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Compare Dell UP2720Q vs Lenovo ThinkVision P40w-20 vs Dell UltraSharp U4021QW

Connectivity

Ports
2x USB 3.2 (Gen 2; downstream), 2x USB 3.2 (Gen 2; downstream; DP1.4), 1x DisplayPort 1.4 (HDCP 2.2), 1x Thunderbolt 3.0 (upstream; DP1.4), 1x Thunderbolt 3.0 (downstream; DP1.4), 2x HDMI 2.0 (HDCP 2.2), 1x USB 3.2 (Gen 1; downstream), 1x 3.5 mm Audio ...
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
130 mm / 5.1181 in
120 mm / 4.7244 in
Adjustment | Pivot
-90° ~ 90°
N/A
N/A
Adjustment | Swivel
-45° ~ 45°
-45° ~ 45°
-30° ~ 30°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 22°
-5° ~ 21°
Camera
No
No
No
Colors
Black
Raven Black
Black
Form Factor
Curved monitor
Curved monitor
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
8.35 in / 212 mm w/ 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
17.06 in / 433.4 mm w/ 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
24.09 in / 611.9 mm
37.31 in / 947.6 mm
37.27 in / 946.6 mm
Weight
5.55 kg / 12 lbs w/o stand , 9.71 kg / 21 lbs w/ stand
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
16:9
21:9
21:9
Brightness
250 nits
300 nits
300 nits
Contrast Ratio
1300:1 (static)
1000:1 (static), 3000000:1 (dynamic)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits, 1073741824 colors
10 bits, 1073741824 colors
10 bits, 1073741824 colors
Display Curvature
2500R
2500R
Display Diagonal
27" (26.96 in / 684.7 mm)
40" (39.71 in / 1008.59 mm)
40"
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
100% Adobe RGB, 98% DCI-P3, 100% sRGB, 80% Rec.2020
98% DCI-P3, 99% sRGB
98% DCI-P3, 100% sRGB
Pixel Density
163 ppi
140 ppi
Pixel Pitch
0.155 mm
0.182 mm
Refresh Rate
60 Hz
48 Hz ~ 75 Hz
60 Hz
Resolution
4K (3840x2160)
5K2K WUHD (5120x2160)
5K2K WUHD (5120x2160)
Response Time
6 ms (min) / 8 ms (avg)
4 ms (min) / 6 ms (avg)
5 ms (min) / 8 ms (avg)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
HDR
Licenses
TCO Certified Display, RoHS Compliant, BFR/PVC Free (Halogen-free) (excluding external cables), Arsenic-free glass and mercury-free for the panel only
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
Video
HDCP 2.2 (High-bandwidth Digital Content Protection), PremierColor technology, CalMAN Ready, MST capable monitor (daisy chain), Flicker-free technology, Dell Display Manager Compatibility, Zero flash technology, PremierColor Monitor, Color Calibration ...
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
44 W (average) / 230 W (max) / 0.5 W (sleep)
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)

Production

Accessory
Stand Riser, Stand Base, Monitor Hood, Thunderbolt 3 (USB Type-C) cable, HDMI cable, DP cable (DP to DP), USB Type-C to USB Type-A cable
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%
77%
Pros
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1300:1 contrast ratio
  • 10-bit display panel
  • 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
  • Display panel not very bright
  • No publicized HDR support
  • No publicized HDR support

Price

Offers (incl. referral links)
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