Comparison between Dell U3821DW vs LG 34WK650

General Info
Model Number	Dell U3821DW	LG 34WK650

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Type	Monitor	Monitor
Year	2021	2018
Brand	Dell	LG
Model Series	UltraSharp
Model Number	U3821DW	34WK650
Alias		34WK650-W
Display
Screen Size Class	38" (inches)	34" (inches)
Diagonal Size	37.52 in 95.3 cm 952.9 mm 3.13 ft	34 in 86.4 cm 863.6 mm 2.83 ft
Screen Width	35.04 in 89 cm 890 mm 2.92 ft	31.49 in 80 cm 799.8 mm 2.62 ft
Screen Height	15.27 in 38.8 cm 387.8 mm 1.27 ft	13.18 in 33.5 cm 334.8 mm 1.1 ft
Display Curvature	2300
Display Manufacturer		LG Display
Display Type	IPS	AH-IPS
Display Bit Depth	10 bits	8 bits (6 bits + FRC)
Frame Rate Control		Yes
Max Number of Colors	1073741824	16777216
Bits	30	24
Screen Aspect Ratio	24:10	21:9
Screen Resolution	3840 x 1600	2560 x 1080
Screen Pixel Pitch	0.229 mm	0.315 mm
Screen Pixel Density	109 ppi	81 ppi
Screen-to-Body Ratio	98.38 %	87.62 %
Backlight Source	W-LED	W-LED
DCI P3	95%
sRGB	100 %	99 %
Screen Brightness	300 cd/m²	300 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 °
Display Minimum Response Time	5 ms	5 ms
Display Average Response Time	8 ms	14 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR	DisplayHDR 600	HDR10
3D	No	No
Size, weight, color
Case Depth	4.03 in 10.2 cm 102.4 mm 0.34 ft	2.01 in 5.1 cm 51 mm 0.17 ft
Case Weight	8.8 kg 19 lbs	5.9 kg 13 lbs
Case Width with Stand	35.21 in 89.4 cm 894.3 mm 2.93 ft	32.52 in 82.6 cm 826 mm 2.71 ft
Case Height with Stand	17.47 in 44.4 cm 443.8 mm 1.46 ft	18.15 in 46.1 cm 461 mm 1.51 ft
Case Depth with Stand	9.89 in 25.1 cm 251.2 mm 0.82 ft	9.06 in 23 cm 230 mm 0.75 ft
Case Weight with Stand	13.6 kg 30 lbs	7.6 kg 17 lbs
Case Color	Black	White
Hardware
Built-in Camera	No	No
Connectivity	1 x USB 3.2 (Type-C; upstream; 90W; DP Alt Mode) 4 x USB 3.2 (Type-A; Gen 1; downstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out (line-out for speakers) 1 x DisplayPort 1.4 1 x Ethernet RJ45 1 x USB 3.2 (Type-B; Gen 1; upstream) 1 x USB 3.2 (Type-C; downstream)	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 9W	2 x 5W
Features
Cool Features	Low Blue Light Picture-by-Picture Picture-in-Picture Flicker-free technology KVM Switch	Black Stabilizer Crosshair Super Resolution+ Dynamic Action Sync HDCP (High-bandwidth Digital Content Protection) Flicker-free technology DDC/CI 6-Axis Control Picture-in-Picture AMD FreeSync technology Screen Split 2.0
Extra Features	Security lock slot	Anti-theft stand lock slot
Ergonomics
Case Width	35.21 in 89.4 cm 894.3 mm 2.93 ft	32.52 in 82.6 cm 826 mm 2.71 ft
Case Height	15.44 in 39.2 cm 392.3 mm 1.29 ft	14.57 in 37 cm 370 mm 1.21 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	120 mm 12 cm 4.7244 in 0.3937 ft	110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	Yes	No
Left Swivel	30 °
Right Swivel	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 76 Hz	56 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 100 kHz	30 kHz - 90 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	DisplayPort cable HDMI cable USB Type-C cable USB Type-B 3.2 Gen 1 cable	Audio cable HDMI cable
Certificates and Standards
Licenses	ENERGY STAR 8.0 EPEAT Gold RoHS TAA Availability TCO Certified Displays	BSMI CCC CE cTick ENERGY STAR 7.0 ErP FCC Class B UL/cUL
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 % - 90 %	5 % - 85 %
Max Operating Altitude	5000
Max Storage Altitude	12192

Dell U3821DW

LG 34WK650