0 Compare Dell S3221QS vs Dell U4021QW - DisplayDB

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Comparison between Dell S3221QS vs Dell U4021QW

General Info
Model Number Dell S3221QS Dell U4021QW
Price
Type Monitor Monitor
Year 2020 2021
Brand Dell Dell
Model Number S3221QS U4021QW
Display
Screen Size Class 32" (inches) 40" (inches)
Diagonal Size 31.5 in
80 cm
800.1 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
392.26 mm
1.29 ft
Display Curvature 1800 2500
Display Type VA 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
Screen-to-Body Ratio 90.79 %
Backlight Source W-LED W-LED
DCI P3 90% 98%
sRGB 99 % 100 %
Adobe RGB 1998 80 %
Screen Brightness 300 cd/m² 300 cd/m²
Max Screen Brightness 370 cd/m²
Static Screen Contrast 3000 : 1 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 4 ms 5 ms
Display Average Response Time 8 ms 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
3D No No
Size, weight, color
Case Depth 2.52 in
6.4 cm
64 mm
0.21 ft
Case Weight 7.4 kg
16 lbs
Case Width with Stand 27.92 in
70.9 cm
709.2 mm
2.33 ft
37.27 in
94.7 cm
946.6 mm
3.11 ft
Case Height with Stand 17.64 in
44.8 cm
448.1 mm
1.47 ft
18.02 in
45.8 cm
457.8 mm
1.5 ft
Case Depth with Stand 8.15 in
20.7 cm
207 mm
0.68 ft
9.76 in
24.8 cm
248 mm
0.81 ft
Case Weight with Stand 10.9 kg
24 lbs
9.5 kg
21 lbs
Case Color Silver Black
Hardware
Built-in Camera No No
Connectivity 2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
2 x USB 3.0 (Type-A; downstream)
1 x USB 3.0 (Type-B; upstream)
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 5W 2 x 9W
Features
Cool Features Flicker-free technology
Low Blue Light
3-sided bezeless design
AMD FreeSync technology
KVM Switch
Low Blue Light
Picture-in-Picture
Picture-by-Picture
ComfortView Plus
Flicker-free technology
Extra Features Anti-theft stand lock slot - Kensington Security lock slot
Ergonomics
Case Width 27.92 in
70.9 cm
709.2 mm
2.33 ft
Case Height 16.72 in
42.5 cm
424.8 mm
1.39 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 70 mm
7 cm
2.7559 in
0.2297 ft
120 mm
12 cm
4.7244 in
0.3937 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No 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 40 Hz - 60 Hz 60 Hz
Horizontal Digital Frequency 29 kHz - 140 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras HDMI cable DisplayPort cable
HDMI cable
Thunderbolt 4 (USB-C) Active Cable
USB Type-A to Type-B cable
Certificates and Standards
Licenses ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
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 S3221QS Dell U4021QW