Product Chart / Monitors / Dell UltraSharp U4021QW
vs
Dell UltraSharp U3821DW

Dell UltraSharp U4021QW vs Dell UltraSharp U3821DW

vs
Dell UltraSharp U4021QW Dell UltraSharp U3821DW
39.7
Size
 37.52
IPS
Technology
 IPS
5120
Resolution X
 3840
2160
Resolution Y
 1600
60
Refresh Rate
 60
5
Response Time
 5
300
Brightness
 300
1000
Contrast Ratio
 1000
178
Viewing Angle
 178
Yes
Speakers
 Yes
No
Headphone Out
 No
Matte
Surface
 Matte
No
Touchscreen
 No
Yes
Curved
 Yes
Yes
HDMI
 Yes
No
VGA
 No
No
DVI
 No
Yes
Display Port
 Yes
Yes
USB-C
 Yes
Yes
Vesa Mountable
 Yes
No
Freesync
 No
No
G-Sync
 No
No
HDR
 No
30.42
Weight
 29.98
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