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| General Info | ||
|---|---|---|
| Model Number | Dell UltraSharp U2515H | Samsung U28R55 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2014 | 2017 |
| Brand | Dell | Samsung |
| Model Series | UR55 | |
| Model Number | UltraSharp U2515H | U28R55 |
| Alias | U28R550 U28R55U0 |
|
| Display | ||
| Screen Size Class | 25" (inches) | 28" (inches) |
| Diagonal Size | 24.98 in 63.4 cm 634.4 mm 2.08 ft |
28 in 71.1 cm 711.2 mm 2.33 ft |
| Screen Width | 21.77 in 55.3 cm 552.96 mm 1.81 ft |
24.45 in 62.1 cm 620.928 mm 2.04 ft |
| Screen Height | 12.25 in 31.1 cm 311.04 mm 1.02 ft |
13.44 in 34.1 cm 341.28 mm 1.12 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 | 16:9 | 16:9 |
| Screen Resolution | 2560 x 1440 | 3840 x 2160 |
| Screen Pixel Pitch | 0.216 mm | 0.16 mm |
| Screen Pixel Density | 117 ppi | 157 ppi |
| Screen-to-Body Ratio | 89.24 % | 88.7 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 99 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 350 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 2000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 13.7 ms | |
| Display Minimum Response Time | 6 ms | 4 ms |
| Display Maximum Response Time | 8 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | HDR10 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.83 in 4.6 cm 46.4 mm 0.15 ft |
2.52 in 6.4 cm 64 mm 0.21 ft |
| Case Weight | 4.4 kg 10 lbs |
5 kg 11 lbs |
| Case Width with Stand | 22.4 in 56.9 cm 569 mm 1.87 ft |
25.15 in 63.9 cm 638.8 mm 2.1 ft |
| Case Height with Stand | 15.67 in 39.8 cm 398 mm 1.31 ft |
18.87 in 47.9 cm 479.3 mm 1.57 ft |
| Case Depth with Stand | 8.07 in 20.5 cm 205 mm 0.67 ft |
9.86 in 25.1 cm 250.5 mm 0.82 ft |
| Case Weight with Stand | 6.5 kg 14 lbs |
5.8 kg 13 lbs |
| Case Color | Black, Silver | Dark Blue Gray |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x HDMI 1.4 (MHL 2.0) 1 x DisplayPort 1.2 1 x DisplayPort 1.2 (Output MST) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Input mini) 5 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.2 |
| Audio | ||
| Audio Speakers | 2 x 4W | |
| Features | ||
| Cool Features | Samsung MagicUpscale Eco Saving Plus Off Timer Plus Flicker Free Picture-by-Picture Picture-in-Picture Eye Saver Mode AMD Radeon FreeSync Technology Image Size Samsung MagicBright Easy Setting Box |
|
| Extra Features | Anti-theft stand lock slot Security lock slot |
|
| Ergonomics | ||
| Case Width | 22.4 in 56.9 cm 569 mm 1.87 ft |
25.15 in 63.9 cm 638.8 mm 2.1 ft |
| Case Height | 13.33 in 33.9 cm 338.7 mm 1.11 ft |
14.72 in 37.4 cm 374 mm 1.23 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 75 x 75 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | Yes | No |
| Height Adjustment Range | 115 mm 11.5 cm 4.5276 in 0.3773 ft |
|
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 0 ° | |
| Left or Right Swivel Support | Yes | No |
| Left Swivel | 45 ° | |
| Right Swivel | 45 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 2 ° |
| Backward Tilt | 21 ° | 15 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 86 Hz | 40 Hz - 60 Hz |
| Horizontal Digital Frequency | 30 kHz - 113 kHz | |
| Accessories | ||
| Extras | DisplayPort cable - mini-DP to DP Factory calibration report HDMI cable USB 3.0 upstream cable |
|
| Certificates and Standards | ||
| Licenses | ENERGY STAR 6.0 Epeat Gold RoHS Compliant TCO Certified Displays |
Windows 10 Certification TÜV Rheinland Eye Comfort 2.0 Certification |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
10 °C - 40 °C 50 °F - 104 °F |
| Safe Operating Humidity Level | 10 % - 80 % | 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 |
| Dell UltraSharp U2515H | Samsung U28R55 |
