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Compare Dell UltraSharp U4919DW vs Lenovo ThinkVision P40w-20 vs Dell UltraSharp U4021QW

Connectivity

Ports
2x USB 3.0 upstream + 5x USB 3.0 downstream + 1x USB-C (DP 1.4) + 1x DisplayPort 1.4 + 2x HDMI 2.0 + 1x Headphone
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 ...

Construction

Adjustment | Height
130 mm / 5.1181 in
120 mm / 4.7244 in
Adjustment | Pivot
N/A
N/A
Adjustment | Swivel
-170° ~ 170°
-45° ~ 45°
-30° ~ 30°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 22°
-5° ~ 21°
Camera
No
No
Colors
Raven Black
Black
Form Factor
Curved professional monitor
Curved monitor
Curved monitor
Speakers
2x 9W
2x 9W
VESA Mount
100x100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
89.68% screen-to-body ratio
Size | Depth
4.3 inch w/o stand
3.97 in / 100.8 mm w/o stand, 11 in / 279.4 mm w/ stand
9.76 in / 248 mm w/ stand
Size | Height
14.6 inch w/o stand
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
Size | Width
47.8 inch
37.31 in / 947.6 mm
37.27 in / 946.6 mm
Weight
29.1 lbs
9.95 kg / 22 lbs w/o stand , 14.65 kg / 32 lbs w/ stand
9.5 kg / 21 lbs w/ stand

Display

Aspect Ratio
32:9
21:9
21:9
Brightness
350 nits
300 nits
300 nits
Contrast Ratio
1000:1
1000:1 (static), 3000000:1 (dynamic)
1000:1 (static)
Display Backlight
W-LED
W-LED
Display Color Depth
1.07 billion (10-bit)
10 bits, 1073741824 colors
10 bits, 1073741824 colors
Display Curvature
3800R
2500R
2500R
Display Diagonal
49 inch
40" (39.71 in / 1008.59 mm)
40"
Display Type
IPS
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
99% sRGB
98% DCI-P3, 99% sRGB
98% DCI-P3, 100% sRGB
Pixel Density
109 ppi
140 ppi
Pixel Pitch
0.234 mm
0.182 mm
Refresh Rate
60 Hz
48 Hz ~ 75 Hz
60 Hz
Resolution
5120x1440
5K2K WUHD (5120x2160)
5K2K WUHD (5120x2160)
Response Time
5 ms gray to gray in Fast mode, 8 ms gray to gray in Normal mode
4 ms (min) / 6 ms (avg)
5 ms (min) / 8 ms (avg)
Viewing Angle
178 degree
178° H / 178° V
178° H / 178° V

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° to 40°C
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 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 (typical) / 230 W (max)
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)
Power Supply
90W Power Delivery via USB-C

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
2019
2021
2021

Reviews

Neofiliac score
77%
77%
Pros
  • Bright, high-contrast IPS panel
  • Bright, contrast-rich panel
  • Wide viewing angles
  • 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
  • Mediocre color accuracy
  • No publicized HDR support
  • No publicized HDR support

Price

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