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| General Info | ||
|---|---|---|
| Model Number | Dell P2421D | Asus PB278QV |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2019 |
| Brand | Dell | Asus |
| Model Number | P2421D | PB278QV |
| Display | ||
| Screen Size Class | 24" (inches) | 27" (inches) |
| Diagonal Size | 23.78 in 60.4 cm 604 mm 1.98 ft |
27 in 68.6 cm 685.8 mm 2.25 ft |
| Screen Width | 20.74 in 52.7 cm 526.85 mm 1.73 ft |
23.49 in 59.7 cm 596.736 mm 1.96 ft |
| Screen Height | 11.67 in 29.6 cm 296.35 mm 0.97 ft |
13.22 in 33.6 cm 335.664 mm 1.1 ft |
| Display Type | IPS | IPS |
| Display Bit Depth | 8 bits (6 bits + FRC) | 10 bits (8 bits + FRC) |
| Frame Rate Control | Yes | Yes |
| Max Number of Colors | 16777216 | 1073741824 |
| Bits | 24 | 30 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 2560 x 1440 | 2560 x 1440 |
| Screen Pixel Pitch | 0.206 mm | 0.233 mm |
| Screen Pixel Density | 123 ppi | 109 ppi |
| Screen-to-Body Ratio | 90.13 % | 80.66 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 99 % | 100 % |
| Adobe RGB 1998 | 71 % | |
| Screen Brightness | 300 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 80000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 5 ms | 5 ms |
| Display Average Response Time | 8 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | |
| Size, weight, color | ||
| Case Depth | 1.68 in 4.3 cm 42.7 mm 0.14 ft |
2.74 in 7 cm 69.6 mm 0.23 ft |
| Case Weight | 3.37 kg 7 lbs |
4.8 kg 11 lbs |
| Case Width with Stand | 21.17 in 53.8 cm 537.8 mm 1.76 ft |
25.31 in 64.3 cm 643 mm 2.11 ft |
| Case Height with Stand | 14.02 in 35.6 cm 356.1 mm 1.17 ft |
17.02 in 43.2 cm 432.3 mm 1.42 ft |
| Case Depth with Stand | 6.54 in 16.6 cm 166 mm 0.54 ft |
8.58 in 21.8 cm 218 mm 0.72 ft |
| Case Weight with Stand | 7.8 kg 17 lbs |
|
| Case Color | Black | |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x USB 3.0 (upstream) 1 x HDMI 1.4 1 x DisplayPort 1.2 2 x USB 2.0 (downstream) 2 x USB 3.0 (downstream) |
1 x DVI-D Dual Link 1 x D-sub 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x HDMI 1.4 1 x DisplayPort 1.2 |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | Flicker-free technology Low Blue Light |
HDCP (High-bandwidth Digital Content Protection) Low Blue Light Picture-in-Picture SPLENDID Video Intelligence Technology Picture-by-Picture Adaptive-Sync Technology Flicker-free technology |
| Extra Features | Security lock slot | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 21.17 in 53.8 cm 537.8 mm 1.76 ft |
25.31 in 64.3 cm 643 mm 2.11 ft |
| Case Height | 12.68 in 32.2 cm 322.1 mm 1.06 ft |
15.2 in 38.6 cm 386.2 mm 1.27 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 | 130 mm 13 cm 5.1181 in 0.4265 ft |
120 mm 12 cm 4.7244 in 0.3937 ft |
| Landscape or Portrait Pivot Support | Yes | Yes |
| Left Pivot | 90 ° | 0 ° |
| Right Pivot | 90 ° | 90 ° |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 45 ° | 60 ° |
| Right Swivel | 45 ° | 60 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 20 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 60 Hz | 50 Hz - 75 Hz |
| Horizontal Digital Frequency | 24 kHz - 83 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable USB Type-C cable |
Audio cable - optional D-sub cable - optional DisplayPort cable - optional DVI-D cable - optional HDMI cable - optional |
| Certificates and Standards | ||
| Licenses | ENERGY STAR EPEAT RoHS TCO Certified Display |
BSMI CB CCC CE CEL Level 2 cTick ErP ENERGY STAR FCC Class B PSE RoHS TCO Certified Displays 8.0 TÜV Flicker-free TÜV Low Blue Light UL/cUL VCCI WEEE WHQL (Windows 8; Windows 7) |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
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| Safe Operating Humidity Level | 10 % - 90 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
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| Internal Storage Humidity | 10 % - 90 % | |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Dell P2421D | Asus PB278QV |
