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| General Info | ||
|---|---|---|
| Model Number | LG 31MU97 | LG 27UN880 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2014 | 2020 |
| Brand | LG | LG |
| Model Series | UltraFine | |
| Model Number | 31MU97 | 27UN880 |
| Alias | 31MU97-B | 27UN880-B 27UN88A 27UN880-W 27BN88U |
| Display | ||
| Screen Size Class | 31" (inches) | 27" (inches) |
| Diagonal Size | 31 in 78.7 cm 787.4 mm 2.58 ft |
27 in 68.6 cm 685.8 mm 2.25 ft |
| Screen Width | 27.62 in 70.2 cm 701.6 mm 2.3 ft |
23.53 in 59.8 cm 597.73 mm 1.96 ft |
| Screen Height | 14.47 in 36.7 cm 367.42 mm 1.21 ft |
13.24 in 33.6 cm 336.22 mm 1.1 ft |
| Display Manufacturer | LG Display | |
| Display Type | AH-IPS | IPS |
| Display Bit Depth | 10 bits | 10 bits (8 bits + FRC) |
| Frame Rate Control | No | Yes |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 19:10 | 16:9 |
| Screen Resolution | 4096 x 2160 | 3840 x 2160 |
| Screen Pixel Pitch | 0.17 mm | 0.155 mm |
| Screen Pixel Density | 148 ppi | 163 ppi |
| Screen-to-Body Ratio | 85.87 % | 89.76 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 97% | |
| sRGB | 100 % | 99 % |
| Adobe RGB 1998 | 99.5 % | |
| Screen Brightness | 450 cd/m² | 350 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 1000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 30 ms | |
| Display Minimum Response Time | 5 ms | |
| Display Average Response Time | 14 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | DisplayHDR 400 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.06 in 5.2 cm 52.4 mm 0.17 ft |
1.8 in 4.6 cm 45.72 mm 0.15 ft |
| Case Weight | 7.7 kg 17 lbs |
5 kg 11 lbs |
| Case Width with Stand | 29 in 73.7 cm 736.7 mm 2.42 ft |
24.1 in 61.2 cm 612.14 mm 2.01 ft |
| Case Height with Stand | 19.04 in 48.4 cm 483.5 mm 1.59 ft |
23.5 in 59.7 cm 596.9 mm 1.96 ft |
| Case Depth with Stand | 9.5 in 24.1 cm 241.4 mm 0.79 ft |
15.8 in 40.1 cm 401.32 mm 1.32 ft |
| Case Weight with Stand | 9.6 kg 21 lbs |
7.8 kg 17 lbs |
| Case Color | Silver | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (mini) 3 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) |
2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x USB (Type-C; 60W) 2 x USB 3.0 (Type-A; downstream) |
| Audio | ||
| Audio Speakers | 2 x 5W | 2 x 5W |
| Features | ||
| Cool Features | HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture True Color Pro Screen Split (S/W) DDC/CI Flicker-free technology |
Black Stabilizer Color Calibrated Low Blue Light Dual Controller Flicker-free technology Super Resolution+ Reader Mode Dynamic Action Sync Color Weakness Mode Adaptive-Sync technology Smart Energy Saving HDR Effect AMD FreeSync technology H/W Calibration |
| Extra Features | Anti-theft stand lock slot | |
| Ergonomics | ||
| Case Width | 29 in 73.7 cm 736.7 mm 2.42 ft |
24.1 in 61.2 cm 612.14 mm 2.01 ft |
| Case Height | 16.04 in 40.8 cm 407.5 mm 1.34 ft |
14.4 in 36.6 cm 365.76 mm 1.2 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 | 140 mm 14 cm 5.5118 in 0.4593 ft |
130 mm 13 cm 5.1181 in 0.4265 ft |
| Landscape or Portrait Pivot Support | Yes | Yes |
| Left Pivot | 0 ° | 90 ° |
| Right Pivot | 90 ° | 90 ° |
| Left or Right Swivel Support | No | Yes |
| Left Swivel | 280 ° | |
| Right Swivel | 280 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 25 ° |
| Backward Tilt | 15 ° | 25 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 61 Hz | 48 Hz - 75 Hz |
| Horizontal Digital Frequency | 30 kHz - 135 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable - mini-DP to DP HDMI cable USB 3.0 upstream cable |
DC Extension cable HDMI cable USB Type-C cable |
| Certificates and Standards | ||
| Licenses | CE cTick ENERGY STAR 6.0 Epeat Gold FCC Class B UL/cUL |
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| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 10 °C - 35 °C 50 °F - 95 °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 |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 90 % | 5 % - 85 % |
| LG 31MU97 | LG 27UN880 |
