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| General Info | ||
|---|---|---|
| Model Number | Dell U4025QW | Dell Alienware AW3423DWF |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2024 | 2022 |
| Brand | Dell | Dell |
| Model Series | UltraSharp | |
| Model Number | U4025QW | Alienware AW3423DWF |
| Alias | UltraSharp U4025QW | |
| Display | ||
| Screen Size Class | 40" (inches) | 34" (inches) |
| Diagonal Size | 39.71 in 100.9 cm 1008.59 mm 3.31 ft |
34.18 in 86.8 cm 868.21 mm 2.85 ft |
| Screen Width | 36.59 in 92.9 cm 929.28 mm 3.05 ft |
31.5 in 80 cm 800.1 mm 2.63 ft |
| Screen Height | 15.43 in 39.2 cm 392.04 mm 1.29 ft |
13.27 in 33.7 cm 337.1 mm 1.11 ft |
| Display Curvature | 2500 | 1800 |
| Display Manufacturer | Samsung | |
| Display Type | IPS | QD-OLED |
| Display Bit Depth | 10 bits | 10 bits |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 21:9 | 21:9 |
| Screen Resolution | 5120 x 2160 | 3440 x 1440 |
| Screen Pixel Pitch | 0.182 mm | 0.23 mm |
| Screen Pixel Density | 140 ppi | 109 ppi |
| Screen-to-Body Ratio | 91.83 % | 90.85 % |
| Backlight Source | W-LED | |
| DCI P3 | 99% | 99.3% |
| sRGB | 100 % | 149 % |
| Screen Brightness | 300 cd/m² | 250 cd/m² |
| Max Screen Brightness | 1000 cd/m² | |
| Static Screen Contrast | 2000 : 1 | |
| Dynamic Screen Contrast | 1000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 7.9 ms | |
| Display Minimum Response Time | 5 ms | 0.1 ms |
| Display Average Response Time | 3.3 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | DisplayHDR 600 | HDR10 DisplayHDR 400 True Black |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.35 in 6 cm 59.6 mm 0.2 ft |
5.4 in 13.7 cm 137.11 mm 0.45 ft |
| Case Weight | 9.5 kg 21 lbs |
6.92 kg 15 lbs |
| Case Width with Stand | 37.27 in 94.7 cm 946.6 mm 3.11 ft |
32.1 in 81.5 cm 815.25 mm 2.67 ft |
| Case Height with Stand | 18.02 in 45.8 cm 457.8 mm 1.5 ft |
16.36 in 41.6 cm 415.57 mm 1.36 ft |
| Case Depth with Stand | 9.76 in 24.8 cm 248 mm 0.81 ft |
12.04 in 30.6 cm 305.71 mm 1 ft |
| Case Weight with Stand | 13.8 kg 30 lbs |
10.37 kg 23 lbs |
| Case Color | Black and Silver | White and Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 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 DisplayPort 1.4 1 x 3.5 mm Audio Out 2 x Thunderbolt 4.0 (Type-C; upstream; 140W; DP Alt Mode) 1 x HDMI 2.1 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) |
1 x HDMI 2.0 2 x DisplayPort 1.4 1 x 3.5 mm Audio Out (headphones) 1 x 3.5 mm Audio Out 4 x USB 3.2 (Type-A; Gen 1; 5 Gbps downstream) 1 x USB 3.2 (Type-B; Gen 1; 5 Gbps upstream) |
| Audio | ||
| Audio Speakers | 2 x 9W | |
| Features | ||
| Cool Features | Auto KVM ComfortView Plus Picture-by-Picture Flicker-free technology Network KVM Picture-in-Picture IPS Black Dell Display Manager Adaptive-Sync technology Low Blue Light Ambient Light Sensor OSD joystick |
5-axis OSD joystick AlienFX Lighting Quantum Dot Color Ambient Light Sensor Flicker-free technology Stadium Loop AlienFX Lighting ComfortView Plus AMD FreeSync Premium Pro 3-sided bezelless design VESA AdaptiveSync Display Legend 2.0 ID 360-degree ventilation Low Blue Light |
| Extra Features | Security lock slot | Security lock slot |
| Ergonomics | ||
| Case Width | 37.27 in 94.7 cm 946.6 mm 3.11 ft |
32.1 in 81.5 cm 815.25 mm 2.67 ft |
| Case Height | 16.5 in 41.9 cm 419.1 mm 1.38 ft |
14.34 in 36.4 cm 364.15 mm 1.19 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | Yes | Yes |
| Height Adjustment Range | 150 mm 15 cm 5.9055 in 0.4921 ft |
110 mm 11 cm 4.3307 in 0.3609 ft |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 30 ° | 20 ° |
| Right Swivel | 30 ° | 20 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 120 Hz | 48 Hz - 165 Hz |
| Horizontal Digital Frequency | 30 kHz - 274 kHz | |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable Thunderbolt 4 (USB-C) Active Cable USB Type-A to Type-B cable |
DisplayPort to DisplayPort cable Mini DisplayPort to DisplayPort cable HDMI cable USB 3.2 Type-B cable |
| Certificates and Standards | ||
| Licenses | Energy Star EPEAT Gold RoHS TCO Certified Displays TÜV Rheinland 5-star Eye Comfort Certified |
RoHS TUV Rheinland Low Blue Light (Hardware Solution) |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
0 °C - 40 °C 32 °F - 104 °F |
| Safe Operating Humidity Level | 10 % - 80 % | 10 % - 90 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 90 % | 10 % - 80 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| Dell U4025QW | Dell Alienware AW3423DWF |
