
Lexmark MX431adw
Score: 85/100
Brother DCP-L2640DW
Score: 83/100Rankings

The Lexmark MX431adw is a monochrome multifunction laser printer delivering 42 ppm output and rapid 96 ipm duplex scanning, aimed at small workgroups. It lacks color printing and has a sizable footprint, which may be a concern for very tight spaces. Ideal for teams needing fast black-and-white printing and high-speed scanning with solid build quality.

The Brother DCP-L2640DW is a high-speed monochrome laser multifunction printer with fast 36 ppm output, automatic duplex, and robust dual-band Wi-Fi plus Ethernet connectivity. It is limited to black-and-white printing and lacks a touchscreen, which may deter users needing color or a more modern UI. Ideal for small offices that prioritize speed and network flexibility.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 1,200 dpibest | |
42 ppmbest | 36 ppm | |
— | 2,500 pagesbest | |
| ↓ lower better | — | 43 Wbest |
96 ipmbest | 23.6 ipm | |
350 sheetsbest | 250 sheets | |
1 yearsbest | 1 yearsbest | |
512 MBbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
General(1) | ||
Recommended Monthly Volume (pages) | 800-8000 pages | 2500 pages |
Scan Performance(1) | ||
Scan Speed (ipm) | 96 ipm | 23.6 ipm |
Print Performance(1) | ||
Print Speed (Black & White) (ppm) | 42 ppm | 36 ppm |
Physical Specs(5) | ||
Input Tray Capacity (sheets) | 350 sheets | 250 sheets |
Width (mm) | 411.48 mm | 409 mm |
Depth (mm) | 365.76 mm | 399 mm |
Height (mm) | 337.82 mm | 317.5 mm |
Weight (kg) | 14.06 kg | 11.3 kg |


Products in the top-left offer the best value (high score, low price).

Professional sources describe the MX431adw as a lightweight, fast, and reliable MFP that boosts productivity in small workgroups. They commend its 42 ppm output, 96 ipm duplex scan speed, solid steel chassis, lifetime fuser, and robust security features, noting that the device delivers enterprise-grade performance in a compact package.
Although direct user reviews are scarce, the available retailer descriptions suggest everyday users value the printer's easy setup, wireless capabilities, and the long-lasting high-yield toner. The consensus points to a positive reception for its speed, reliability, and convenience in shared office environments.

Professional sources from Brother and major retailers portray the DCP-L2640DW as a high-performance, productivity-oriented device for small offices, highlighting its fast 36 ppm speed, automatic duplex, robust connectivity options, and security features that suit shared work environments.
The Brother DCP-L2640DW is a compact monochrome laser multifunction printer offering fast 36 ppm printing, automatic duplex, and a 50-sheet automatic document feeder. The consensus highlights satisfaction with media versatility and straightforward operation, while no major complaints have surfaced in the available data.