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| General Info | ||
|---|---|---|
| Model Number | Dell ST2421L | BenQ PD2700U |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2010 | 2018 |
| Brand | Dell | BenQ |
| Model Number | ST2421L | PD2700U |
| Display | ||
| Screen Size Class | 24" (inches) | 27" (inches) |
| Diagonal Size | 24 in 61 cm 609.7 mm 2 ft |
26.93 in 68.4 cm 684 mm 2.24 ft |
| Screen Width | 20.92 in 53.1 cm 531.36 mm 1.74 ft |
23.49 in 59.7 cm 596.736 mm 1.96 ft |
| Screen Height | 11.77 in 29.9 cm 298.89 mm 0.98 ft |
13.22 in 33.6 cm 335.664 mm 1.1 ft |
| Display Manufacturer | LG Display | |
| Display Type | TN | AH-IPS |
| Display Bit Depth | 8 bits | 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 | 1920 x 1080 | 3840 x 2160 |
| Screen Pixel Pitch | 0.277 mm | 0.155 mm |
| Screen Pixel Density | 91 ppi | 163 ppi |
| Screen-to-Body Ratio | 77.5 % | 88.7 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 100 % | |
| Adobe RGB 1998 | 70 % | |
| NTSC 1953 | 75 % | |
| Screen Brightness | 250 cd/m² | 350 cd/m² |
| Max Screen Brightness | 400 cd/m² | |
| Static Screen Contrast | 1000 : 1 | 1300 : 1 |
| Dynamic Screen Contrast | 7000000 : 1 | |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Screen Input Lag | 15 ms | |
| Display Minimum Response Time | 5 ms | 5 ms |
| Display Average Response Time | 14 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | HDR10 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.35 in 6 cm 59.72 mm 0.2 ft |
2.31 in 5.9 cm 58.8 mm 0.19 ft |
| Case Weight | 3.65 kg 8 lbs |
5 kg 11 lbs |
| Case Width with Stand | 22.64 in 57.5 cm 574.96 mm 1.89 ft |
24.17 in 61.4 cm 613.8 mm 2.01 ft |
| Case Height with Stand | 16.47 in 41.8 cm 418.24 mm 1.37 ft |
16.83 in 42.8 cm 427.5 mm 1.4 ft |
| Case Depth with Stand | 8.02 in 20.4 cm 203.68 mm 0.67 ft |
9.08 in 23.1 cm 230.7 mm 0.76 ft |
| Case Weight with Stand | 4.29 kg 9 lbs |
7.7 kg 17 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x D-sub 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x HDMI 1.4 2 x DVI-D Dual Link |
2 x USB 3.0 (upstream) 1 x HDMI 2.0 1 x DisplayPort 1.4 (Input mini) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 (Output MST) 1 x DisplayPort 1.4 1 x USB (KVM keyboard connection) 4 x USB 3.0 (downstream) |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | HDCP (High-bandwidth Digital Content Protection) | Animation mode CAD/CAM mode Flicker-free technology Low Blue Light HDCP (High-bandwidth Digital Content Protection) Display Pilot AMA (Advanced Motion Accelerator) AMD FreeSync technology |
| Extra Features | Security lock slot | |
| Ergonomics | ||
| Case Width | 22.64 in 57.5 cm 574.96 mm 1.89 ft |
24.17 in 61.4 cm 613.8 mm 2.01 ft |
| Case Height | 14.03 in 35.6 cm 356.43 mm 1.17 ft |
14.48 in 36.8 cm 367.9 mm 1.21 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | Yes |
| Height Adjustment Range | 140 mm 14 cm 5.5118 in 0.4593 ft |
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| Landscape or Portrait Pivot Support | No | Yes |
| Left Pivot | 0 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | No | Yes |
| Left Swivel | 45 ° | |
| Right Swivel | 45 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 4 ° | 5 ° |
| Backward Tilt | 21 ° | 20 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 76 Hz | 24 Hz - 76 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | 27 kHz - 140 kHz |
| Accessories | ||
| Extras | D-sub cable DVI cable |
DisplayPort cable - mini-DP to DP HDMI cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR 5.0 | ENERGY STAR 7.0 Epeat Gold TCO 7.0 WHQL (Windows 10; Windows 8.1; 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 % - 80 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
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| Internal Storage Humidity | 5 % - 90 % | |
| Max Operating Altitude | 3657.6 | |
| Max Storage Altitude | 12192 |
| Dell ST2421L | BenQ PD2700U |
