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Compare Dell S2721DGF vs Dell P2422HE vs Dell S2721HS

Connectivity

Ports
2x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x 3.5 mm Audio In, 4x USB 3.0 (Type-A; downstream), 1x USB 3.0 (Type-B; upstream)
1x Ethernet RJ45 (PXE boot; wake-on-LAN; MAC address pass-through), 1x HDMI 1.4, 1x DisplayPort 1.2 (Output MST), 1x DisplayPort 1.2, 1x USB 3.1 (Type-C; Gen 1; upstream; 65W; DP Alt Mode), 4x USB 3.2 (Type-A; Gen 1; downstream)
1x 3.5 mm Audio Out, 1x HDMI 1.4, 1x DisplayPort 1.2

Construction

Adjustment | Height
130 mm / 5.1181 in
150 mm / 5.9055 in
110 mm / 4.3307 in
Adjustment | Pivot
-90° ~ 90°
-90° ~ 90°
-90° ~ 90°
Adjustment | Swivel
-45° ~ 45°
-45° ~ 45°
-30° ~ 30°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Black
Black
Black, Silver
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
90.07% screen-to-body ratio
90.67% screen-to-body ratio
Size | Depth
2.67 in / 67.8 mm w/o stand, 7.89 in / 200.3 mm w/ stand
7.07 in / 179.57 mm w/ stand
2.13 in / 54 mm w/o stand, 6.88 in / 174.7 mm w/ stand
Size | Height
14.31 in / 363.6 mm w/o stand, 15.51 in / 393.9 mm w/ stand
13.63 in / 346.11 mm w/ stand
14.31 in / 363.6 mm w/o stand, 15.71 in / 399 mm w/ stand
Size | Width
24.08 in / 611.6 mm
21.21 in / 538.8 mm
24.01 in / 609.9 mm
Weight
4.5 kg / 10 lbs w/o stand
3.81 kg / 8 lbs w/o stand , 6 kg / 13 lbs w/ stand
4.3 kg / 9 lbs w/o stand , 6 kg / 13 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
16:9
Brightness
400 nits
250 nits
300 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, 1073741824 colors
8 bits (6 bits + FRC), 16777216 colors
8 bits, 16777216 colors
Display Diagonal
27" (26.96 in / 684.7 mm)
24" (23.81 in / 604.698 mm)
27" (27 in / 685.891 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
98% DCI-P3
99% sRGB
72% NTSC
Pixel Density
109 ppi
92 ppi
81 ppi
Pixel Pitch
0.233 mm
0.275 mm
0.311 mm
Refresh Rate
30 Hz ~ 165 Hz
60 Hz
48 Hz ~ 75 Hz
Resolution
QHD (2560x1440)
FHD (1920x1080)
FHD (1920x1080)
Response Time
1 ms (min)
5 ms (min) / 8 ms (avg)
4 ms (min) / 8 ms (avg)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 400
Licenses
ENERGY STAR, EPEAT, TCO Certified, RoHS
BFR/PVC free monitor, Energy Star, EPEAT Gold, RoHS, TCO Edge Certified Displays
ENERGY STAR 8.0, EPEAT, RoHS, TCO Certified, TUV Flicker Free, TUV Low Blue Light
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
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
NVIDIA G-SYNC, AMD FreeSync Premium
AMD FreeSync
Video
Low Blue Light, RGB lights, Flicker-free technology
Dell Express Daisy Chaining, Flicker-free technology, Low Blue Light, ComfortView Plus, Dell Display Manager
Flicker-free technology, Low Blue Light, 3-sided bezeless design

Performance

Power Consumption
32 W (average) / 90 W (max) / 0.3 W (sleep)
14.5 W (average) / 118 W (max) / 0.3 W (sleep) / 0.2 W (off)
20 W (average) / 31 W (max) / 12.59 W (eco) / 0.3 W (sleep) / 0.3 W (off)
Power Supply
65 W Power Delivery via USB-C

Production

Accessory
DisplayPort cable, HDMI cable, USB 3.0 cable
DisplayPort cable, USB Type-C cable
HDMI cable
Debut
2020
2021
2020

Reviews

Neofiliac score
94%
41%
56%
Pros
  • DisplayHDR 400
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • High 90.07 % screen-to-body ratio
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • Integrated USB-C hub
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • High 90.67 % screen-to-body ratio
Cons
  • No publicized HDR support
  • 8-bit display panel
  • Display panel not very bright
  • No publicized HDR support
  • 8-bit display panel

Price

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