
Lexmark MX431adw
Score: 85/100
Kyocera ECOSYS MA4000wfx
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 Kyocera ECOSYS MA4000wfx is a versatile monochrome all-in-one laser MFP offering 42 ppm printing, scanning, copying and faxing with robust wireless and Ethernet options. Its base paper capacity and memory constraints can be a drawback in very high-volume settings. Best suited for medium to large offices that prioritize multifunction capability and speed.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 1,200 dpibest | |
42 ppmbest | 42 ppmbest | |
— | 80,000 pagesbest | |
| ↓ lower better | — | 11.4 Wbest |
— | 600 dpibest | |
96 ipmbest | 40 ipm | |
350 sheetsbest | 350 sheetsbest | |
1 yearsbest | 1 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Scan Performance(1) | ||
Scan Speed (ipm) | 96 ipm | 40 ipm |
Print Performance(1) | ||
Memory (MB) | 512 MB | 2048 MB |
Physical Specs(4) | ||
Width (mm) | 411.48 mm | 474.98 mm |
Depth (mm) | 365.76 mm | 411.48 mm |
Height (mm) | 337.82 mm | 436.88 mm |
Weight (kg) | 14.06 kg | 19.05 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 reviewers emphasize the MA4000wfx's efficiency for busy offices, citing its rapid warm-up, powerful 1 GHz processor, and 1200 dpi resolution as key factors that keep document workflows smooth and produce sharp monochrome output. The inclusion of a color touch screen and robust mobile printing options are also highlighted as strong points for contemporary work environments.
Although direct user reviews are not available, the specifications suggest that everyday users appreciate the printer's speed, reliability, and mobile printing flexibility, while expressing concerns about limited paper capacity and the lack of color printing.