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| General Info | ||
|---|---|---|
| Model Number | Samsung U28R55 | LG 25UM58 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2017 | 2016 |
| Brand | Samsung | LG |
| Model Series | UR55 | |
| Model Number | U28R55 | 25UM58 |
| Alias | U28R550 U28R55U0 |
|
| Display | ||
| Screen Size Class | 28" (inches) | 25" (inches) |
| Diagonal Size | 28 in 71.1 cm 711.2 mm 2.33 ft |
25 in 63.5 cm 635 mm 2.08 ft |
| Screen Width | 24.45 in 62.1 cm 620.928 mm 2.04 ft |
23.04 in 58.5 cm 585.216 mm 1.92 ft |
| Screen Height | 13.44 in 34.1 cm 341.28 mm 1.12 ft |
9.72 in 24.7 cm 246.888 mm 0.81 ft |
| Display Manufacturer | LG Display | |
| Display Type | IPS | AH-IPS |
| Display Bit Depth | 10 bits | 8 bits |
| Frame Rate Control | No | |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 16:9 | 21:9 |
| Screen Resolution | 3840 x 2160 | 2560 x 1080 |
| Screen Pixel Pitch | 0.16 mm | 0.229 mm |
| Screen Pixel Density | 157 ppi | 111 ppi |
| Screen-to-Body Ratio | 88.7 % | 82.66 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 99 % | |
| Screen Brightness | 300 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 4 ms | 5 ms |
| Display Average Response Time | 14 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | HDR10 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.52 in 6.4 cm 64 mm 0.21 ft |
2.17 in 5.5 cm 55 mm 0.18 ft |
| Case Weight | 5 kg 11 lbs |
3.7 kg 8 lbs |
| Case Width with Stand | 25.15 in 63.9 cm 638.8 mm 2.1 ft |
23.98 in 60.9 cm 609 mm 2 ft |
| Case Height with Stand | 18.87 in 47.9 cm 479.3 mm 1.57 ft |
15.08 in 38.3 cm 383 mm 1.26 ft |
| Case Depth with Stand | 9.86 in 25.1 cm 250.5 mm 0.82 ft |
7.4 in 18.8 cm 188 mm 0.62 ft |
| Case Weight with Stand | 5.8 kg 13 lbs |
4 kg 9 lbs |
| Case Color | Dark Blue Gray | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.2 |
2 x HDMI 1.4 1 x 3.5 mm Audio Out |
| 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 |
Flicker-free technology DDC/CI Picture-in-Picture Screen Split HDCP (High-bandwidth Digital Content Protection) 6-Axis Control Black Stabilizer |
| Extra Features | Anti-theft stand lock slot | |
| Ergonomics | ||
| Case Width | 25.15 in 63.9 cm 638.8 mm 2.1 ft |
23.98 in 60.9 cm 609 mm 2 ft |
| Case Height | 14.72 in 37.4 cm 374 mm 1.23 ft |
11.3 in 28.7 cm 287 mm 0.94 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 75 x 75 | 75 x 75 |
| 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 | 2 ° | 5 ° |
| Backward Tilt | 15 ° | 20 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 40 Hz - 60 Hz | 56 Hz - 75 Hz |
| Horizontal Digital Frequency | 30 kHz - 90 kHz | |
| Accessories | ||
| Extras | HDMI cable | |
| Certificates and Standards | ||
| Licenses | Windows 10 Certification TÜV Rheinland Eye Comfort 2.0 Certification |
BSMI CCC CE cTick ENERGY STAR 6.0 ErP FCC Class B TCO Certified Displays 6.0 UL/cUL |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 10 °C - 40 °C 50 °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 |
|
| Internal Storage Humidity | 5 % - 85 % |
| Samsung U28R55 | LG 25UM58 |
