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Office printersENERGY STAR certified

Lexmark CS431dw

26 ppm color printer.

Speed

26

pages a minute

Color

Color

Laser / LED

Electricity a year

$2.30

17.7 kWh at 13¢/kWh

Duplex

Yes

automatic two-sided

At 26 pages a minute, the CS431dw is faster than 48 of the 305 office printers certified, and 246 are faster.

Its certified typical electricity use of 17.7 kWh a year is 17% above the median of 23 color office printers within 20% of its speed (15.1 kWh). Electricity is a small part of what a printer costs to run; toner or ink per page is usually the larger one.

Maker
Lexmark
Model
CS431dw
ENERGY STAR type
Printers
Marking technology
Laser / LED
Color
Color
Speed
26 pages a minute
Size format
Standard
Automatic duplex
Yes
Typical electricity use
17.7 kWh a year (TEC method)
Default delay to sleep
15 min
On the market since
Apr 2020
ENERGY STAR certified
6 Dec 2019

Certified under the same record

The maker lists these as the same machine or a variant of it: C2326, Same as tested model, sold in BSD Market, C3426dw, same as tested model, sold in Open Market.

Source: ENERGY STAR certified imaging equipment dataset, US EPA, record 2358967, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the CS431dw

Certified office printers from other makers, same color class, within 20% of its speed.

ModelTypeSpeedkWh / yrCertified
Ricoh P C200WColor, Laser / LED26 ppm15Jun 2021
Ricoh P C311WColor, Laser / LED26 ppm16Sep 2021
HP Color LaserJet Pro 3201dwColor, Laser / LED26 ppm14Jul 2023
Ricoh C125 PColor, Laser / LED26 ppm16Aug 2023
Canon Color imageCLASS LBP646CdwColor, Laser / LED26 ppm12Jul 2025
Canon Color imageCLASS LBP647CdwColor, Laser / LED26 ppm12Jul 2025

Lexmark

More Lexmark office printers

ModelTypeSpeedkWh / yrCertified
B3340dwMono, Laser / LED40 ppm23Oct 2019
C3224dwColor, Laser / LED24 ppm14May 2019
CS331dwColor, Laser / LED26 ppm15May 2019
CS531dwColor, Laser / LED35 ppm24Dec 2022
CS622deColor, Laser / LED40 ppm29Sep 2019
CS632dweColor, Laser / LED42 ppm27Dec 2022
CS720dteColor, Laser / LED40 ppm38Aug 2019
CS725dteColor, Laser / LED50 ppm44Aug 2019

All Lexmark office printers