472 in 2.6289 ft |
| Width | 697.31 mm 69.731 cm 27.4531 in 2.2878 ft | 800.05 mm 80.005 cm 31.498 in 2.6248 ft | 797.22 mm 79.722 cm 31.3866 in 2.6156 ft | 698.4 mm 69.84 cm 27.4961 in 2.2913 ft |
| Height | 392.23 mm 39.223 cm 15.4421 in 1.2868 ft | 335.05 mm 33.505 cm 13.1909 in 1.0992 ft | 333.7 mm 33.37 cm 13.1378 in 1.0948 ft | 392.85 mm 39.285 cm 15.4665 in 1.2889 ft |
| Radius of curvature | - | 1900 mm 190 cm 74.8031 in 6.2336 ft | 1800 mm 180 cm 70.8661 in 5.9055 ft | 1800 mm 180 cm 70.8661 in 5.9055 ft |
| Panel type | IPS | AH-IPS | VA | VA |
| Panel bit depth | 10 bits | 10 bits | 8 bits | 8 bits |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 16777216 colors 24 bits | 16777216 colors 24 bits |
| Aspect ratio | 1.778:1 16:9 | 2.389:1 | 2.389:1 | 1.778:1 16:9 |
| Resolution | 6144 x 3456 pixels | 3440 x 1440 pixels | 3440 x 1440 pixels | 1920 x 1080 pixels Full HD / 1080p |
| Pixel pitch | 0.113 mm 0.0113 cm 0.0045 in 0.0004 ft | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft | 0.232 mm 0.0232 cm 0.0091 in 0.0008 ft | 0.364 mm 0.0364 cm 0.0143 in 0.0012 ft |
| Pixel density | 224 ppi 88 ppcm | 109 ppi 42 ppcm | 109 ppi 43 ppcm | 69 ppi 27 ppcm |
| Display area | 80.68 % | 91.8 % | 90.31 % | 91.26 % |
| Backlight | W-LED | W-LED | W-LED | W-LED |
| sRGB | 100 % | 100 % | 99 % | 99 % |
| DCI P3 | 99 % | 98 % | - | - |
| Brightness | 400 cd/m² | 350 cd/m² | 350 cd/m² | 350 cd/m² |
| Static contrast | 2000 : 1 | 2000 : 1 | 3000 : 1 | 3000 : 1 |
| HDR | DisplayHDR 600 | - | - | - |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Minimum response time | - | 5 ms 0.0050 s | 4 ms 0.0040 s | 1 ms 0.0010 s |
| Average response time | - | 8 ms 0.0080 s | 5 ms 0.0050 s | 4 ms 0.0040 s |
| Maximum response time | - | - | 8 ms 0.0080 s | 8 ms 0.0080 s |
| Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) | Anti-glare/Matte |
| IPS Black | - | - | Response time - 1 ms (MPRT - Motion Picture Response Time) |
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 - 90 kHz | 30 kHz - 160 kHz | 28 kHz - 200 kHz |
| Vertical frequency (digital) | 60 Hz | 56 Hz - 76 Hz | 48 Hz - 100 Hz | 48 Hz - 165 Hz |
| - | Native - 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 | - | 3 A | - |
| Power consumption (off) | 0.3 W | 0.3 W | 0.3 W | 0.27 W |
| Power consumption (sleep) | 0.3 W | 0.3 W | 0.4 W | 0.3 W |
| Power consumption (eco) | - | 26.24 W | - | - |
| Power consumption (average) | 29.9 W | 31 W | 31 W | 25 W |
| Power consumption (maximum) | 240 W | 198 W | 160 W | 40 W |
| Power consumption (annual) | - | 86.06 kWh | 100.96 kWh | 75.29 kWh |
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 | 713.7 mm 71.37 cm 28.0984 in 2.3415 ft | 813.26 mm 81.326 cm 32.0181 in 2.6682 ft | 808.16 mm 80.816 cm 31.8173 in 2.6514 ft | 708.76 mm 70.876 cm 27.9039 in 2.3253 ft |
| Height | 475 mm 47.5 cm 18.7008 in 1.5584 ft | 359.05 mm 35.905 cm 14.1358 in 1.178 ft | 364.5 mm 36.45 cm 14.3504 in 1.1959 ft | 424.2 mm 42.42 cm 16.7008 in 1.3917 ft |
| Depth | 58.4 mm 5.84 cm 2.2992 in 0.1916 ft | 57.5 mm 5.75 cm 2.2638 in 0.1886 ft | 64.03 mm 6.403 cm 2.5209 in 0.2101 ft | 82.39 mm 8.239 cm 3.2437 in 0.2703 ft |
| Weight | 7.26 kg 16.01 lbs | 7.72 kg 17.02 lbs | 6.65 kg 14.66 lbs | 6.85 kg 15.1 lbs |
| Width with stand | 713.7 mm 71.37 cm 28.0984 in 2.3415 ft | 813.26 mm 81.326 cm 32.0181 in 2.6682 ft | 808.16 mm 80.816 cm 31.8173 in 2.6514 ft | 708.76 mm 70.876 cm 27.9039 in 2.3253 ft |
| Height with stand | 498 mm 49.8 cm 19.6063 in 1.6339 ft | 392.77 mm 39.277 cm 15.4634 in 1.2886 ft | 389.36 mm 38.936 cm 15.3291 in 1.2774 ft | 455.98 mm 45.598 cm 17.952 in 1.496 ft |
| Depth with stand | 231 mm 23.1 cm 9.0945 in 0.7579 ft | 237.44 mm 23.744 cm 9.348 in 0.779 ft | 217.05 mm 21.705 cm 8.5453 in 0.7121 ft | 237.61 mm 23.761 cm 9.3547 in 0.7796 ft |
| Weight with stand | 11.9 kg 26.24 lbs | 11.44 kg 25.22 lbs | 10.53 kg 23.21 lbs | 9.48 kg 20.9 lbs |
| Box weight | 16.15 kg 35.6 lbs | 15.65 kg 34.5 lbs | 10.53 kg 23.21 lbs | 13.97 kg 30.8 lbs |
| Stand width | - | 357.7 mm 35.77 cm 14.0827 in 1.1736 ft | 302 mm 30.2 cm 11.8898 in 0.9908 ft | 420.3 mm 42.03 cm 16.5472 in 1.3789 ft |
| Stand height | - | - | 382.2 mm 38.22 cm 15.0472 in 1.2539 ft | - |
