Comparison between LG 34WL550-B vs LG 34WN780

General Info
Model Number	LG 34WL550-B	LG 34WN780

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2020
Brand	LG	LG
Model Number	34WL550-B	34WN780
Alias	34WL550	34WN780-B
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	30.57 in 77.7 cm 776.5 mm 2.55 ft	31.25 in 79.4 cm 793.77 mm 2.6 ft
Screen Height	11.64 in 29.6 cm 295.6 mm 0.97 ft	13.39 in 34 cm 340.19 mm 1.12 ft
Display Type	IPS	IPS
Display Bit Depth	8 bits (6 bits + FRC)	8 bits
Frame Rate Control	Yes	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	21:9	21:9
Screen Resolution	2560 x 1080	3440 x 1440
Screen Pixel Pitch	0.312 mm	0.233 mm
Screen Pixel Density	83 ppi	110 ppi
Screen-to-Body Ratio	95.11 %	90.27 %
Backlight Source	W-LED	W-LED
sRGB	106 %	99 %
Screen Brightness	350 cd/m²	300 cd/m²
Max Screen Brightness		430 cd/m²
Static Screen Contrast	800 : 1	1000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	5 ms	5 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR	HDR10	HDR10
3D	No	No
Size, weight, color
Case Depth	0.78 in 2 cm 19.7 mm 0.06 ft	1.8 in 4.6 cm 45.72 mm 0.15 ft
Case Weight	7.19 kg 16 lbs	6.89 kg 15 lbs
Case Width with Stand	30.94 in 78.6 cm 786 mm 2.58 ft	32.2 in 81.8 cm 817.88 mm 2.68 ft
Case Height with Stand	16.39 in 41.6 cm 416.24 mm 1.37 ft	18.9 in 48 cm 480.06 mm 1.58 ft
Case Depth with Stand	8.61 in 21.9 cm 218.64 mm 0.72 ft	16 in 40.6 cm 406.4 mm 1.33 ft
Case Weight with Stand	8.82 kg 19 lbs	10.8 kg 24 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 2.0 1 x 3.5 mm Audio Out	2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 2 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-B; upstream)
Audio
Audio Speakers		2 x 7W
Features
Cool Features	Black Stabilizer Flicker-free technology	AMD FreeSync technology Smart Energy Saving Screen Split 2.0 Super Resolution+ Black Stabilizer Low Blue Light Color Weakness Mode Dual Controller Reader Mode Picture-by-Picture Dynamic Action Sync Color Calibrated 3-Side Virtually Borderless Design Picture-in-Picture Flicker-free technology Adaptive-Sync technology HDR Effect
Extra Features	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	30.04 in 76.3 cm 763 mm 2.5 ft	32.2 in 81.8 cm 817.88 mm 2.68 ft
Case Height	12.45 in 31.6 cm 316.3 mm 1.04 ft	14.4 in 36.6 cm 365.76 mm 1.2 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 200	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	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	Yes
Left Swivel		280 °
Right Swivel		280 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	25 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 74 Hz	56 Hz - 75 Hz
Horizontal Digital Frequency	51.369 kHz - 119.815 kHz	30 kHz - 90 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	HDMI cable	HDMI cable
Certificates and Standards
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °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 % - 85 %	0 % - 85 %

LG 34WL550-B

LG 34WN780