Comparison between Samsung C34J791 vs LG 34WQ650

General Info
Model Number	Samsung C34J791	LG 34WQ650

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2018	2022
Brand	Samsung	LG
Model Series		UltraWide
Model Number	C34J791	34WQ650
Alias	LC34J791WTEXXS	34WQ650-W
Display
Screen Size Class	34" (inches)	34" (inches)
Diagonal Size	34 in 86.4 cm 863.6 mm 2.83 ft	34 in 86.4 cm 863.6 mm 2.83 ft
Screen Width	31.49 in 80 cm 799.8 mm 2.62 ft	31.25 in 79.4 cm 793.77 mm 2.6 ft
Screen Height	13.18 in 33.5 cm 334.8 mm 1.1 ft	13.39 in 34 cm 340.19 mm 1.12 ft
Display Curvature	1500
Display Manufacturer	Samsung
Display Type	SVA	IPS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	21:9	21:9
Screen Resolution	3440 x 1440	2560 x 1080
Screen Pixel Pitch	0.233 mm	0.312 mm
Screen Pixel Density	109 ppi	82 ppi
Screen-to-Body Ratio	91.27 %	90.53 %
Backlight Source	Edge LED	W-LED
sRGB	125 %	99 %
Adobe RGB 1998	92 %
Screen Brightness	300 cd/m²	400 cd/m²
Static Screen Contrast	3000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	6 ms
Display Minimum Response Time	4 ms	5 ms
Display Average Response Time	14 ms
Display Coating	Anti-glare/Matte (2H)	Anti-glare/Matte (3H)
HDR		HDR10 DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth	6.57 in 16.7 cm 167 mm 0.55 ft	1.79 in 4.6 cm 45.5 mm 0.15 ft
Case Weight	6.3 kg 14 lbs	6 kg 13 lbs
Case Width with Stand	31.84 in 80.9 cm 808.7 mm 2.65 ft	32.15 in 81.7 cm 816.5 mm 2.68 ft
Case Height with Stand	20.31 in 51.6 cm 516 mm 1.69 ft	18.07 in 45.9 cm 458.96 mm 1.51 ft
Case Depth with Stand	12.18 in 30.9 cm 309.4 mm 1.02 ft	10.2 in 25.9 cm 259.08 mm 0.85 ft
Case Weight with Stand	7.7 kg 17 lbs	7.9 kg 17 lbs
Case Color	White, Silver	White
Hardware
Built-in Camera	No	No
Connectivity	1 x DisplayPort 1.2 2 x Thunderbolt 3.0 1 x 3.5 mm Audio Out 2 x USB 2.0 (downstream) 1 x HDMI 1.4	1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x USB (Type-C; upstream; 65W; DP Alt Mode) 1 x HDMI 2.0
Audio
Audio Speakers	2 x 7W	2 x 7W
Features
Cool Features	Eye Saver Mode Flicker-free technology Picture-by-Picture Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Eco Saving Plus	AMD FreeSync technology Super Resolution+ Auto Input Switch Flicker-free technology Color Calibrated Crosshair Smart Energy Saving HDR Effect Color Weakness Mode Black Stabilizer 3-sided Virtually Borderless Design Reader Mode Dual Controller Adaptive-Sync technology Dynamic Action Sync
Extra Features	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	31.84 in 80.9 cm 808.7 mm 2.65 ft	32.15 in 81.7 cm 816.5 mm 2.68 ft
Case Height	14.28 in 36.3 cm 362.8 mm 1.19 ft	14.38 in 36.5 cm 365.3 mm 1.2 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	100 mm 10 cm 3.937 in 0.3281 ft	110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	No
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	2 °	5 °
Backward Tilt	34 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 100 Hz	60 Hz - 100 Hz
Horizontal Digital Frequency	30 kHz - 152 kHz	31.5 kHz - 113.3 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Certificates and Standards
Licenses	ENERGY STAR FCC Class B ISO9241-307 TÜV/Ergonomics
Usage and Storage Requirements
Safe Operating Temperature Level	10 °C - 40 °C 50 °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 % - 95 %	5 % - 85 %

Samsung C34J791

LG 34WQ650