| Stand depth | 231 mm 23.1 cm 9.0945 in 0.7579 ft | 237.44 mm 23.744 cm 9.348 in 0.779 ft | 217.05 mm 21.705 cm 8.5453 in 0.7121 ft | 237.61 mm 23.761 cm 9.3547 in 0.7796 ft |
| Colors | Black and Silver | Platinum Silver | Black | 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 | Yes | Yes | Yes | Yes |
| Height adjustment range | 160 mm 16 cm 6.2992 in 0.5249 ft | 150 mm 15 cm 5.9055 in 0.4921 ft | 100 mm 10 cm 3.937 in 0.3281 ft | 100 mm 10 cm 3.937 in 0.3281 ft |
| Landscape/portrait pivot | Yes | No | No | No |
| Left pivot | 90 ° | - | - | - |
| Right pivot | 90 ° | - | - | - |
| Left/right swivel | Yes | Yes | No | No |
| Left swivel | 30 ° | 30 ° | - | - |
| Right swivel | 30 ° | 30 ° | - | - |
| Forward/backward tilt | Yes | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° | 5 ° |
| Backward tilt | 21 ° | 21 ° | 21 ° | 21 ° |
| Cable management | Slant adjust - from -4° to 4° | - | - |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 14 W | 2 x 5 W | 2 x 5 W | - |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | Yes | No | No | No |
| Image resolution | 3840 x 2160 pixels 8.29 MP | - | - | - |
| Video resolution | 3840 x 2160 pixels 8.29 MP | - | - | - |
| 4K dual gain HDR CMOS sensor Multi-element lens Dual noise-canceling microphones Ezpress Sing-in AI auto framing 2.0 SafeShutter Tiltable - from 0° to 20° FoV degrees - 65° / 78° / 90° | - | - | - |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | LAN | - | - | - |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 5 x USB (Type-A; Gen 2; 10 Gbps; downstream) 1 x USB (Type-C; upstream) 2 x USB (Type-C; downstream; 15W) 1 x Ethernet RJ45 1 x HDMI 2.1 1 x DisplayPort 2.1 (mini) 1 x Thunderbolt 4.0 (Type-C; downstream) 1 x Thunderbolt 4.0 (Type-C; upstream; 140W; DP Alt Mode) | 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; downstream; 15W) 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; upstream; 90W; DP Alt Mode) 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; upstream; data only) 4 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps) 1 x Ethernet RJ45 2 x HDMI 2.1 1 x DisplayPort 1.4 (HBR3) 1 x 3.5 mm Audio Out | 2 x USB 3.2 (Type-A; Gen 1; downstream; 10W) 1 x USB 3.2 (Type-C; Gen 1; upstream; 65W; DP Alt Mode) 1 x USB 3.2 (Type-B; Gen 1; upstream;) 2 x HDMI 2.0 1 x 3.5 mm Audio Out | 2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out |
| High-bandwidth Digital Content Protection (HDCP) 2.2 | High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) 2.2 | - |
Features
Some additional functional features of the model.
| Features | ComfortView Plus Easy Arrange Flicker-free technology IPS Black panel technology KVM Switch (auto) Picture-by-Picture Picture-in-Picture | ComfortView Dell Display Manager Flicker-free technology KVM Switch Low Blue Light Picture-by-Picture Picture-in-Picture | AMD FreeSync technology ComfortView Plus Dell Easy Arrange Flicker-free technology KVM Switch Low Blue Light Picture-by-Picture Picture-in-Picture PowerNap | 3-side bezelless design AMD FreeSync Premium ComfortView Plus Flicker-free technology Low Blue Light |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | Energy Star EPEAT Gold FCC RoHS TCO Certified Edge | Energy Star EPEAT Gold RoHS TCO Certified Displays TUV Rheinland Flicker Free Certified TUV Rheinland Low Blue Light Certified | RoHS | RoHS |
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 | 0 °C - 40 °C 32 °F - 104 °F |
| Operating humidity | 10 % - 80 % | 10 % - 80 % | 10 % - 80 % | 10 % - 80 % |
| Operating altitude | 5000 m 16404.2 ft | 5000 m 16404.2 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 | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | 5 % - 90 % | 5 % - 90 % | 10 % - 90 % | 10 % - 90 % |
| Storage altitude | 12192 m 40000 ft | 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 USB Type-C cable USB Type-A to Type-B cable | DisplayPort cable HDMI cable USB Type-A to Type-B cable USB Type-C to Type-C cable | USB Type-C cable USB Type-B cable | DisplayPort cable |
Additional features
Information about other features.
| Additional features | Security lock slot | Security lock slot | Security lock slot Vents on the rear panel for improved heat dissipation | Security lock slot |
| Dell U3224KB | Dell U3423WE | Dell S3423DWC | Dell S3222HG |