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| General Info | ||
|---|---|---|
| Model Number | LG 27MK400H | LG 24BK550Y |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2018 | 2017 |
| Brand | LG | LG |
| Model Number | 27MK400H | 24BK550Y |
| Alias | 27MK400H-B | 24BK550Y-B 24BK550Y-W |
| Display | ||
| Screen Size Class | 27" (inches) | 24" (inches) |
| Diagonal Size | 26.96 in 68.5 cm 684.7 mm 2.25 ft |
23.78 in 60.4 cm 604 mm 1.98 ft |
| Screen Width | 23.54 in 59.8 cm 597.888 mm 1.96 ft |
20.75 in 52.7 cm 527.04 mm 1.73 ft |
| Screen Height | 13.24 in 33.6 cm 336.312 mm 1.1 ft |
11.67 in 29.6 cm 296.46 mm 0.97 ft |
| Display Type | TN | IPS |
| Display Bit Depth | 8 bits | 8 bits (6 bits + FRC) |
| Frame Rate Control | Yes | Yes |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 1920 x 1080 | 1920 x 1080 |
| Screen Pixel Pitch | 0.311 mm | 0.275 mm |
| Screen Pixel Density | 81 ppi | 92 ppi |
| Screen-to-Body Ratio | 85.66 % | 84.8 % |
| Backlight Source | W-LED | W-LED |
| NTSC 1953 | 72 % | 72 % |
| Screen Brightness | 300 cd/m² | 250 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 5000000 : 1 | 5000000 : 1 |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 160 ° | 178 ° |
| Display Minimum Response Time | 2 ms | 5 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.73 in 4.4 cm 44 mm 0.14 ft |
2.3 in 5.8 cm 58.4 mm 0.19 ft |
| Case Weight | 4.2 kg 9 lbs |
3.6 kg 8 lbs |
| Case Width with Stand | 24.63 in 62.6 cm 625.6 mm 2.05 ft |
21.8 in 55.4 cm 553.72 mm 1.82 ft |
| Case Height with Stand | 18.45 in 46.9 cm 468.7 mm 1.54 ft |
15.1 in 38.4 cm 383.54 mm 1.26 ft |
| Case Depth with Stand | 8.04 in 20.4 cm 204.1 mm 0.67 ft |
9.4 in 23.9 cm 238.8 mm 0.78 ft |
| Case Weight with Stand | 4.6 kg 10 lbs |
5.7 kg 13 lbs |
| Case Color | Black | Black, White |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x D-sub |
1 x HDMI 1.4 1 x DisplayPort 1.2 1 x D-sub 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x DVI-D Dual Link 2 x USB 2.0 (downstream) 1 x USB 2.0 (upstream) |
| Audio | ||
| Audio Speakers | 2 x 1.2W | |
| Features | ||
| Cool Features | Crosshair DDC/CI Flicker-free technology Super Resolution+ HDCP (High-bandwidth Digital Content Protection) Dynamic Action Sync AMD FreeSync technology Black Stabilizer |
Flicker-free technology HDCP (High-bandwidth Digital Content Protection) Screen Split Super Resolution+ Picture-by-Picture 6-Axis Control DDC/CI |
| Extra Features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 24.63 in 62.6 cm 625.6 mm 2.05 ft |
21.8 in 55.4 cm 553.72 mm 1.82 ft |
| Case Height | 14.77 in 37.5 cm 375.2 mm 1.23 ft |
13.1 in 33.3 cm 332.74 mm 1.09 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 |
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| Landscape or Portrait Pivot Support | No | Yes |
| Left Pivot | 0 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | No | No |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 20 ° | 35 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 56 Hz - 75 Hz | 56 Hz - 75 Hz |
| Horizontal Digital Frequency | 30 kHz - 85 kHz | 30 kHz - 83 kHz |
| Accessories | ||
| Extras | HDMI cable | DisplayPort cable HDMI cable |
| Certificates and Standards | ||
| Licenses | BSMI CCC CE ENERGY STAR Epeat Gold ErP FCC Class B UL/cUL |
BSMI CB CCC CE ENERGY STAR 7.0 Epeat Gold ErP FCC Class B UL/cUL |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °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 % - 85 % | 5 % - 85 % |
| LG 27MK400H | LG 24BK550Y |
