0 Compare Dell AW3821DW vs Dell U4021QW - DisplayDB

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Comparison between Dell AW3821DW vs Dell U4021QW

General Info
Model Number Dell AW3821DW Dell U4021QW
Price
Type Monitor Monitor
Year 2020 2021
Brand Dell Dell
Model Number AW3821DW U4021QW
Display
Screen Size Class 38" (inches) 40" (inches)
Diagonal Size 37.5 in
95.3 cm
952.5 mm
3.13 ft
Screen Width 34.63 in
88 cm
879.67 mm
2.89 ft
37.27 in
94.7 cm
946.6 mm
3.11 ft
Screen Height 14.43 in
36.7 cm
366.53 mm
1.2 ft
Display Curvature 2300 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 24:10 21:9
Screen Resolution 3840 x 1600 5120 x 2160
Screen Pixel Pitch 0.229 mm
Screen Pixel Density 111 ppi
Screen-to-Body Ratio 90.21 %
Backlight Source W-LED W-LED
DCI P3 95% 98%
sRGB 130.6 % 100 %
Screen Brightness 450 cd/m² 300 cd/m²
Max Screen Brightness 600 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 1 ms 5 ms
Display Average Response Time 3 ms 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR DisplayHDR 600
3D No No
Size, weight, color
Case Depth 5.12 in
13 cm
130.1 mm
0.43 ft
Case Weight 7.9 kg
17 lbs
Case Width with Stand 35.23 in
89.5 cm
894.9 mm
2.94 ft
37.27 in
94.7 cm
946.6 mm
3.11 ft
Case Height with Stand 17.7 in
45 cm
449.7 mm
1.48 ft
18.02 in
45.8 cm
457.8 mm
1.5 ft
Case Depth with Stand 11.56 in
29.4 cm
293.5 mm
0.96 ft
9.76 in
24.8 cm
248 mm
0.81 ft
Case Weight with Stand 12.1 kg
27 lbs
9.5 kg
21 lbs
Case Color Black Black
Hardware
Built-in Camera No No
Connectivity 2 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out (headphones)
1 x 3.5 mm Audio Out (line-out for speakers)
4 x USB 3.2 (Type-A; Gen 1; downstream)
1 x USB 3.2 (Type-B; Gen 1; 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 9W
Features
Cool Features ComfortView
Flicker-free technology
Nano IPS
Picture-by-Picture
NVIDIA G-Sync Ultimate Certified
Low Blue Light
AlienFX Lighting
Picture-in-Picture
Ambient Light Sensor
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
Case Width 35.23 in
89.5 cm
894.9 mm
2.94 ft
Case Height 15.72 in
39.9 cm
399.4 mm
1.31 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 130 mm
13 cm
5.1181 in
0.4265 ft
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 20 ° 30 °
Right Swivel 20 ° 30 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 24 Hz - 144 Hz 60 Hz
Horizontal Digital Frequency 30 kHz - 246 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras DisplayPort cable
HDMI cable
Mini-DisplayPort to DisplayPort Cable
USB Type-B 3.2 Gen 1 cable
DisplayPort cable
HDMI cable
Thunderbolt 4 (USB-C) Active Cable
USB Type-A to Type-B cable
Certificates and Standards
Licenses CECP
CEL
ENERGY STAR
RoHS Compliant
TCO Certified Displays
TUV Rheonland Eye Safety Certified
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 AW3821DW Dell U4021QW