Office printersENERGY STAR certified
Lexmark MS631dw
50 ppm mono printer.
Speed
50
pages a minute
Color
Mono
Laser / LED
Electricity a year
$3.92
30.2 kWh at 13¢/kWh
Duplex
Yes
automatic two-sided
At 50 pages a minute, the MS631dw is faster than 174 of the 305 office printers certified, and 114 are faster.
Its certified typical electricity use of 30.2 kWh a year is 9% above the median of 69 monochrome office printers within 20% of its speed (27.6 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
- MS631dw
- ENERGY STAR type
- Printers
- Marking technology
- Laser / LED
- Color
- Monochrome
- Speed
- 50 pages a minute
- Size format
- Standard
- Automatic duplex
- Yes
- Typical electricity use
- 30.2 kWh a year (TEC method)
- Default delay to sleep
- 15 min
- On the market since
- Apr 2023
- ENERGY STAR certified
- 21 Oct 2022
Source: ENERGY STAR certified imaging equipment dataset, US EPA, record 2470722, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the MS631dw
Certified office printers from other makers, same color class, within 20% of its speed.
| Model | Type | Speed | kWh / yr | Certified |
|---|---|---|---|---|
| Konica Minolta bizhub 4702P | Mono, Laser / LED | 50 ppm | 22 | Dec 2017 |
| Source Technologies ST9820 | Mono, Laser / LED | 50 ppm | 32 | Sep 2019 |
| Konica Minolta bizhub 4700i | Mono, Laser / LED | 50 ppm | 31 | Mar 2020 |
| Brother HL-L6210DWT | Mono, Laser / LED | 50 ppm | 30 | Dec 2021 |
| Xerox B410 | Mono, Laser / LED | 50 ppm | 31 | Apr 2023 |
| Konica Minolta bizhub 4701i | Mono, Laser / LED | 50 ppm | 31 | Aug 2023 |
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 |
| CS431dw | Color, Laser / LED | 26 ppm | 18 | Dec 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 |