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| General Info | ||
|---|---|---|
| Model Number | Dell UltraSharp U2913WM | Dell S2721QS |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2012 | 2020 |
| Brand | Dell | Dell |
| Model Number | UltraSharp U2913WM | S2721QS |
| Display | ||
| Screen Size Class | 29" (inches) | 27" (inches) |
| Diagonal Size | 28.75 in 73 cm 730.25 mm 2.4 ft |
26.96 in 68.5 cm 684.7 mm 2.25 ft |
| Screen Width | 26.49 in 67.3 cm 672.768 mm 2.21 ft |
23.49 in 59.7 cm 596.736 mm 1.96 ft |
| Screen Height | 11.17 in 28.4 cm 283.824 mm 0.93 ft |
13.22 in 33.6 cm 335.664 mm 1.1 ft |
| Display Manufacturer | LG Display | |
| Display Type | AH-IPS | IPS |
| Display Bit Depth | 8 bits | 10 bits |
| Frame Rate Control | No | |
| Max Number of Colors | 16777216 | 1073741824 |
| Bits | 24 | 30 |
| Screen Aspect Ratio | 21:9 | 16:9 |
| Screen Resolution | 2560 x 1080 | 3840 x 2160 |
| Screen Pixel Pitch | 0.263 mm | 0.155 mm |
| Screen Pixel Density | 96 ppi | 163 ppi |
| Screen-to-Body Ratio | 86.08 % | 89.83 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 99 % | 99 % |
| NTSC 1953 | 72 % | |
| Screen Brightness | 300 cd/m² | 350 cd/m² |
| Max Screen Brightness | 390 cd/m² | |
| Static Screen Contrast | 1000 : 1 | 1300 : 1 |
| Dynamic Screen Contrast | 2000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 18 ms | |
| Display Minimum Response Time | 8 ms | 4 ms |
| Display Average Response Time | 8 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.41 in 6.1 cm 61.2 mm 0.2 ft |
2.18 in 5.5 cm 55.4 mm 0.18 ft |
| Case Weight | 5.76 kg 13 lbs |
4.7 kg 10 lbs |
| Case Width with Stand | 27.55 in 70 cm 699.8 mm 2.3 ft |
24.08 in 61.2 cm 611.6 mm 2.01 ft |
| Case Height with Stand | 14.12 in 35.9 cm 358.7 mm 1.18 ft |
15.75 in 40 cm 400.1 mm 1.31 ft |
| Case Depth with Stand | 7.65 in 19.4 cm 194.2 mm 0.64 ft |
6.88 in 17.5 cm 174.7 mm 0.57 ft |
| Case Weight with Stand | 8.34 kg 18 lbs |
6.4 kg 14 lbs |
| Case Color | Black | Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 1.4 1 x DisplayPort (Input mini) 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x D-sub 1 x DisplayPort (Output MST) 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.2 |
| Audio | ||
| Audio Speakers | 2 x 3W | |
| Features | ||
| Cool Features | HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture |
Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology |
| Extra Features | Security lock slot | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 27.55 in 70 cm 699.8 mm 2.3 ft |
24.08 in 61.2 cm 611.6 mm 2.01 ft |
| Case Height | 12.48 in 31.7 cm 317 mm 1.04 ft |
14.35 in 36.5 cm 364.6 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 | Yes | Yes |
| Height Adjustment Range | 130 mm 13 cm 5.1181 in 0.4265 ft |
110 mm 11 cm 4.3307 in 0.3609 ft |
| Landscape or Portrait Pivot Support | No | Yes |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 30 ° | 30 ° |
| Right Swivel | 30 ° | 30 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 4 ° | 5 ° |
| Backward Tilt | 21 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 86 Hz | 40 Hz - 60 Hz |
| Horizontal Digital Frequency | 30 kHz - 94 kHz | 130 kHz - 137 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | D-sub cable DisplayPort cable - mini-DP to DP DVI-D cable Factory calibration report USB 3.0 upstream cable |
HDMI cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR Epeat Gold TCO Certified Displays |
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 |
0 °C - 40 °C 32 °F - 104 °F |
| Safe Operating Humidity Level | 10 % - 80 % | 10 % - 80 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 90 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 10668 | 12192 |
| Dell UltraSharp U2913WM | Dell S2721QS |
