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| General Info | ||
|---|---|---|
| Model Number | Dell S2421H | Acer RT240Y |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2016 |
| Brand | Dell | Acer |
| Model Number | S2421H | RT240Y |
| Alias | RT240Ybmid | |
| Display | ||
| Screen Size Class | 24" (inches) | 24" (inches) |
| Diagonal Size | 23.8 in 60.4 cm 604.478 mm 1.98 ft |
23.78 in 60.4 cm 604 mm 1.98 ft |
| Screen Width | 20.75 in 52.7 cm 527.04 mm 1.73 ft |
20.75 in 52.7 cm 527.04 mm 1.73 ft |
| Screen Height | 11.67 in 29.6 cm 296.46 mm 0.97 ft |
11.67 in 29.6 cm 296.46 mm 0.97 ft |
| Display Type | IPS | IPS |
| Display Bit Depth | 8 bits | 8 bits (6 bits + FRC) |
| Frame Rate Control | Yes | |
| 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 | 0.275 mm | 0.275 mm |
| Screen Pixel Density | 92 ppi | 92 ppi |
| Screen-to-Body Ratio | 90.06 % | 89.61 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 250 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 11 ms | |
| Display Minimum Response Time | 4 ms | 4 ms |
| Display Average Response Time | 8 ms | 10 ms |
| Display Maximum Response Time | 15 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.12 in 5.4 cm 53.8 mm 0.18 ft |
1.34 in 3.4 cm 34.1 mm 0.11 ft |
| Case Weight | 3.4 kg 7 lbs |
|
| Case Width with Stand | 21.17 in 53.8 cm 537.8 mm 1.76 ft |
21.25 in 54 cm 539.8 mm 1.77 ft |
| Case Height with Stand | 16.25 in 41.3 cm 412.8 mm 1.35 ft |
15.96 in 40.5 cm 405.3 mm 1.33 ft |
| Case Depth with Stand | 6.02 in 15.3 cm 152.8 mm 0.5 ft |
7.72 in 19.6 cm 196 mm 0.64 ft |
| Case Weight with Stand | 4.2 kg 9 lbs |
4.11 kg 9 lbs |
| Case Color | Silver | Black, Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x HDMI 1.4 1 x 3.5 mm Audio Out |
1 x D-sub 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x DVI-D Dual Link |
| Audio | ||
| Audio Speakers | 2 x 3W | 2 x 2W |
| Features | ||
| Cool Features | Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology |
HDCP (High-bandwidth Digital Content Protection) Blue Light Filter Flicker-free technology |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 21.17 in 53.8 cm 537.8 mm 1.76 ft |
21.25 in 54 cm 539.8 mm 1.77 ft |
| Case Height | 12.7 in 32.3 cm 322.6 mm 1.06 ft |
12.72 in 32.3 cm 323 mm 1.06 ft |
| Vesa Mount Support | Yes | No |
| 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 | 21 ° | 15 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 75 Hz | 60 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | HDMI cable | D-sub cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light |
ENERGY STAR |
| 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 | 5000 | |
| Max Storage Altitude | 12192 |
| Dell S2421H | Acer RT240Y |
