Compare HP Z40c G3 vs Dell UltraSharp U4021QW vs UltraSharp U2422H

Connectivity

Ports
1x HDMI 2.0, 1x DisplayPort 1.4, 1x Thunderbolt 3.2 (Type-C; upstream; 100W; DP Alt Mode), 1x 3.5 mm Audio Out, 1x Thunderbolt 3.2 (Type-C; upstream; 100W; DP Alt Mode), 4x USB 3.2 (Type-A; Gen 1; downstream), 1x Ethernet RJ45
1x USB 3.2 (Type-C; downstream; 15W), 1x Ethernet RJ45 (Gigabit), 1x DisplayPort 1.4, 1x 3.5 mm Audio Out (line-out for speakers), 1x Thunderbolt 3.0 (Type-C; upstream; 90W; DP Alt Mode), 2x HDMI 2.0, 4x USB 3.2 (Type-A; Gen 1; downstream), 1x USB 3.2 ...
1x USB-C 3.2 Gen2 upstream + 3x USB 3.2 Gen2 downstream (1x PD) + 1x USB-C 3.2 Gen2 downstream + 1x HDMI 1.4 + 2x DisplayPort 1.4 (1 in, 1 out) + 1x Audio line-out

Construction

Adjustment | Height
150 mm / 5.9055 in
120 mm / 4.7244 in
Adjustment | Pivot
N/A
N/A
-90° ~ 90°
Adjustment | Swivel
-30° ~ 30°
-30° ~ 30°
-45° ~ 45°
Adjustment | Tilt
-5° ~ 10°
-5° ~ 21°
-5° ~ 21°
Camera
Yes
No
Colors
Black and Silver
Black
Form Factor
Curved monitor
Curved monitor
Material
Anti-glare treatment of the front polarizer (3H) hard coating
Speakers
2x 5W
2x 9W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
86.01% screen-to-body ratio
Size | Depth
5.59 in / 142 mm w/o stand, 11.5 in / 292 mm w/ stand
9.76 in / 248 mm w/ stand
7.07 inch w/ stand
Size | Height
17.6 in / 447.1 mm w/o stand, 19.49 in / 495 mm w/ stand
18.02 in / 457.8 mm w/ stand
14.33 ~ 19.53 inch w/ stand
Size | Width
37.3 in / 947.4 mm
37.27 in / 946.6 mm
21.17 inch
Weight
12.07 kg / 27 lbs w/o stand , 14.3 kg / 31 lbs w/ stand
9.5 kg / 21 lbs w/ stand
7.75 lbs w/ stand

Display

Aspect Ratio
21:9
21:9
16:9
Brightness
300 nits
300 nits
250 nits
Contrast Ratio
1000:1 (static), 10000000:1 (dynamic)
1000:1 (static)
1000:1
Display Backlight
W-LED
W-LED
WLED edge-lit
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
10 bits, 1073741824 colors
16.7M colors (8-bit)
Display Curvature
2500R
2500R
Display Diagonal
40" (39.71 in / 1008.59 mm)
40"
24 inch
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
IPS, matte
Gamut
98% DCI-P3, 100% sRGB
98% DCI-P3, 100% sRGB
85% DCI-P3, 100% Rec 709, 100% sRGB
Pixel Density
140 ppi
92.5 ppi
Pixel Pitch
0.181 mm
0.2745 mm x 0.2745 mm
Refresh Rate
29 Hz ~ 71 Hz
60 Hz
60 Hz
Resolution
5K2K WUHD (5120x2160)
5K2K WUHD (5120x2160)
FHD, 1920x1080
Response Time
14 ms (min)
5 ms (min) / 8 ms (avg)
5ms (Fast Mode) / 8ms (Normal Mode)
Viewing Angle
178° H / 178° V
178° H / 178° V
178(V) / 178(H)

Function

Licenses
BIS, BSMI, CB, CCC, CE, EAC, ENERGY STAR, FCC, GS, Kcc, NOM, PSB, TCO Certified, TUV/S, VCCI, WEEE, cTUVus
Operating Humidity
20 % ~ 80 %
10 % ~ 80 %
Operating Temperature
5 °C ~ 35 °C , 41 °F ~ 95 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
32-104 °F
Video
HP Device Bridge 2.0, HP Display Center, HP Eye Ease, OSD control, Low Blue Light, HP Display Manager, 3-sided micro-edge design, Picture-by-Picture, Flicker-free technology
KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView Plus, Flicker-free technology

Performance

Power Consumption
72 W (average) / 310 W (max) / 0.5 W (sleep) / 0.3 W (off)
51.5 W (average) / 240 W (max) / 0.5 W (sleep)
11.6 W
Power Supply
15 W Via USB-C downstream

Production

Accessory
DisplayPort cable, HDMI cable, Thunderbolt 4 (USB-C) Active Cable, USB Type-A to Type-B cable
Debut
2022
2021
2021-03

Reviews

Neofiliac score
95%
77%
Pros
  • Beautifully built
  • Built-in camera
  • Ultra-wide form factor
  • 2500R curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
  • 2x Thunderbolt 3
  • Ultra-wide form factor
  • 2500 curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
Cons
  • No publicized HDR support

Price

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