0 Compare Dell S2721Q vs Dell S2421HS - DisplayDB

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Comparison between Dell S2721Q vs Dell S2421HS

General Info
Model Number Dell S2721Q Dell S2421HS
Price
Type Monitor Monitor
Year 2020 2020
Brand Dell Dell
Model Number S2721Q S2421HS
Alias S2421HSX
Display
Screen Size Class 27" (inches) 24" (inches)
Diagonal Size 26.96 in
68.5 cm
684.7 mm
2.25 ft
23.8 in
60.4 cm
604.478 mm
1.98 ft
Screen Width 23.49 in
59.7 cm
596.736 mm
1.96 ft
20.75 in
52.7 cm
527.04 mm
1.73 ft
Screen Height 13.22 in
33.6 cm
335.664 mm
1.1 ft
11.67 in
29.6 cm
296.46 mm
0.97 ft
Display Type IPS IPS
Display Bit Depth 10 bits 8 bits
Max Number of Colors 1073741824 16777216
Bits 30 24
Screen Aspect Ratio 16:9 16:9
Screen Resolution 3840 x 2160 1920 x 1080
Screen Pixel Pitch 0.155 mm 0.275 mm
Screen Pixel Density 163 ppi 92 ppi
Screen-to-Body Ratio 89.83 % 90.06 %
Backlight Source W-LED W-LED
sRGB 99 %
NTSC 1953 72 %
Screen Brightness 350 cd/m² 250 cd/m²
Static Screen Contrast 1300 : 1 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 4 ms 4 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 2.18 in
5.5 cm
55.4 mm
0.18 ft
2.12 in
5.4 cm
53.8 mm
0.18 ft
Case Weight 4.7 kg
10 lbs
3.2 kg
7 lbs
Case Width with Stand 24.08 in
61.2 cm
611.6 mm
2.01 ft
21.17 in
53.8 cm
537.8 mm
1.76 ft
Case Height with Stand 17.85 in
45.3 cm
453.4 mm
1.49 ft
13.65 in
34.7 cm
346.8 mm
1.14 ft
Case Depth with Stand 7.35 in
18.7 cm
186.8 mm
0.61 ft
6.29 in
16 cm
159.7 mm
0.52 ft
Case Weight with Stand 5.6 kg
12 lbs
4.8 kg
11 lbs
Case Color Silver Black, Silver
Hardware
Built-in Camera No No
Connectivity 1 x 3.5 mm Audio Out
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
1 x HDMI 1.4
1 x DisplayPort 1.2
Audio
Audio Speakers 2 x 3W
Features
Cool Features Flicker-free technology
Low Blue Light
3-sided bezeless design
AMD FreeSync technology
Flicker-free technology
Low Blue Light
3-sided bezeless design
AMD FreeSync technology
Extra Features Anti-theft stand lock slot - Kensington Anti-theft stand lock slot - Kensington
S2421HS - silver
S2421HSX - black
Ergonomics
Case Width 24.08 in
61.2 cm
611.6 mm
2.01 ft
21.17 in
53.8 cm
537.8 mm
1.76 ft
Case Height 14.35 in
36.5 cm
364.6 mm
1.2 ft
12.7 in
32.3 cm
322.6 mm
1.06 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 100 mm
10 cm
3.937 in
0.3281 ft
Landscape or Portrait Pivot Support No Yes
Left Pivot 90 °
Right Pivot 90 °
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 48 Hz - 75 Hz
Horizontal Digital Frequency 130 kHz - 137 kHz 30 kHz - 83 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras HDMI cable HDMI cable
Certificates and Standards
Licenses ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
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 S2721Q Dell S2421HS