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| General Info | ||
|---|---|---|
| Model Number | Lenovo L28u-30 | HP Z27n |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2015 |
| Brand | Lenovo | HP |
| Model Number | L28u-30 | Z27n |
| Alias | 65FAGAC2 | 7C09A4 |
| Display | ||
| Screen Size Class | 28" (inches) | 27" (inches) |
| Diagonal Size | 27 in 68.6 cm 685.8 mm 2.25 ft |
27 in 68.6 cm 685.8 mm 2.25 ft |
| Screen Width | 24.88 in 63.2 cm 631.928 mm 2.07 ft |
23.49 in 59.7 cm 596.736 mm 1.96 ft |
| Screen Height | 14.16 in 36 cm 359.78 mm 1.18 ft |
13.22 in 33.6 cm 335.664 mm 1.1 ft |
| Display Manufacturer | LG Display | |
| Display Type | IPS | AH3-IPS |
| 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 | 0.161 mm | 0.233 mm |
| Screen Pixel Density | 154 ppi | 109 ppi |
| Screen-to-Body Ratio | 95.52 % | 89.55 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 90% | |
| sRGB | 99 % | 99 % |
| Screen Brightness | 250 cd/m² | 350 cd/m² |
| Max Screen Brightness | 300 cd/m² | |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 3000000 : 1 | 5000000 : 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 | 6 ms | 14 ms |
| Display Coating | Anti-glare/Matte | Anti-glare/Matte |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.94 in 4.9 cm 49.2 mm 0.16 ft |
2.12 in 5.4 cm 53.9 mm 0.18 ft |
| Case Weight | 4.58 kg 10 lbs |
5.1 kg 11 lbs |
| Case Width with Stand | 25.08 in 63.7 cm 636.94 mm 2.09 ft |
24.19 in 61.4 cm 614.3 mm 2.02 ft |
| Case Height with Stand | 17.75 in 45.1 cm 450.82 mm 1.48 ft |
15.89 in 40.4 cm 403.7 mm 1.32 ft |
| Case Depth with Stand | 8.66 in 22 cm 219.98 mm 0.72 ft |
8.59 in 21.8 cm 218.2 mm 0.72 ft |
| Case Weight with Stand | 5.2 kg 11 lbs |
7.66 kg 17 lbs |
| Case Color | Black | 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 |
1 x HDMI 1.4 (MHL 2.0) 1 x DisplayPort 1.2 1 x DisplayPort 1.2 (Output) 1 x 3.5 mm Audio Out 1 x DVI-D Dual Link 1 x DisplayPort 1.2 (Input mini) 4 x USB 3.0 (downstream) 2 x USB 3.0 (upstream) |
| Audio | ||
| Features | ||
| Cool Features | Flicker-free technology Low Blue Light 3-side NearEdgeless design AMD FreeSync technology |
Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture |
| Extra Features | Anti-theft stand lock slot - Kensington | Security lock slot |
| Ergonomics | ||
| Case Width | 25.08 in 63.7 cm 636.94 mm 2.09 ft |
24.19 in 61.4 cm 614.3 mm 2.02 ft |
| Case Height | 14.71 in 37.4 cm 373.68 mm 1.23 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 | No | Yes |
| Height Adjustment Range | 130 mm 13 cm 5.1181 in 0.4265 ft |
|
| Landscape or Portrait Pivot Support | No | Yes |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | No | Yes |
| Left Swivel | 45 ° | |
| Right Swivel | 45 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 22 ° | 22 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 50 Hz - 60 Hz | |
| Horizontal Digital Frequency | 30 kHz - 90 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | HDMI cable | DisplayPort cable DisplayPort cable - mini-DP to DP USB 3.0 cable |
| Certificates and Standards | ||
| Licenses | CCC China Energy Efficiency Standard Tier 1 ENERGY STAR 8.0 EPEAT Gold Eyesafe Display Certification RoHS (EU 2002/95/EC) TÜV Rheinland Eye Comfort Windows Certification |
BSMI CB CCC CE CSA EAC ENERGY STAR 6.0 Epeat Gold FCC Class B GEMS IS 1121 ISC KCC MEPS NOM PSB RCM SABS SASO TÜV/GS VCCI-B WHQL (Windows 10) |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 45 °C 32 °F - 113 °F |
5 °C - 35 °C 41 °F - 95 °F |
| Safe Operating Humidity Level | 10 % - 80 % | 20 % - 80 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 95 % | 5 % - 95 % |
| Max Operating Altitude | 5000 | 5000 |
| Max Storage Altitude | 12192 | 12192 |
| Lenovo L28u-30 | HP Z27n |
