Comparison between LG 34UC99 vs LG 34WP550

General Info
Model Number	LG 34UC99	LG 34WP550

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2017	2021
Brand	LG	LG
Model Series		UltraWide
Model Number	34UC99	34WP550
Alias	34UC99-W	34WP550-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	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	1900
Display Manufacturer	LG Display
Display Type	AH-IPS	IPS
Display Bit Depth	10 bits (8 bits + FRC)	8 bits
Frame Rate Control	Yes
Max Number of Colors	1073741824	16777216
Bits	30	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	90.77 %	90.27 %
Backlight Source	W-LED	W-LED
sRGB	99 %	99 %
Screen Brightness	300 cd/m²	250 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	5000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	10 ms
Display Minimum Response Time	5 ms	5 ms
Display Average Response Time	15 ms
Display Maximum Response Time	25 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	3.49 in 8.9 cm 88.7 mm 0.29 ft	2.6 in 6.6 cm 66.04 mm 0.22 ft
Case Weight	6.4 kg 14 lbs	4.9 kg 11 lbs
Case Width with Stand	32.19 in 81.8 cm 817.6 mm 2.68 ft	32.2 in 81.8 cm 817.88 mm 2.68 ft
Case Height with Stand	19.01 in 48.3 cm 482.8 mm 1.58 ft	18.03 in 45.8 cm 458 mm 1.5 ft
Case Depth with Stand	10.21 in 25.9 cm 259.4 mm 0.85 ft	10.24 in 26 cm 260 mm 0.85 ft
Case Weight with Stand	8.4 kg 18 lbs	6.8 kg 15 lbs
Case Color	White	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.0 (upstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 1 x USB (Type-C) 2 x USB 3.0 (downstream)	2 x HDMI 2.0 1 x 3.5 mm Audio Out
Audio
Audio Speakers	2 x 7W
Features
Cool Features	Black Stabilizer Flicker-free technology Picture-by-Picture Quick Charge Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) 6-Axis Control Screen Split 2.0 AMD FreeSync technology	Black Stabilizer Super Resolution+ Smart Energy Saving Color Weakness Mode Picture-by-Picture Dual Controller Flicker-free technology Screen Split 2.0 Picture-in-Picture Dynamic Action Sync Crosshair 3-sided Virtually Borderless Design Reader Mode HDR Effect AMD FreeSync technology Low Blue Light
Extra Features	Anti-theft stand lock slot
Ergonomics
Case Width	32.19 in 81.8 cm 817.6 mm 2.68 ft	32.2 in 81.8 cm 817.88 mm 2.68 ft
Case Height	14.2 in 36.1 cm 360.8 mm 1.18 ft	14.4 in 36.6 cm 365.76 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	110 mm 11 cm 4.3307 in 0.3609 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	5 °	5 °
Backward Tilt	15 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	55 Hz - 75 Hz	40 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 90 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable HDMI cable USB Type-C cable	HDMI cable
Certificates and Standards
Licenses	BSMI CCC CE cTick ENERGY STAR 6.0 ErP FCC Class B UL/cUL	CE cUL/UL Energy Star FCC-B J-Moss RoHS TUV-Type VCCI
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 %	5 % - 85 %

LG 34UC99

LG 34WP550