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| General Info | ||
|---|---|---|
| Model Number | Dell UltraSharp U2311H | Dell P2720DC |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2010 | 2019 |
| Brand | Dell | Dell |
| Model Number | UltraSharp U2311H | P2720DC |
| Display | ||
| Screen Size Class | 23" (inches) | 27" (inches) |
| Diagonal Size | 23 in 58.4 cm 584.2 mm 1.92 ft |
26.96 in 68.5 cm 684.7 mm 2.25 ft |
| Screen Width | 20.05 in 50.9 cm 509.184 mm 1.67 ft |
23.49 in 59.7 cm 596.74 mm 1.96 ft |
| Screen Height | 11.28 in 28.6 cm 286.416 mm 0.94 ft |
13.21 in 33.6 cm 335.66 mm 1.1 ft |
| Display Manufacturer | LG Display | |
| Display Type | e-IPS | IPS |
| Display Bit Depth | 8 bits (6 bits + FRC) | 8 bits |
| 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 | 2560 x 1440 |
| Screen Pixel Pitch | 0.265 mm | 0.233 mm |
| Screen Pixel Density | 95 ppi | 109 ppi |
| Screen-to-Body Ratio | 81.87 % | 89.95 % |
| Backlight Source | CCFL | W-LED |
| sRGB | 100 % | 99 % |
| Adobe RGB 1998 | 69 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 300 cd/m² | 350 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 10000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 11 ms | |
| Display Minimum Response Time | 8 ms | 5 ms |
| Display Average Response Time | 8 ms | |
| Display Maximum Response Time | 14 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.56 in 6.5 cm 65 mm 0.21 ft |
1.72 in 4.4 cm 43.6 mm 0.14 ft |
| Case Weight | 4.7 kg 10 lbs |
4.97 kg 11 lbs |
| Case Width with Stand | 21.65 in 55 cm 549.97 mm 1.8 ft |
24.08 in 61.2 cm 611.6 mm 2.01 ft |
| Case Height with Stand | 14.02 in 35.6 cm 356.16 mm 1.17 ft |
15.56 in 39.5 cm 395.3 mm 1.3 ft |
| Case Depth with Stand | 7.25 in 18.4 cm 184.1 mm 0.6 ft |
7.28 in 18.5 cm 185 mm 0.61 ft |
| Case Weight with Stand | 7 kg 15 lbs |
7.27 kg 16 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x DisplayPort 1.2 1 x DVI-D Dual Link 1 x D-sub 4 x USB 2.0 (downstream) 1 x USB 2.0 (upstream) |
1 x USB 3.1 (Type-C; DisplayPort; 65W) 1 x HDMI 1.4 1 x DisplayPort 1.2 (in) 1 x DisplayPort 1.2 (out) 2 x USB 2.0 (downstream) 2 x USB 3.0 (downstream) |
| Audio | ||
| Features | ||
| Cool Features | HDCP (High-bandwidth Digital Content Protection) | Dell Express Daisy Chaining Always On power delivery Flicker-free technology Low Blue Light |
| Extra Features | Security lock slot | Anti-theft stand lock slot |
| Ergonomics | ||
| Case Width | 21.57 in 54.8 cm 547.97 mm 1.8 ft |
24.08 in 61.2 cm 611.6 mm 2.01 ft |
| Case Height | 12.8 in 32.5 cm 325.1 mm 1.07 ft |
14.33 in 36.4 cm 364.1 mm 1.19 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 | 115 mm 11.5 cm 4.5276 in 0.3773 ft |
130 mm 13 cm 5.1181 in 0.4265 ft |
| Landscape or Portrait Pivot Support | Yes | Yes |
| Left Pivot | 0 ° | 90 ° |
| Right Pivot | 90 ° | 90 ° |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 35 ° | 45 ° |
| Right Swivel | 35 ° | 45 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 2 ° | 5 ° |
| Backward Tilt | 10 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 75 Hz | 49 Hz - 75 Hz |
| Horizontal Digital Frequency | 30 kHz - 83 kHz | 29 kHz - 113 kHz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | D-sub cable DVI cable USB upstream cable |
DisplayPort cable USB Type-C cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR 5.0 Epeat Silver TCO Certified Displays 5.0 |
EnergyStar EPEAT TCO-certified RoHS BFR/PVC free NFPA 99 |
| 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 % | 10 % - 90 % |
| Max Operating Altitude | 4850 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| Dell UltraSharp U2311H | Dell P2720DC |
