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Compare HP Z24n G3 vs Dell U2421E vs UltraSharp U2722D

Connectivity

Ports
1x HDMI 1.4, 1x DisplayPort 1.2 (in), 1x DisplayPort 1.2 (out), 1x USB (Type-B; upstream), 4x USB 3.0 (Type-A; Gen 1; downstream)
1x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode), 1x Ethernet RJ45, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x DisplayPort 1.4 (Output MST), 1x HDMI 1.4, 4x USB 3.2 (Type-A; Gen 1; downstream; 2x BC 1.2), 1x USB 3.2 (Type-C; Gen 1; downstream; 15W)
1x USB 3.2 (Type-C; PD 15W), 1x USB 3.2 (Type-C; upstream), 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x DisplayPort 1.4 (Output MST), 1x HDMI 1.4, 2x USB 3.2 (Type-A), 1x USB 3.2 (Type-A; BC 1.2)

Construction

Adjustment | Height
150 mm / 5.9055 in
150 mm / 5.9055 in
150 mm / 5.9055 in
Adjustment | Pivot
-0° ~ 90°
-90° ~ 90°
-90° ~ 90°
Adjustment | Swivel
-45° ~ 45°
-45° ~ 45°
-45° ~ 45°
Adjustment | Tilt
-5° ~ 20°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Turbo Silver
Black
Black and silver
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
92.12% screen-to-body ratio
100.87% screen-to-body ratio
93.08% screen-to-body ratio
Size | Depth
1.52 in / 38.5 mm w/o stand, 7.68 in / 195 mm w/ stand
1.54 in / 39 mm w/o stand, 6.81 in / 173 mm w/ stand
1.95 in / 49.5 mm w/o stand, 7.28 in / 185 mm w/ stand
Size | Height
13.5 in / 342.9 mm w/o stand, 14.62 in / 371.4 mm w/ stand
12.35 in / 313.7 mm w/o stand, 14.33 in / 364 mm w/ stand
13.86 in / 352.01 mm w/o stand, 15.16 in / 385.13 mm w/ stand
Size | Width
20.93 in / 531.7 mm
20.9 in / 530.8 mm
24.07 in / 611.34 mm
Weight
3.7 kg / 8 lbs w/o stand , 4.9 kg / 11 lbs w/ stand
4 kg / 9 lbs w/o stand , 6.1 kg / 13 lbs w/ stand
4.38 kg / 10 lbs w/o stand , 6.61 kg / 15 lbs w/ stand

Display

Aspect Ratio
16:10
16:10
16:9
Brightness
350 nits
350 nits
350 nits
Contrast Ratio
1000:1 (static), 10000000:1 (dynamic)
1000:1 (static)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits (6 bits + FRC), 16777216 colors
8 bits (6 bits + FRC), 16777216 colors
10 bits, 1073741824 colors
Display Diagonal
24" (24.07 in / 611.32 mm)
24" (24.06 in / 611 mm)
27" (26.96 in / 684.7 mm)
Display Type
IPS, Anti-glare/Matte
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
85% DCI-P3, 99% sRGB
99% sRGB
95% DCI-P3, 100% sRGB
Pixel Density
94 ppi
94 ppi
109 ppi
Pixel Pitch
0.27 mm
0.275 mm
0.233 mm
Refresh Rate
50 Hz ~ 60 Hz
60 Hz
56 Hz ~ 60 Hz
Resolution
WUXGA (1920x1200)
WUXGA (1920x1200)
QHD (2560x1440)
Response Time
5 ms (min)
5 ms (min) / 8 ms (avg)
5 ms (min) / 8 ms (avg)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

Licenses
BIS, BSMI, CB, CCC, CE, CECP, CEL, cTUVus, EAC, ENERGY STAR, FCC, GS Mark, ISO 9241-307, KC/KCC, NOM, PSB, SEPA, TCO Certified, TCO Certified Edge, TUV-S, VCCI, Vietnam MEPS, WEEE, Ukraine Energy label, WW application, UAE
ENERGY STAR, EPEAT Golf, TCO Certified, TUV Rheinland Low Blue Light Certified
ENERGY STAR, EPEAT Gold, TCO Certified Edge Display, RoHS, NFPA 99
Operating Humidity
20 % ~ 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
Video
4-sided Micro Edge Design, Low Blue Light
Easy Arrange, Flicker-free technology, Low Blue Light, Infinity Edge design, ComfortView Plus, Dell Display Manager
Low Blue Light, Dell ComfortView Plus, Flicker-free technology

Performance

Energy Efficiency
A+
E
Power Consumption
28 W (average) / 63 W (max) / 16.6 W (eco) / 0.23 W (sleep) / 0.17 W (off)
30 W (average) / 186 W (max)
20 W (average) / 74 W (max) / 16.11 W (eco) / 0.3 W (sleep) / 0.3 W (off)

Production

Accessory
DisplayPort cable, USB Type-A to Type-B cable
DisplayPort cable, USB Type-C to Type-A cable, USB Type-C to Type-C cable
DisplayPort cable, USB Type-C to Type-A cable, HDMI cable (U2722DX)
Debut
2020
2020
2021

Reviews

Neofiliac score
56%
56%
83%
Pros
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • High 92.12 % screen-to-body ratio
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • High 100.87 % screen-to-body ratio
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • High 93.08 % screen-to-body ratio
Cons
  • No publicized HDR support
  • 8-bit display panel
  • No publicized HDR support
  • 8-bit display panel
  • No publicized HDR support

Price

Offers (incl. referral links)
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