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Compare Lenovo ThinkVision P40w-20 vs Dell UltraSharp U4021QW vs UltraSharp U2422H

Connectivity

Ports
1x USB 3.2 (Type-C; Gen 1; upstream; 27W), 1x Ethernet RJ45 (Gigabit), 1x DisplayPort 1.4, 1x Thunderbolt 4.0 (Type-C; upstream; 100W; DP Alt Mode), 1x Thunderbolt 4.0, 1x HDMI 2.0, 4x USB 3.2 (Type-A; Gen 1; downstream), 1x 3.5 mm Audio Out (line-out ...
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
130 mm / 5.1181 in
120 mm / 4.7244 in
Adjustment | Pivot
N/A
N/A
-90° ~ 90°
Adjustment | Swivel
-45° ~ 45°
-30° ~ 30°
-45° ~ 45°
Adjustment | Tilt
-5° ~ 22°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
Colors
Raven Black
Black
Form Factor
Curved monitor
Curved monitor
Material
Anti-glare treatment of the front polarizer (3H) hard coating
Speakers
2x 9W
2x 9W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
89.68% screen-to-body ratio
Size | Depth
3.97 in / 100.8 mm w/o stand, 11 in / 279.4 mm w/ stand
9.76 in / 248 mm w/ stand
7.07 inch w/ stand
Size | Height
16.88 in / 428.7 mm w/o stand, 20.13 in / 511.2 mm w/ stand
18.02 in / 457.8 mm w/ stand
14.33 ~ 19.53 inch w/ stand
Size | Width
37.31 in / 947.6 mm
37.27 in / 946.6 mm
21.17 inch
Weight
9.95 kg / 22 lbs w/o stand , 14.65 kg / 32 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), 3000000:1 (dynamic)
1000:1 (static)
1000:1
Display Backlight
W-LED
W-LED
WLED edge-lit
Display Color Depth
10 bits, 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, 99% sRGB
98% DCI-P3, 100% sRGB
85% DCI-P3, 100% Rec 709, 100% sRGB
Pixel Density
140 ppi
92.5 ppi
Pixel Pitch
0.182 mm
0.2745 mm x 0.2745 mm
Refresh Rate
48 Hz ~ 75 Hz
60 Hz
60 Hz
Resolution
5K2K WUHD (5120x2160)
5K2K WUHD (5120x2160)
FHD, 1920x1080
Response Time
4 ms (min) / 6 ms (avg)
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
CCC, China Energy Efficiency Standard Tier 2, EnergyStar 8.0, EPEAT Silver, TCO Certified Displays 8.0, TCO Edge 2.0, TÜV Rheinland Eyesafe Display Certification, Windows Certification (Windows 10)
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
32-104 °F
Video
Flicker-free technology, Natural Low Blue Light technology, Picture-in-Picture, True Split technology, Picture-by-Picture, 3-side NearEdgeless Design, eKVM switch
KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView Plus, Flicker-free technology

Performance

Power Consumption
60 W (average) / 250 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
Thunderbolt 4 cabke (40 Gbps)
DisplayPort cable, HDMI cable, Thunderbolt 4 (USB-C) Active Cable, USB Type-A to Type-B cable
Debut
2021
2021
2021-03

Reviews

Neofiliac score
77%
77%
Pros
  • 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
  • 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
  • No publicized HDR support

Price

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