Comparison between Dell U3223QZ vs Dell U4021QW

General Info
Model Number	Dell U3223QZ	Dell U4021QW

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2022	2021
Brand	Dell	Dell
Model Series	UltraSharp
Model Number	U3223QZ	U4021QW
Alias	UltraSharp U3223QZ
Display
Screen Size Class	32" (inches)	40" (inches)
Diagonal Size	31.54 in 80.1 cm 801 mm 2.63 ft
Screen Width	27.45 in 69.7 cm 697.31 mm 2.29 ft	37.27 in 94.7 cm 946.6 mm 3.11 ft
Screen Height	15.44 in 39.2 cm 392.23 mm 1.29 ft
Display Curvature		2500
Display Manufacturer	LG Display
Display Type	IPS	IPS
Display Bit Depth	10 bits	10 bits
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	21:9
Screen Resolution	3840 x 2160	5120 x 2160
Screen Pixel Pitch	0.182 mm
Screen Pixel Density	140 ppi
Backlight Source	W-LED	W-LED
DCI P3	98%	98%
sRGB	100 %	100 %
Screen Brightness	400 cd/m²	300 cd/m²
Static Screen Contrast	2000 : 1	1000 : 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	8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR	DisplayHDR 400
3D	No	No
Size, weight, color
Case Width with Stand		37.27 in 94.7 cm 946.6 mm 3.11 ft
Case Height with Stand		18.02 in 45.8 cm 457.8 mm 1.5 ft
Case Depth with Stand		9.76 in 24.8 cm 248 mm 0.81 ft
Case Weight with Stand		9.5 kg 21 lbs
Case Color	Black and Silver	Black
Hardware
Built-in Camera	Yes	No
Network	LAN
Connectivity	1 x USB (Type-C; upstream; 90W; DP Alt Mode) 1 x Ethernet RJ45 (1 Gbps) 1 x DisplayPort 1.4 (DSC) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 (out) 1 x HDMI 2.0 1 x USB (Type-C; 10 Gbps upstream) 4 x USB (Type-A; 10 Gbps downstream)	1 x USB 3.2 (Type-C; downstream; 15W) 1 x Ethernet RJ45 (Gigabit) 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out (line-out for speakers) 1 x Thunderbolt 3.0 (Type-C; upstream; 90W; DP Alt Mode) 2 x HDMI 2.0 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-B; Gen 1; upstream)
Audio
Audio Speakers	2 x 14W	2 x 9W
Features
Cool Features	Flicker-free technology IPS Black panel technology Picture-by-Picture Picture-in-Picture KVM Switch ComfortView Plus Display Stream Compression (DSC)	KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Plus Flicker-free technology
Extra Features	Security lock slot	Security lock slot
Ergonomics
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
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	Yes	Yes
Left Swivel		30 °
Right Swivel		30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	21 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	60 Hz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	DisplayPort cable USB Type-C cable	DisplayPort cable HDMI cable Thunderbolt 4 (USB-C) Active Cable USB Type-A to Type-B 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 % - 90 %	5 % - 90 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

Dell U3223QZ

Dell U4021QW