Compare Dell P3421W vs HP E34m G4 vs HP Z24m G3

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 (Type-C; 5 Gbps upstream; 65W; DP Alt Mode), 1x Ethernet RJ45, 1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 1x HDMI 2.0, 4x USB (Type-A; 5 Gbps downstream), 1x USB (Type-B; upstream)

1x USB 3.2 (Type-C; Gen 1; upstream; 100W; DP Alt Mode), 1x Ethernet RJ45, 1x DisplayPort 1.4 (out), 1x DisplayPort 1.4 (in), 1x HDMI 2.0, 4x USB 3.2 (Type-A; Gen 1; 5 Gbps downstream), 1x USB 3.2 (Type-B; upstream)

150 mm / 5.9055 in

150 mm / 5.9055 in

150 mm / 5.9055 in

-4° ~ 4°

N/A

-90° ~ 90°

-30° ~ 30°

-30° ~ 30°

-45° ~ 45°

-5° ~ 21°

-5° ~ 20°

-5° ~ 20°

No

Yes

Yes

Black and Silver

Black and Silver

Black and Silver

Curved monitor

Curved monitor

2x 5W

2x 5W

2x 5W

100 x 100 mm

100 x 100 mm

100 x 100 mm

84.8% screen-to-body ratio

9.35 in / 237.4 mm w/ stand

4.3 in / 109.1 mm w/o stand

5.55 in / 141 mm w/ stand

15.4 in / 391.1 mm w/ stand

15.28 in / 388.1 mm w/o stand

15.24 in / 387 mm w/ stand

32.11 in / 815.7 mm

31.82 in / 808.3 mm

24.61 in / 625 mm

6.7 kg / 15 lbs w/o stand

12 kg / 26 lbs w/ stand

5.7 kg / 13 lbs w/ stand

21:9

21:9

16:9

300 nits

400 nits

400 nits

1000:1 (static)

3000:1 (static)

1000:1 (static), 10000000:1 (dynamic)

W-LED

W-LED

W-LED

10 bits, 1073741824 colors

8 bits, 16777216 colors

10 bits (8 bits + FRC), 1073741824 colors

3800R

1500R

34" (34.14 in / 867.2 mm)

34" (34 in / 863.6 mm)

24" (23.8 in / 604.478 mm)

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

VA, Anti-glare/Matte

IPS, Anti-glare/Matte (3H)

99% sRGB

99% sRGB

90% DCI-P3, 99% sRGB

109 ppi

109 ppi

123 ppi

0.233 mm

0.232 mm

0.21 mm

60 Hz

48 Hz ~ 75 Hz

50 Hz ~ 90 Hz

UW-QHD (3440x1440)

UW-QHD (3440x1440)

QHD (2560x1440)

5 ms (min) / 8 ms (avg)

5 ms (min)

5 ms (min)

178° H / 178° V

178° H / 178° V

178° H / 178° V

DisplayHDR 400

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

BIS, BSMI, CB, CCC, CE, CECP, CEL, CEL Grade 1, cTUVus, EAC, ENERGY STAR, E-standby, EPEAT, FCC, ISO 9241-307, KC/KCC, NOM, PSB, RCM, SEPA, TCO Certifed, TCO Certifed Edge, TUV-S, TÜV Low Blue Light Hardware Solution certified, VCCI, Vietnam MEPS, WEEE...

Australian-New Zealand MEPS, BIS, BSMI, CB, CCC, CE, CECP, CEL, cTUVus, EAC, ENERGY STAR, EPEAT, FCC, GS Mark, ISO 9241-307, KC/KCC, NOM, PSB, SEPA, TCO Certified, TCO Certified Edge, TÜV Low Blue Light Hardware Solution certifed, TUV-S, VCCI, WEEE, Uk...

10 % ~ 80 %

20 % ~ 80 %

20 % ~ 80 %

0 °C ~ 40 °C , 32 °F ~ 104 °F

5 °C ~ 35 °C , 41 °F ~ 95 °F

5 °C ~ 35 °C , 41 °F ~ 95 °F

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

HP Display Center, HP Display Manager, Low Blue Light, HP Eye Ease, 3-sided micro-edge design, Flicker-free technology

HP Display Manager, HP Eye Ease, Low Blue Light, Flicker-free technology, 4-sided Micro Edge Design, HP Display Center

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

65 W (average) / 185 W (max) / 0.5 W (sleep)

38 W (average) / 170 W (max) / 0.5 W (sleep) / 0.5 W (off)

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

USB Type-C to Type-C cable

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

2020

2022

2022