Compare Dell P3421W vs Lenovo ThinkVision P40w-20 vs Lenovo ThinkVsion S27e-20

2x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps), 1x USB 3.2 (Type-B; Gen 1; upstream), 1x DisplayPort 1.2, 1x HDMI 2.0, 2x USB 2.0 (Type-A; downstream), 1x USB 3.1 (Type-C; upstream; 65W; DP Alt Mode)

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 3.5 mm Audio Out, 1x HDMI 1.4, 1x D-sub

150 mm / 5.9055 in

130 mm / 5.1181 in

N/A

-4° ~ 4°

N/A

N/A

-30° ~ 30°

-45° ~ 45°

N/A

-5° ~ 21°

-5° ~ 22°

-5° ~ 22°

No

No

No

Black and Silver

Raven Black

Black

Curved monitor

Curved monitor

2x 5W

2x 9W

100 x 100 mm

100 x 100 mm

100 x 100 mm

89.68% screen-to-body ratio

89.28% screen-to-body ratio

9.35 in / 237.4 mm w/ stand

3.97 in / 100.8 mm w/o stand, 11 in / 279.4 mm w/ stand

1.7 in / 43.2 mm w/o stand, 7.19 in / 182.5 mm w/ stand

15.4 in / 391.1 mm w/ stand

16.88 in / 428.7 mm w/o stand, 20.13 in / 511.2 mm w/ stand

14.48 in / 367.7 mm w/o stand, 18.73 in / 475.8 mm w/ stand

32.11 in / 815.7 mm

37.31 in / 947.6 mm

24.11 in / 612.5 mm

6.7 kg / 15 lbs w/o stand

9.95 kg / 22 lbs w/o stand , 14.65 kg / 32 lbs w/ stand

3.6 kg / 8 lbs w/o stand , 4.6 kg / 10 lbs w/ stand

21:9

21:9

16:9

300 nits

300 nits

250 nits

1000:1 (static)

1000:1 (static), 3000000:1 (dynamic)

1000:1 (static), 3000000:1 (dynamic)

W-LED

W-LED

W-LED

10 bits, 1073741824 colors

10 bits, 1073741824 colors

10 bits (8 bits + FRC), 1073741824 colors

3800R

2500R

34" (34.14 in / 867.2 mm)

40" (39.71 in / 1008.59 mm)

27" (27 in / 685.891 mm)

IPS, Anti-glare/Matte (3H), LG Display

IPS, Anti-glare/Matte (3H)

IPS, Anti-glare/Matte

99% sRGB

98% DCI-P3, 99% sRGB

72% NTSC

109 ppi

140 ppi

81 ppi

0.233 mm

0.182 mm

0.311 mm

60 Hz

48 Hz ~ 75 Hz

60 Hz

UW-QHD (3440x1440)

5K2K WUHD (5120x2160)

FHD (1920x1080)

5 ms (min) / 8 ms (avg)

4 ms (min) / 6 ms (avg)

4 ms (min) / 6 ms (avg)

178° H / 178° V

178° H / 178° V

178° H / 178° V

Energy Star, EPEAT, RoHS, TCO Certified Displays, TUV Rheinland Flicker Free Certified, TUV Rheinland Low Blue Light Certified

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)

CCC, China Energy Efficiency Standard Tier 1, ENERGY STAR 8.0, EPEAT Silver, RoHS (EU 2002/95/EC), TCO 8.0, TCO Edge 2.0, TÜV Rheinland Eye Comfort, TÜV Rheinland Low Blue Light, Windows Certification

10 % ~ 80 %

10 % ~ 80 %

10 % ~ 80 %

0 °C ~ 40 °C , 32 °F ~ 104 °F

0 °C ~ 40 °C , 32 °F ~ 104 °F

0 °C ~ 45 °C , 32 °F ~ 113 °F

KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView, Flicker-free technology

Flicker-free technology, Natural Low Blue Light technology, Picture-in-Picture, True Split technology, Picture-by-Picture, 3-side NearEdgeless Design, eKVM switch

Low Blue Light, 3-side NearEdgeless Design, Flicker-free technology

32.75 W (average) / 126 W (max) / 0.3 W (sleep) / 0.3 W (off)

60 W (average) / 250 W (max) / 0.5 W (sleep) / 0.3 W (off)

18 W (average) / 24 W (max) / 0.5 W (sleep) / 0.3 W (off)

DisplayPort cable, HDMI cable, USB Type-A to Type-B cable, USB Type-C to Type-C cable

Thunderbolt 4 cabke (40 Gbps)

HDMI cable

2020

2021

2021