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| General Info | ||
|---|---|---|
| Model Number | Dell S2721H | Acer CB342CK smiiphzx |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2019 |
| Brand | Dell | Acer |
| Model Number | S2721H | CB342CK smiiphzx |
| Alias | CB342CK | |
| Display | ||
| Screen Size Class | 27" (inches) | 34" (inches) |
| Diagonal Size | 27 in 68.6 cm 685.9 mm 2.25 ft |
34 in 86.4 cm 863.6 mm 2.83 ft |
| Screen Width | 23.54 in 59.8 cm 597.888 mm 1.96 ft |
31.49 in 80 cm 799.8 mm 2.62 ft |
| Screen Height | 13.24 in 33.6 cm 336.312 mm 1.1 ft |
13.18 in 33.5 cm 334.8 mm 1.1 ft |
| Display Type | IPS | 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 | 21:9 |
| Screen Resolution | 1920 x 1080 | 3440 x 1440 |
| Screen Pixel Pitch | 0.311 mm | 0.233 mm |
| Screen Pixel Density | 81 ppi | 109 ppi |
| Screen-to-Body Ratio | 90.67 % | 89.31 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 300 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 700 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 4 ms | 1 ms |
| Display Average Response Time | 8 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.13 in 5.4 cm 54 mm 0.18 ft |
2.31 in 5.9 cm 58.6 mm 0.19 ft |
| Case Weight | 4.4 kg 10 lbs |
6.8 kg 15 lbs |
| Case Width with Stand | 24.01 in 61 cm 609.9 mm 2 ft |
32.17 in 81.7 cm 817 mm 2.68 ft |
| Case Height with Stand | 17.8 in 45.2 cm 452.12 mm 1.48 ft |
23.5 in 59.7 cm 596.9 mm 1.96 ft |
| Case Depth with Stand | 7.35 in 18.7 cm 186.8 mm 0.61 ft |
9.2 in 23.4 cm 233.68 mm 0.77 ft |
| Case Weight with Stand | 5.4 kg 12 lbs |
8.7 kg 19 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 DisplayPort 1.4 1 x 3.5 mm Audio Out 5 x USB 3.0 2 x HDMI 2.0 |
| Audio | ||
| Audio Speakers | 2 x 3W | 2 x 3W |
| Features | ||
| Cool Features | Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology |
HDR Ready AMD FreeSync technology HDCP (High-bandwidth Digital Content Protection) |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 24.01 in 61 cm 609.9 mm 2 ft |
32.17 in 81.7 cm 817 mm 2.68 ft |
| Case Height | 14.31 in 36.4 cm 363.6 mm 1.19 ft |
14.45 in 36.7 cm 367 mm 1.2 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 | 120 mm 12 cm 4.7244 in 0.3937 ft |
|
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | No | Yes |
| Left Swivel | 135 ° | |
| Right Swivel | 135 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 12 ° |
| Backward Tilt | 21 ° | 32 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 75 Hz | 23 Hz - 76 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | 15 kHz - 116 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | HDMI cable | HDMI cable USB 3.0 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 |
|
| 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 S2721H | Acer CB342CK smiiphzx |
