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| General Info | ||
|---|---|---|
| Model Number | LG 27UL650 | Dell U4021QW |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2018 | 2021 |
| Brand | LG | Dell |
| Model Number | 27UL650 | U4021QW |
| Alias | 27UL650-W | |
| Display | ||
| Screen Size Class | 27" (inches) | 40" (inches) |
| Diagonal Size | 26.96 in 68.5 cm 684.7 mm 2.25 ft |
|
| Screen Width | 23.49 in 59.7 cm 596.736 mm 1.96 ft |
37.27 in 94.7 cm 946.6 mm 3.11 ft |
| Screen Height | 13.22 in 33.6 cm 335.664 mm 1.1 ft |
|
| Display Curvature | 2500 | |
| Display Type | IPS | IPS |
| Display Bit Depth | 10 bits (8 bits + FRC) | 10 bits |
| Frame Rate Control | Yes | |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 16:9 | 21:9 |
| Screen Resolution | 3840 x 2160 | 5120 x 2160 |
| Screen Pixel Pitch | 0.155 mm | |
| Screen Pixel Density | 163 ppi | |
| Screen-to-Body Ratio | 89.77 % | |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 98% | |
| sRGB | 99 % | 100 % |
| Screen Brightness | 350 cd/m² | 300 cd/m² |
| Max Screen Brightness | 400 cd/m² | |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 15 ms | |
| Display Minimum Response Time | 5 ms | 5 ms |
| Display Average Response Time | 12 ms | 8 ms |
| Display Maximum Response Time | 20 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | HDR10 DisplayHDR 400 |
|
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.77 in 4.5 cm 45 mm 0.15 ft |
|
| Case Weight | 4.6 kg 10 lbs |
|
| Case Width with Stand | 24.13 in 61.3 cm 613 mm 2.01 ft |
37.27 in 94.7 cm 946.6 mm 3.11 ft |
| Case Height with Stand | 17.99 in 45.7 cm 457 mm 1.5 ft |
18.02 in 45.8 cm 457.8 mm 1.5 ft |
| Case Depth with Stand | 9.06 in 23 cm 230 mm 0.75 ft |
9.76 in 24.8 cm 248 mm 0.81 ft |
| Case Weight with Stand | 6.3 kg 14 lbs |
9.5 kg 21 lbs |
| Case Color | White, Gray | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.4 |
1 x USB 3.2 (Type-C; downstream; 15W) 1 x Ethernet RJ45 (Gigabit) 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out (line-out for speakers) 1 x Thunderbolt 3.0 (Type-C; upstream; 90W; DP Alt Mode) 2 x HDMI 2.0 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-B; Gen 1; upstream) |
| Audio | ||
| Audio Speakers | 2 x 9W | |
| Features | ||
| Cool Features | Black Stabilizer DDC/CI Flicker-free technology Super Resolution+ HDCP (High-bandwidth Digital Content Protection) 2.2 Dynamic Action Sync 6-Axis Control AMD FreeSync technology |
KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Plus Flicker-free technology |
| Extra Features | Anti-theft stand lock slot - Kensington | Security lock slot |
| Ergonomics | ||
| Case Width | 24.13 in 61.3 cm 613 mm 2.01 ft |
|
| Case Height | 14.33 in 36.4 cm 364 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 | Yes | Yes |
| Height Adjustment Range | 110 mm 11 cm 4.3307 in 0.3609 ft |
120 mm 12 cm 4.7244 in 0.3937 ft |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | No | Yes |
| Left Swivel | 30 ° | |
| Right Swivel | 30 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 15 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 40 Hz - 60 Hz | 60 Hz |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable |
DisplayPort cable HDMI cable Thunderbolt 4 (USB-C) Active Cable USB Type-A to Type-B cable |
| Certificates and Standards | ||
| Licenses | C-Tick CCC CECP CEL cUL ENERGY STAR 7.0 ErP FCC Class B KC RoHS Compliant TÜV/GS VCCI |
|
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 5 °C - 35 °C 41 °F - 95 °F |
0 °C - 40 °C 32 °F - 104 °F |
| Safe Operating Humidity Level | 10 % - 85 % | 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 |
| LG 27UL650 | Dell U4021QW |
