Comparison between AOC CU34G2X vs LG 27UL550

General Info
Model Number	AOC CU34G2X	LG 27UL550

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2019
Brand	AOC	LG
Model Number	CU34G2X	27UL550
Alias	CU34G2X/BK	27UL550-W
Display
Screen Size Class	34" (inches)	27" (inches)
Diagonal Size	34 in 86.4 cm 863.6 mm 2.83 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	31.39 in 79.7 cm 797.184 mm 2.62 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.14 in 33.4 cm 333.72 mm 1.09 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Curvature	1500
Display Manufacturer	Samsung
Display Type	VA	IPS
Display Bit Depth	8 bits	10 bits (8 bits + FRC)
Frame Rate Control	No	Yes
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	21:9	16:9
Screen Resolution	3440 x 1440	3840 x 2160
Screen Pixel Pitch	0.232 mm	0.155 mm
Screen Pixel Density	109 ppi	163 ppi
Screen-to-Body Ratio	89.55 %	86.66 %
Backlight Source	W-LED	W-LED
DCI P3	91%
sRGB	119 %	98 %
Adobe RGB 1998	88 %
NTSC 1953	100 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	3000 : 1	1000 : 1
Dynamic Screen Contrast	80000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time		5 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	4.05 in 10.3 cm 102.9 mm 0.34 ft	1.81 in 4.6 cm 46 mm 0.15 ft
Case Weight	6.6 kg 15 lbs	4.4 kg 10 lbs
Case Width with Stand	31.82 in 80.8 cm 808.34 mm 2.65 ft	24.53 in 62.3 cm 623 mm 2.04 ft
Case Height with Stand	15.68 in 39.8 cm 398.16 mm 1.31 ft	18.19 in 46.2 cm 462 mm 1.52 ft
Case Depth with Stand	5.21 in 13.2 cm 132.37 mm 0.43 ft	9.06 in 23 cm 230 mm 0.75 ft
Case Weight with Stand	8.1 kg 18 lbs	6 kg 13 lbs
Case Color	Black	White, Gray
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 2.0 2 x DisplayPort 1.4 1 x 3.5 mm Audio Out 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.4
Audio
Features
Cool Features	HDCP (High-bandwidth Digital Content Protection) Low Blue Light Picture-in-Picture Picture-by-Picture Adaptive-Sync Technology Flicker-free technology	Black Stabilizer Blue Light Filter Dynamic Action Sync HDCP (High-bandwidth Digital Content Protection) 2.2 Flicker-free technology DDC/CI 6-Axis Control Super Resolution+ AMD FreeSync technology
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	31.82 in 80.8 cm 808.34 mm 2.65 ft	24.53 in 62.3 cm 623 mm 2.04 ft
Case Height	14.47 in 36.8 cm 367.5 mm 1.21 ft	14.61 in 37.1 cm 371 mm 1.22 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	130 mm 13 cm 5.1181 in 0.4265 ft	110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	Yes	No
Left Swivel	30 °
Right Swivel	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	3.5 °	5 °
Backward Tilt	21.5 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 146 Hz	40 Hz - 61 Hz
Horizontal Digital Frequency	30 kHz - 160 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	DisplayPort cable HDMI cable	DisplayPort cable HDMI cable
Certificates and Standards
Licenses		C-Tick CCC CECP CEL cUL ENERGY STAR 7.0 Epeat Gold ErP FCC Class B KC RoHS Compliant TÜV/GS VCCI
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	10 % - 85 %	10 % - 85 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 90 %
Max Operating Altitude	3657.6
Max Storage Altitude	12192

AOC CU34G2X

LG 27UL550