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| General Info | ||
|---|---|---|
| Model Number | HP U28 4K HDR | Samsung C27G55T |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2020 |
| Brand | HP | Samsung |
| Model Series | G5 | |
| Model Number | U28 4K HDR | C27G55T |
| Alias | 1Z978AA | LC27G55T |
| Display | ||
| Screen Size Class | 28" (inches) | 27" (inches) |
| Diagonal Size | 27.9 in 70.9 cm 708.538 mm 2.32 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 |
23.49 in 59.7 cm 596.736 mm 1.96 ft |
| Screen Height | 13.44 in 34.1 cm 341.28 mm 1.12 ft |
13.22 in 33.6 cm 335.664 mm 1.1 ft |
| Display Curvature | 1000 | |
| Display Manufacturer | Samsung | |
| Display Type | IPS | VA |
| Display Bit Depth | 10 bits (8 bits + FRC) | 8 bits |
| Frame Rate Control | Yes | |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 3840 x 2160 | 2560 x 1440 |
| Screen Pixel Pitch | 0.116 mm | 0.233 mm |
| Screen Pixel Density | 157 ppi | 109 ppi |
| Screen-to-Body Ratio | 89.61 % | 64.2 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 93% | 88% |
| sRGB | 100 % | 119.3 % |
| Adobe RGB 1998 | 88.4 % | |
| NTSC 1953 | 80 % | |
| Screen Brightness | 400 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 2500 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 4 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte |
| HDR | HDR | HDR10 |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.71 in 4.3 cm 43.4 mm 0.14 ft |
5.35 in 13.6 cm 135.9 mm 0.45 ft |
| Case Weight | 5.3 kg 12 lbs |
|
| Case Width with Stand | 25.08 in 63.7 cm 637.1 mm 2.09 ft |
27.96 in 71 cm 710.1 mm 2.33 ft |
| Case Height with Stand | 20.92 in 53.1 cm 531.4 mm 1.74 ft |
21.01 in 53.4 cm 533.6 mm 1.75 ft |
| Case Depth with Stand | 7.48 in 19 cm 189.9 mm 0.62 ft |
10.73 in 27.3 cm 272.6 mm 0.89 ft |
| Case Weight with Stand | 6.35 kg 14 lbs |
5.7 kg 13 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Internal Storage | 8 | |
| Built-in Camera | No | No |
| Connectivity | 1 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x USB (Type-C; upstream; 65W; DP Alt Mode) 3 x USB 3.2 (Type-A; Gen 1; downstream) |
1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.2 |
| Audio | ||
| Audio Speakers | 2 x 3W | 2 x 5W |
| Features | ||
| Cool Features | Flicker-free technology Low Blue Light |
Flicker-free technology Game Mode Super Arena Gaming UX Low Blue Light Off Timer Plus Windows 10 Low Input Lag Mode Eco Saving Plus AMD FreeSync Premium Refresh Rate Optimizer Black Equalizer Screen Size Optimizer |
| Extra Features | Security lock slot | |
| Ergonomics | ||
| Case Width | 25.08 in 63.7 cm 637.1 mm 2.09 ft |
27.96 in 71 cm 710.1 mm 2.33 ft |
| Case Height | 14.61 in 37.1 cm 371.2 mm 1.22 ft |
17.3 in 43.9 cm 439.4 mm 1.44 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 |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | No |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | |
| Backward Tilt | 23 ° | 18 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 23 Hz - 75 Hz | 48 Hz - 144 Hz |
| Horizontal Digital Frequency | 30 kHz - 140 kHz | |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable USB Type-C cable |
HDMI cable |
| Certificates and Standards | ||
| Licenses | Australian-New Zealand MEPS BSMI CB CCC CE CECP CEL EAC ENERGY STAR FCC ISO 9241-307 KC/KCC NOM PSB SEPA TCO Certified TUV-S UL/CSA VCCI Vietnam MEPS WEEE ISC WW application ICE |
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| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 5 °C - 35 °C 41 °F - 95 °F |
10 °C - 40 °C 50 °F - 104 °F |
| Safe Operating Humidity Level | 20 % - 80 % | 10 % - 80 % |
| HP U28 4K HDR | Samsung C27G55T |
