0 Compare Dell U2421HE vs Dell U2722D - DisplayDB

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Comparison between Dell U2421HE vs Dell U2722D

General Info
Model Number Dell U2421HE Dell U2722D
Price
Type Monitor Monitor
Year 2020 2021
Brand Dell Dell
Model Series UltraSharp
Model Number U2421HE U2722D
Alias U2722DX
Display
Screen Size Class 24" (inches) 27" (inches)
Diagonal Size 23.81 in
60.5 cm
604.7 mm
1.98 ft
26.96 in
68.5 cm
684.7 mm
2.25 ft
Screen Width 20.75 in
52.7 cm
527.04 mm
1.73 ft
23.49 in
59.7 cm
596.736 mm
1.96 ft
Screen Height 11.67 in
29.6 cm
296.46 mm
0.97 ft
13.22 in
33.6 cm
335.664 mm
1.1 ft
Display Type IPS IPS
Display Bit Depth 8 bits 10 bits
Max Number of Colors 16777216 1073741824
Bits 24 30
Screen Aspect Ratio 16:9 16:9
Screen Resolution 1920 x 1080 2560 x 1440
Screen Pixel Pitch 0.275 mm 0.233 mm
Screen Pixel Density 92 ppi 109 ppi
Screen-to-Body Ratio 92.49 % 93.08 %
Backlight Source W-LED W-LED
DCI P3 89% 95%
sRGB 99 % 100 %
Screen Brightness 250 cd/m² 350 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 5 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 1.54 in
3.9 cm
39 mm
0.13 ft
1.95 in
5 cm
49.5 mm
0.16 ft
Case Weight 3.37 kg
7 lbs
4.38 kg
10 lbs
Case Width with Stand 21.2 in
53.9 cm
538.5 mm
1.77 ft
24.07 in
61.1 cm
611.34 mm
2.01 ft
Case Height with Stand 13.72 in
34.8 cm
348.4 mm
1.14 ft
15.16 in
38.5 cm
385.13 mm
1.26 ft
Case Depth with Stand 6.5 in
16.5 cm
165 mm
0.54 ft
7.28 in
18.5 cm
185 mm
0.61 ft
Case Weight with Stand 5.32 kg
12 lbs
6.61 kg
15 lbs
Case Color Black Black and silver
Hardware
Built-in Camera No No
Connectivity 1 x USB 3.1 (Type-C; upstream; DP; 65W)
1 x Ethernet RJ45
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4 (Output MST)
1 x HDMI 1.4
2 x USB 3.0 (downstream)
2 x USB 3.0 (downstream; BC 1.2)
1 x USB 3.2 (Type-C; PD 15W)
1 x USB 3.2 (Type-C; upstream)
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4 (Output MST)
1 x HDMI 1.4
2 x USB 3.2 (Type-A)
1 x USB 3.2 (Type-A; BC 1.2)
Audio
Features
Cool Features Flicker-free technology
Low Blue Light
Low Blue Light
Dell ComfortView Plus
Flicker-free technology
Extra Features Security lock slot Security lock slot
Ergonomics
Case Width 21.2 in
53.9 cm
538.5 mm
1.77 ft
24.07 in
61.1 cm
611.34 mm
2.01 ft
Case Height 12.35 in
31.4 cm
313.7 mm
1.03 ft
13.86 in
35.2 cm
352.01 mm
1.15 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
150 mm
15 cm
5.9055 in
0.4921 ft
Landscape or Portrait Pivot Support Yes Yes
Left Pivot 90 ° 90 °
Right Pivot 90 ° 90 °
Left or Right Swivel Support Yes Yes
Left Swivel 40 ° 45 °
Right Swivel 40 ° 45 °
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 - 60 Hz
Horizontal Digital Frequency 30 kHz - 83 kHz 31.47 kHz - 88.79 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras DisplayPort cable
USB Type-C to Type-C cable
DisplayPort cable
USB Type-C to Type-A cable
HDMI cable (U2722DX)
Certificates and Standards
Licenses ENERGY STAR
EPEAT
TCO Certified
RoHS
NFPA 99
ENERGY STAR
EPEAT Gold
TCO Certified Edge Display
RoHS
NFPA 99
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 U2421HE Dell U2722D