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| General Info | ||
|---|---|---|
| Model Number | BenQ EW277HDR | Dell S2421HN |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2017 | 2020 |
| Brand | BenQ | Dell |
| Model Number | EW277HDR | S2421HN |
| Alias | S2421NX | |
| Display | ||
| Screen Size Class | 27" (inches) | 24" (inches) |
| Diagonal Size | 27 in 68.6 cm 685.8 mm 2.25 ft |
23.8 in 60.4 cm 604.478 mm 1.98 ft |
| Screen Width | 23.53 in 59.8 cm 597.6 mm 1.96 ft |
20.75 in 52.7 cm 527.04 mm 1.73 ft |
| Screen Height | 13.24 in 33.6 cm 336.2 mm 1.1 ft |
11.67 in 29.6 cm 296.46 mm 0.97 ft |
| Display Manufacturer | AU Optronics | |
| Display Type | AMVA | IPS |
| Display Bit Depth | 8 bits | 8 bits |
| Frame Rate Control | No | |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 1920 x 1080 | 1920 x 1080 |
| Screen Pixel Pitch | 0.311 mm | 0.275 mm |
| Screen Pixel Density | 81 ppi | 92 ppi |
| Screen-to-Body Ratio | 88.88 % | 90.06 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 93% | |
| sRGB | 100 % | |
| Adobe RGB 1998 | 80 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 300 cd/m² | 250 cd/m² |
| Static Screen Contrast | 3000 : 1 | 1000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 20 ms | |
| Display Minimum Response Time | 4 ms | 4 ms |
| Display Average Response Time | 12 ms | 8 ms |
| Display Maximum Response Time | 17 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | HDR10 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.51 in 3.8 cm 38.4 mm 0.13 ft |
2.12 in 5.4 cm 53.8 mm 0.18 ft |
| Case Weight | 3.6 kg 8 lbs |
3.3 kg 7 lbs |
| Case Width with Stand | 24.17 in 61.4 cm 613.8 mm 2.01 ft |
21.17 in 53.8 cm 537.8 mm 1.76 ft |
| Case Height with Stand | 18.13 in 46.1 cm 460.6 mm 1.51 ft |
16.25 in 41.3 cm 412.8 mm 1.35 ft |
| Case Depth with Stand | 7.12 in 18.1 cm 180.9 mm 0.59 ft |
6.02 in 15.3 cm 152.8 mm 0.5 ft |
| Case Weight with Stand | 4.3 kg 9 lbs |
4.1 kg 9 lbs |
| Case Color | Black | Black, Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x D-sub |
2 x HDMI 1.4 1 x 3.5 mm Audio Out |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | HDCP (High-bandwidth Digital Content Protection) Light sensor Senseye Smart Focus Low Blue Light AMA (Advanced Motion Accelerator) Flicker-free technology |
Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology |
| Extra Features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington S2421HN - silver S2421NX - black |
| Ergonomics | ||
| Case Width | 24.17 in 61.4 cm 613.8 mm 2.01 ft |
21.17 in 53.8 cm 537.8 mm 1.76 ft |
| Case Height | 14.5 in 36.8 cm 368.3 mm 1.21 ft |
12.7 in 32.3 cm 322.6 mm 1.06 ft |
| Vesa Mount Support | No | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | No |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | No | No |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 15 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 50 Hz - 76 Hz | 48 Hz - 75 Hz |
| Horizontal Digital Frequency | 30 kHz - 80 kHz | 30 kHz - 83 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | HDMI cable | HDMI cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR 7.0 TCO 7.0 TÜV Flicker-free TÜV Low Blue Light WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7) |
ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
|
| Safe Operating Humidity Level | 10 % - 80 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
|
| Internal Storage Humidity | 5 % - 90 % | |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| BenQ EW277HDR | Dell S2421HN |
