Comparison between LG 27MU88 vs LG 31MU97

General Info
Model Number	LG 27MU88	LG 31MU97

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2016	2014
Brand	LG	LG
Model Number	27MU88	31MU97
Alias	27MU88-W	31MU97-B
Display
Screen Size Class	27" (inches)	31" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	31 in 78.7 cm 787.4 mm 2.58 ft
Screen Width	23.49 in 59.7 cm 596.74 mm 1.96 ft	27.62 in 70.2 cm 701.6 mm 2.3 ft
Screen Height	13.21 in 33.6 cm 335.66 mm 1.1 ft	14.47 in 36.7 cm 367.42 mm 1.21 ft
Display Manufacturer	LG Display	LG Display
Display Type	AH-IPS	AH-IPS
Display Bit Depth	10 bits (8 bits + FRC)	10 bits
Frame Rate Control	Yes	No
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	19:10
Screen Resolution	3840 x 2160	4096 x 2160
Screen Pixel Pitch	0.156 mm	0.17 mm
Screen Pixel Density	163 ppi	148 ppi
Screen-to-Body Ratio	89.21 %	85.87 %
Backlight Source	W-LED	W-LED
DCI P3		97%
sRGB	99 %	100 %
Adobe RGB 1998		99.5 %
NTSC 1953	78 %
Screen Brightness	350 cd/m²	450 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	5000000 : 1	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	14 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	1.68 in 4.3 cm 42.7 mm 0.14 ft	2.06 in 5.2 cm 52.4 mm 0.17 ft
Case Weight	4.7 kg 10 lbs	7.7 kg 17 lbs
Case Width with Stand	24.21 in 61.5 cm 615 mm 2.02 ft	29 in 73.7 cm 736.7 mm 2.42 ft
Case Height with Stand	16.74 in 42.5 cm 425.2 mm 1.4 ft	19.04 in 48.4 cm 483.5 mm 1.59 ft
Case Depth with Stand	8.76 in 22.3 cm 222.6 mm 0.73 ft	9.5 in 24.1 cm 241.4 mm 0.79 ft
Case Weight with Stand	6.2 kg 14 lbs	9.6 kg 21 lbs
Case Color	White, Gray	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.1 (Type-C) 2 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 1 x USB 3.0 (charger - 5V/1.5A) 1 x USB 3.0 (downstream)	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)
Audio
Audio Speakers		2 x 5W
Features
Cool Features	Black Stabilizer DDC/CI HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture Flicker-free technology 6-Axis Control AMD FreeSync technology	HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture True Color Pro Screen Split (S/W) DDC/CI Flicker-free technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot
Ergonomics
Case Width	24.21 in 61.5 cm 615 mm 2.02 ft	29 in 73.7 cm 736.7 mm 2.42 ft
Case Height	14.37 in 36.5 cm 365.1 mm 1.2 ft	16.04 in 40.8 cm 407.5 mm 1.34 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	140 mm 14 cm 5.5118 in 0.4593 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	0 °	0 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	No	No
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	3 °	5 °
Backward Tilt	20 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 61 Hz	56 Hz - 61 Hz
Horizontal Digital Frequency	30 kHz - 135 kHz	30 kHz - 135 kHz
Accessories
Extras	DisplayPort cable HDMI cable USB Type-C cable USB Type-C to Type-A cable	DisplayPort cable - mini-DP to DP HDMI cable USB 3.0 upstream cable
Certificates and Standards
Licenses	BSMI CB CE cTick ENERGY STAR Epeat Gold FCC Class B RoHS TÜV/GS UL/cUL	CE cTick ENERGY STAR 6.0 Epeat Gold FCC Class B UL/cUL
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	10 °C - 35 °C 50 °F - 95 °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 % - 90 %

LG 27MU88

LG 31MU97