Comparison between LG 31MU97 vs LG 34WK95U

General Info
Model Number	LG 31MU97	LG 34WK95U

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Type	Monitor	Monitor
Year	2014	2018
Brand	LG	LG
Model Number	31MU97	34WK95U
Alias	31MU97-B
Display
Screen Size Class	31" (inches)	34" (inches)
Diagonal Size	31 in 78.7 cm 787.4 mm 2.58 ft	34 in 86.4 cm 863.6 mm 2.83 ft
Screen Width	27.62 in 70.2 cm 701.6 mm 2.3 ft	31.25 in 79.4 cm 793.77 mm 2.6 ft
Screen Height	14.47 in 36.7 cm 367.42 mm 1.21 ft	13.39 in 34 cm 340.19 mm 1.12 ft
Display Manufacturer	LG Display	LG Display
Display Type	AH-IPS	AH-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	21:9
Screen Resolution	4096 x 2160	5120 x 2160
Screen Pixel Pitch	0.17 mm	0.155 mm
Screen Pixel Density	148 ppi	164 ppi
Screen-to-Body Ratio	85.87 %	91.87 %
Backlight Source	W-LED	W-LED
DCI P3	97%	98%
Rec.2020		70
sRGB	100 %	99 %
Adobe RGB 1998	99.5 %	85 %
Screen Brightness	450 cd/m²	450 cd/m²
Max Screen Brightness		700 cd/m²
Static Screen Contrast	1000 : 1	1200 : 1
Dynamic Screen Contrast	1000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	30 ms	10 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)
HDR		DisplayHDR 600
3D	No	No
Size, weight, color
Case Depth	2.06 in 5.2 cm 52.4 mm 0.17 ft	2.25 in 5.7 cm 57.1 mm 0.19 ft
Case Weight	7.7 kg 17 lbs	7.5 kg 17 lbs
Case Width with Stand	29 in 73.7 cm 736.7 mm 2.42 ft	32.16 in 81.7 cm 816.9 mm 2.68 ft
Case Height with Stand	19.04 in 48.4 cm 483.5 mm 1.59 ft	17.68 in 44.9 cm 449 mm 1.47 ft
Case Depth with Stand	9.5 in 24.1 cm 241.4 mm 0.79 ft	9.22 in 23.4 cm 234.3 mm 0.77 ft
Case Weight with Stand	9.6 kg 21 lbs	8.8 kg 19 lbs
Case Color	Silver	Black, Gray
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)	1 x USB 3.0 (upstream) 2 x HDMI 2.0 1 x Thunderbolt 3.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 1 x USB (Type-C via Thunderbolt 3) 2 x USB 3.0 (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	Dynamic Action Sync HDCP (High-bandwidth Digital Content Protection) 2.2 True Color Pro Nano IPS Picture-in-Picture Picture-by-Picture Local Dimming 6-Axis Control Screen Split 2.0 DDC/CI Super Resolution+
Extra Features	Anti-theft stand lock slot	Anti-theft stand lock slot
Ergonomics
Case Width	29 in 73.7 cm 736.7 mm 2.42 ft	32.16 in 81.7 cm 816.9 mm 2.68 ft
Case Height	16.04 in 40.8 cm 407.5 mm 1.34 ft	14.17 in 36 cm 359.8 mm 1.18 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	110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	Yes	No
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	15 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 61 Hz	48 Hz - 61 Hz
Horizontal Digital Frequency	30 kHz - 135 kHz	30 kHz - 135 kHz
Accessories
Extras	DisplayPort cable - mini-DP to DP HDMI cable USB 3.0 upstream cable	DisplayPort cable Thunderbolt cable USB 3.0 upstream cable
Certificates and Standards
Licenses	CE cTick ENERGY STAR 6.0 Epeat Gold FCC Class B UL/cUL	BSMI CCC CE cTick ENERGY STAR 7.0 ErP FCC Class B UL/cUL
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 34WK95U