0 Compare Dell S2721HN vs Dell U2722D - DisplayDB

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Comparison between Dell S2721HN vs Dell U2722D

General Info
Model Number Dell S2721HN Dell U2722D
Price
Type Monitor Monitor
Year 2020 2021
Brand Dell Dell
Model Series UltraSharp
Model Number S2721HN U2722D
Alias S2721NX U2722DX
Display
Screen Size Class 27" (inches) 27" (inches)
Diagonal Size 27 in
68.6 cm
685.891 mm
2.25 ft
26.96 in
68.5 cm
684.7 mm
2.25 ft
Screen Width 23.54 in
59.8 cm
597.89 mm
1.96 ft
23.49 in
59.7 cm
596.736 mm
1.96 ft
Screen Height 13.24 in
33.6 cm
336.312 mm
1.1 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 0.311 mm 0.233 mm
Screen Pixel Density 81 ppi 109 ppi
Screen-to-Body Ratio 90.67 % 93.08 %
Backlight Source W-LED W-LED
DCI P3 95%
sRGB 100 %
NTSC 1953 72 %
Screen Brightness 300 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 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 2.13 in
5.4 cm
54 mm
0.18 ft
1.95 in
5 cm
49.5 mm
0.16 ft
Case Weight 4.3 kg
9 lbs
4.38 kg
10 lbs
Case Width with Stand 24.01 in
61 cm
609.9 mm
2 ft
24.07 in
61.1 cm
611.34 mm
2.01 ft
Case Height with Stand 17.85 in
45.3 cm
453.3 mm
1.49 ft
15.16 in
38.5 cm
385.13 mm
1.26 ft
Case Depth with Stand 7.35 in
18.7 cm
186.8 mm
0.61 ft
7.28 in
18.5 cm
185 mm
0.61 ft
Case Weight with Stand 5.2 kg
11 lbs
6.61 kg
15 lbs
Case Color Black, Silver Black and silver
Hardware
Built-in Camera No No
Connectivity 2 x HDMI 1.4
1 x 3.5 mm Audio Out
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
3-sided bezeless design
AMD FreeSync technology
Low Blue Light
Dell ComfortView Plus
Flicker-free technology
Extra Features Anti-theft stand lock slot - Kensington
S2721HN - silver
S2721NX - black
Security lock slot
Ergonomics
Case Width 24.01 in
61 cm
609.9 mm
2 ft
24.07 in
61.1 cm
611.34 mm
2.01 ft
Case Height 14.31 in
36.4 cm
363.6 mm
1.19 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 No Yes
Height Adjustment Range 150 mm
15 cm
5.9055 in
0.4921 ft
Landscape or Portrait Pivot Support No Yes
Left Pivot 90 °
Right Pivot 90 °
Left or Right Swivel Support No Yes
Left Swivel 45 °
Right Swivel 45 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 75 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 HDMI cable DisplayPort cable
USB Type-C to Type-A cable
HDMI cable (U2722DX)
Certificates and Standards
Licenses ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
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 S2721HN Dell U2722D