0 Compare Dell U3423WE vs Dell U3821DW - DisplayDB

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Comparison between Dell U3423WE vs Dell U3821DW

General Info
Model Number Dell U3423WE Dell U3821DW
Price
Type Monitor Monitor
Year 2022 2021
Brand Dell Dell
Model Series UltraSharp UltraSharp
Model Number U3423WE U3821DW
Alias UltraSharp U3423WE
Display
Screen Size Class 34" (inches) 38" (inches)
Diagonal Size 34.14 in
86.7 cm
867.16 mm
2.85 ft
37.52 in
95.3 cm
952.9 mm
3.13 ft
Screen Width 31.5 in
80 cm
800.05 mm
2.62 ft
35.04 in
89 cm
890 mm
2.92 ft
Screen Height 13.19 in
33.5 cm
335.05 mm
1.1 ft
15.27 in
38.8 cm
387.8 mm
1.27 ft
Display Curvature 1900 2300
Display Type AH-IPS IPS
Display Bit Depth 10 bits 10 bits
Max Number of Colors 1073741824 1073741824
Bits 30 30
Screen Aspect Ratio 21:9 24:10
Screen Resolution 3440 x 1440 3840 x 1600
Screen Pixel Pitch 0.233 mm 0.229 mm
Screen Pixel Density 109 ppi 109 ppi
Screen-to-Body Ratio 91.8 % 98.38 %
Backlight Source W-LED W-LED
DCI P3 98% 95%
sRGB 100 % 100 %
Screen Brightness 350 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 600
3D No No
Size, weight, color
Case Depth 2.26 in
5.8 cm
57.5 mm
0.19 ft
4.03 in
10.2 cm
102.4 mm
0.34 ft
Case Weight 7.72 kg
17 lbs
8.8 kg
19 lbs
Case Width with Stand 32.02 in
81.3 cm
813.26 mm
2.67 ft
35.21 in
89.4 cm
894.3 mm
2.93 ft
Case Height with Stand 15.46 in
39.3 cm
392.77 mm
1.29 ft
17.47 in
44.4 cm
443.8 mm
1.46 ft
Case Depth with Stand 9.35 in
23.7 cm
237.44 mm
0.78 ft
9.89 in
25.1 cm
251.2 mm
0.82 ft
Case Weight with Stand 11.44 kg
25 lbs
13.6 kg
30 lbs
Case Color Platinum Silver Black
Hardware
Built-in Camera No No
Connectivity 1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; upstream; data only)
4 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps)
2 x HDMI 2.1
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4 (HBR3)
1 x Ethernet RJ45
1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; downstream; 15W)
1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; upstream; 90W; DP Alt Mode)
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)
Audio
Audio Speakers 2 x 5W 2 x 9W
Features
Cool Features Flicker-free technology
KVM Switch
Picture-by-Picture
Picture-in-Picture
Low Blue Light
ComfortView
Dell Display Manager
Low Blue Light
Picture-by-Picture
Picture-in-Picture
Flicker-free technology
KVM Switch
Extra Features Security lock slot Security lock slot
Ergonomics
Case Width 32.02 in
81.3 cm
813.26 mm
2.67 ft
35.21 in
89.4 cm
894.3 mm
2.93 ft
Case Height 14.14 in
35.9 cm
359.05 mm
1.18 ft
15.44 in
39.2 cm
392.3 mm
1.29 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 150 mm
15 cm
5.9055 in
0.4921 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 30 ° 30 °
Right Swivel 30 ° 30 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 56 Hz - 76 Hz 56 Hz - 76 Hz
Horizontal Digital Frequency 30 kHz - 90 kHz 30 kHz - 100 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras DisplayPort cable
HDMI cable
USB Type-A to Type-B cable
USB Type-C to Type-C cable
DisplayPort cable
HDMI cable
USB Type-C cable
USB Type-B 3.2 Gen 1 cable
Certificates and Standards
Licenses Energy Star
EPEAT Gold
RoHS
TCO Certified Displays
TUV Rheinland Flicker Free Certified
TUV Rheinland Low Blue Light Certified
ENERGY STAR 8.0
EPEAT Gold
RoHS
TAA Availability
TCO Certified Displays
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 U3423WE Dell U3821DW