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| General Info | ||
|---|---|---|
| Model Number | Samsung U28E570D | Lenovo L27i-28 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2016 | 2018 |
| Brand | Samsung | Lenovo |
| Model Number | U28E570D | L27i-28 |
| Alias | LU28E570DS/ZA | 65E0KAC1EU |
| Display | ||
| Screen Size Class | 28" (inches) | 27" (inches) |
| Diagonal Size | 28 in 71.1 cm 711.2 mm 2.33 ft |
27 in 68.6 cm 685.8 mm 2.25 ft |
| Screen Width | 24.45 in 62.1 cm 620.928 mm 2.04 ft |
23.54 in 59.8 cm 597.888 mm 1.96 ft |
| Screen Height | 13.44 in 34.1 cm 341.28 mm 1.12 ft |
13.24 in 33.6 cm 336.312 mm 1.1 ft |
| Display Manufacturer | Innolux | |
| Display Type | TN | IPS |
| Display Bit Depth | 10 bits (8 bits + FRC) | 8 bits (6 bits + FRC) |
| Frame Rate Control | Yes | Yes |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 3840 x 2160 | 1920 x 1080 |
| Screen Pixel Pitch | 0.16 mm | 0.311 mm |
| Screen Pixel Density | 157 ppi | 81 ppi |
| Screen-to-Body Ratio | 84.09 % | 89.66 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 98 % | |
| Adobe RGB 1998 | 67 % | |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 370 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | 3000000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Screen Input Lag | 15 ms | |
| Display Minimum Response Time | 1 ms | 4 ms |
| Display Average Response Time | 3.5 ms | 6 ms |
| Display Maximum Response Time | 23 ms | 14 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.89 in 7.4 cm 73.5 mm 0.24 ft |
1.82 in 4.6 cm 46.2 mm 0.15 ft |
| Case Weight | 4.7 kg 10 lbs |
4.74 kg 10 lbs |
| Case Width with Stand | 26.02 in 66.1 cm 660.9 mm 2.17 ft |
24.09 in 61.2 cm 611.9 mm 2.01 ft |
| Case Height with Stand | 18.44 in 46.9 cm 468.5 mm 1.54 ft |
17.46 in 44.4 cm 443.5 mm 1.46 ft |
| Case Depth with Stand | 7.37 in 18.7 cm 187.1 mm 0.61 ft |
8.27 in 21 cm 210 mm 0.69 ft |
| Case Weight with Stand | 5.28 kg 12 lbs |
5.17 kg 11 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x HDMI 2.0 |
1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x D-sub |
| Audio | ||
| Features | ||
| Cool Features | Eye saver mode Flicker-free technology UHD Upscale Low Blue Light Picture-in-Picture 2.0 Picture-by-Picture HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Samsung MagicAngle Eco Saving Plus Samsung MagicBright |
DDC/CI Flicker-free technology HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter |
| Extra Features | Security lock slot | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 26.02 in 66.1 cm 660.9 mm 2.17 ft |
24.09 in 61.2 cm 611.9 mm 2.01 ft |
| Case Height | 15.01 in 38.1 cm 381.3 mm 1.25 ft |
14.43 in 36.7 cm 366.5 mm 1.2 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 75 x 75 | 100 x 100 |
| 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 | 20 ° | 22 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 24 Hz - 60 Hz | 49 Hz - 76 Hz |
| Horizontal Digital Frequency | 30 kHz - 135 kHz | 54 kHz - 90 kHz |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable |
D-sub cable |
| Certificates and Standards | ||
| Licenses | CE ISO9241-307 TÜV/Ergonomics |
BSMI C-Tick CCC CE CECP ENERGY STAR 7.0 FCC Class B KC RoHS TCO Certified Display 7.0 TCO Edge 2.0 TÜV/GS VCCI WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7) |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 10 °C - 40 °C 50 °F - 104 °F |
0 °C - 45 °C 32 °F - 113 °F |
| Safe Operating Humidity Level | 10 % - 80 % | 10 % - 80 % |
| Internal Storage Temperature | -20 °C - 45 °C -4 °F - 113 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 95 % | 5 % - 95 % |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Samsung U28E570D | Lenovo L27i-28 |
