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.
| Model | Type | Speed | kWh / yr | Certified |
|---|---|---|---|---|
| Ricoh P C200W | Color, Laser / LED | 26 ppm | 15 | Jun 2021 |
| Ricoh P C311W | Color, Laser / LED | 26 ppm | 16 | Sep 2021 |
| HP Color LaserJet Pro 3201dw | Color, Laser / LED | 26 ppm | 14 | Jul 2023 |
| Ricoh C125 P | Color, Laser / LED | 26 ppm | 16 | Aug 2023 |
| Canon Color imageCLASS LBP646Cdw | Color, Laser / LED | 26 ppm | 12 | Jul 2025 |
| Canon Color imageCLASS LBP647Cdw | Color, Laser / LED | 26 ppm | 12 | Jul 2025 |
Lexmark
More Lexmark office printers
| Model | Type | Speed | kWh / yr | Certified |
|---|---|---|---|---|
| B3340dw | Mono, Laser / LED | 40 ppm | 23 | Oct 2019 |
| C3224dw | Color, Laser / LED | 24 ppm | 14 | May 2019 |
| CS331dw | Color, Laser / LED | 26 ppm | 15 | May 2019 |
| CS531dw | Color, Laser / LED | 35 ppm | 24 | Dec 2022 |
| CS622de | Color, Laser / LED | 40 ppm | 29 | Sep 2019 |
| CS632dwe | Color, Laser / LED | 42 ppm | 27 | Dec 2022 |
| CS720dte | Color, Laser / LED | 40 ppm | 38 | Aug 2019 |
| CS725dte | Color, Laser / LED | 50 ppm | 44 | Aug 2019 |