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Compare Dell P3221D vs Dell P2421DC vs Dell S2722DC

Connectivity

Ports
1x USB 3.2 (Type-C; Gen 1; upstream; 65W; DP Alt Mode), 1x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.2, 2x USB 2.0 (Type-A; downstream), 2x USB 3.2 (Type-A; Gen 1; downstream)
2x USB 3.0 (downstream), 1x HDMI 1.4, 1x DisplayPort 1.2 (in), 1x DisplayPort 1.2 (out), 1x USB (Type-C; 65W), 2x USB 2.0 (downstream)
2x HDMI 2.0, 1x DisplayPort 1.2, 2x 3.5 mm Audio Out, 1x USB (Type-C; upstream; 65W; DP Alt Mode), 2x USB 3.2 (Type-A; Gen 1; downstream)

Construction

Adjustment | Height
150 mm / 5.9055 in
130 mm / 5.1181 in
110 mm / 4.3307 in
Adjustment | Pivot
-90° ~ 90°
-90° ~ 90°
-90° ~ 90°
Adjustment | Swivel
-30° ~ 30°
-45° ~ 45°
-30° ~ 30°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Apollo Gray
Silver
Speakers
2x 3W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
91.93% screen-to-body ratio
90.13% screen-to-body ratio
89.82% screen-to-body ratio
Size | Depth
2.18 in / 55.3 mm w/o stand, 9.06 in / 230 mm w/ stand
1.68 in / 42.7 mm w/o stand, 6.54 in / 166 mm w/ stand
2.18 in / 55.43 mm w/o stand, 6.88 in / 174.72 mm w/ stand
Size | Height
16.46 in / 418 mm w/o stand, 18.46 in / 468.8 mm w/ stand
12.68 in / 322.1 mm w/o stand, 14.02 in / 356.1 mm w/ stand
14.36 in / 364.64 mm w/o stand, 15.75 in / 400.05 mm w/ stand
Size | Width
28.09 in / 713.4 mm
21.17 in / 537.8 mm
24.08 in / 611.6 mm
Weight
6.4 kg / 14 lbs w/o stand , 11.2 kg / 25 lbs w/ stand
3.77 kg / 8 lbs w/o stand
5.4 kg / 12 lbs w/o stand , 7.16 kg / 16 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
16:9
Brightness
350 nits
300 nits
350 nits
Contrast Ratio
1000:1 (static)
1000:1 (static)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
8 bits (6 bits + FRC), 16777216 colors
8 bits, 16777216 colors
Display Diagonal
32" (31.53 in / 800.98 mm)
24" (23.78 in / 604 mm)
27" (26.96 in / 684.67 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
99% sRGB
99% sRGB
99% sRGB
Pixel Density
93 ppi
123 ppi
109 ppi
Pixel Pitch
0.273 mm
0.206 mm
0.233 mm
Refresh Rate
56 Hz ~ 76 Hz
60 Hz
48 Hz ~ 75 Hz
Resolution
QHD (2560x1440)
QHD (2560x1440)
QHD (2560x1440)
Response Time
5 ms (min) / 8 ms (avg)
5 ms (min) / 8 ms (avg)
4 ms (min) / 5 ms (avg) / 8 ms (max)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

Licenses
ENERGY STAR 8.0, EPEAT, RoHS, TCO Certified, TUV Flicker Free, TUV Low Blue Light
ENERGY STAR, EPEAT, RoHS, TCO Certified Display
TUV Rheinland Low Blue Light (Hardware Solution)
Operating Humidity
10 % ~ 80 %
10 % ~ 90 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
AMD FreeSync
Video
Low Blue Light, 3-sided bezeless design, Flicker-free technology
Low Blue Light, Daisy Chain Availability, Flicker-free technology
Dell Display Manager, Flicker-free technology, Low Blue Light, ComfortView

Performance

Energy Efficiency
E
Power Consumption
50.2 W (average) / 145 W (max) / 20.6 W (eco) / 0.3 W (sleep) / 0.3 W (off)
25 W (average) / 127 W (max) / 0.3 W (sleep) / 0.3 W (off)
17.7 W (average) / 155 W (max) / 0.3 W (sleep) / 0.2 W (off)
Power Supply
65 W Power Delivery via USB-C
65 W Power Delivery via USB-C

Production

Accessory
DisplayPort cable, USB Type-C to Type-A cable, USB Type-C to Type-C cable
DisplayPort cable, USB Type-C cable
DisplayPort cable (optional), HDMI cable (optional), USB Type-C to Type-C cable
Debut
2020
2020
2021

Reviews

Neofiliac score
72%
56%
50%
Pros
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • High 91.93 % screen-to-body ratio
  • Integrated USB-C hub
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • High 90.13 % screen-to-body ratio
  • Integrated USB-C hub
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • Build-in speakers included
  • Integrated USB-C hub
Cons
  • No publicized HDR support
  • No publicized HDR support
  • 8-bit display panel
  • No publicized HDR support
  • 8-bit display panel

Price

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