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DELL display, ENERGY STAR certified

DELL P3426WEB

34.1 in monitor display, model number P3426WEBt.

Screen size

34.1 in

Native resolution

3440 x 1440

Power in use

29.8 W

USB-C with power delivery

Yes

Of 1,489 certified monitor monitors and displays, 1,353 have a lower power in use than the P3426WEB (29.8 W).

Maker
DELL
Model
P3426WEB
Model number
P3426WEBt
Type
Monitor
Screen size
34.1 in
Native resolution
3440 x 1440
Panel
IPS LCD
Maximum brightness
350 cd/m²
USB-C with power delivery
Yes
Inputs
RJ45, Display, HDMI, USB
Power in use
29.8 W
Power in sleep
0.4 W
Power when off
0.23 W
ENERGY STAR Most Efficient
No
On the market since
Mar 2026
ENERGY STAR certified
3 Sep 2025

Certified under the same record

The maker lists these as the same machine or a variant of it: P3426WEV.

Source: ENERGY STAR certified monitors and displays dataset, US EPA, record 4498395, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the P3426WEB

Certified monitors and displays from other makers, same color class, within 20% of its speed.

ModelTypeScreen sizeNative resolutionPower in use
LG 34BL650-BMonitor34.1 in2560 x 108021.2 W
LG 34BN670-*Monitor34.1 in2560 x 108017.8 W
LG 34BN770-*Monitor34.1 in3440 x 144025.7 W
LG 34BN780-*Monitor34.1 in3440 x 144025.7 W
LG 34WP65G-*Monitor34.1 in2560 x 108020.7 W
LG 34WP500-*Monitor34.1 in2560 x 108020.6 W

DELL

More DELL monitors and displays

ModelTypeScreen sizeNative resolutionPower in use
C2723DEMonitor27 in2560 x 144020.5 W
C2724DEMonitor27 in2560 x 144020.5 W
C3424WEMonitor34 in3440 x 144028 W
E2020HMonitor19.5 in1600 x 9008.4 W
E2026HMonitor19.5 in1600 x 9009.81 W
E2225HMonitor21.5 in1920 x 108012.2 W
E2225HMoMonitor21.5 in1920 x 108010.1 W
E2225HMMonitor21.5 in1920 x 108010.1 W

All DELL monitors and displays