Comparison between LG 27GN650 vs LG 31MU97

General Info
Model Number	LG 27GN650	LG 31MU97

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2020	2014
Brand	LG	LG
Model Series	UltraGear
Model Number	27GN650	31MU97
Alias	27GN650-B UltraGear 27GN650	31MU97-B
Display
Screen Size Class	27" (inches)	31" (inches)
Diagonal Size	26.96 in 68.5 cm 684.667 mm 2.25 ft	31 in 78.7 cm 787.4 mm 2.58 ft
Screen Width	20.74 in 52.7 cm 526.848 mm 1.73 ft	27.62 in 70.2 cm 701.6 mm 2.3 ft
Screen Height	11.67 in 29.6 cm 296.352 mm 0.97 ft	14.47 in 36.7 cm 367.42 mm 1.21 ft
Display Manufacturer		LG Display
Display Type	AH-IPS	AH-IPS
Display Bit Depth	8 bits	10 bits
Frame Rate Control		No
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	19:10
Screen Resolution	1920 x 1080	4096 x 2160
Screen Pixel Pitch	0.274 mm	0.17 mm
Screen Pixel Density	92 ppi	148 ppi
Screen-to-Body Ratio	69.68 %	85.87 %
Backlight Source	W-LED	W-LED
DCI P3		97%
sRGB	99 %	100 %
Adobe RGB 1998		99.5 %
Screen Brightness	350 cd/m²	450 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	HDR10
3D	No	No
Size, weight, color
Case Depth	2.04 in 5.2 cm 51.7 mm 0.17 ft	2.06 in 5.2 cm 52.4 mm 0.17 ft
Case Weight	5.9 kg 13 lbs	7.7 kg 17 lbs
Case Width with Stand	24.18 in 61.4 cm 614.2 mm 2.02 ft	29 in 73.7 cm 736.7 mm 2.42 ft
Case Height with Stand	18.34 in 46.6 cm 465.9 mm 1.53 ft	19.04 in 48.4 cm 483.5 mm 1.59 ft
Case Depth with Stand	11.46 in 29.1 cm 291.2 mm 0.96 ft	9.5 in 24.1 cm 241.4 mm 0.79 ft
Case Weight with Stand	7.2 kg 16 lbs	9.6 kg 21 lbs
Case Color	Black	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.4	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	2 x 5W
Features
Cool Features	AMD FreeSync Premium Smart Energy Saving Black Stabilizer Low Blue Light DDC/CI Dynamic Action Sync Reader Mode NVIDIA G-Sync Compatible Dual Controller Color Weakness 3-Side Virtually Borderless Display Picture-in-Picture Flicker-free technology Adaptive-Sync technology HDR Effect	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	Anti-theft stand lock slot
Ergonomics
Case Width	24.18 in 61.4 cm 614.2 mm 2.02 ft	29 in 73.7 cm 736.7 mm 2.42 ft
Case Height	14.36 in 36.5 cm 364.8 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	90 °	0 °
Right Pivot	90 °	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	48 Hz - 144 Hz	56 Hz - 61 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
Certificates and Standards
Licenses	BSMI CCC CE cTick ENERGY STAR 7.0 ErP FCC Class B 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 27GN650

LG 31MU97