Finding the best black and white laser printer that combines fax, copier, scanner, and printing functions into one device can be a game-changer for any office or small team. These all-in-one machines streamline multiple tasks, saving space and improving workflow efficiency. Below is a summary table featuring five top-rated all-in-one monochrome laser printers that balance speed, connectivity, and reliability.
| Product | Brand | Print Speed (Pages Per Minute) | Connectivity | Best For |
|---|---|---|---|---|
| HP LaserJet Pro MFP 3101fdw | HP | Up to 35 ppm | Wireless, Wi-Fi | Small Teams (up to 7 people) |
| HP LaserJet Pro MFP 4101fdw | HP | Up to 42 ppm | Wireless, Wi-Fi | Small Teams (up to 10 people) |
| Brother MFC-L2820DW | Brother | Up to 36 ppm | Dual-band Wireless, Ethernet, USB | Small Offices |
| HP LaserJet MFP M235sdw | HP | Up to 28 ppm | Dual-band Wi-Fi | Small Teams (1-5 people) |
| Canon imageCLASS MF236n | Canon | Up to 24 ppm | USB | Basic Office Use |
HP LaserJet Pro MFP 3101fdw Wireless Black & White All-in-One

The HP LaserJet Pro MFP 3101fdw is designed to meet the needs of small teams with comprehensive functionality in one compact device. It performs printing, scanning, copying, and faxing efficiently with auto 2-sided printing and an auto document feeder that accelerates multi-page jobs. The device boasts fast print speeds of up to 35 black-and-white pages per minute for greater productivity. Equipped with intelligent Wi-Fi, it optimizes connectivity to maintain consistent online status for printing. This model is ideal for teams of up to 7 people, balancing speed and high-quality document output for professional office use.
HP LaserJet Pro MFP 4101fdw Fast Wireless All-in-One Printer

The HP LaserJet Pro MFP 4101fdw is perfect for slightly larger small teams, supporting up to 10 users. This all-in-one machine handles print, scan, copy, and fax with professional-quality black and white output. A standout feature is its blazing-fast print speed of up to 42 pages per minute single-sided, combined with auto two-sided printing and an auto document feeder for quick multi-page processing. Its advanced Wi-Fi intelligently maintains the best possible connection, reducing downtime. This model is optimized for busy office environments requiring high-volume, reliable monochrome printing solutions.
Brother MFC-L2820DW Wireless Compact Monochrome All-in-One

The Brother MFC-L2820DW offers a compact footprint, making it a space-efficient choice for small offices. It supports all-in-one functionality with laser print, copy, scan, and fax in black and white. The printer achieves speeds up to 36 pages per minute and scan speeds up to 23.6 images per minute for black and white documents. Its 50-page auto document feeder aids in handling multi-page tasks easily. Additionally, versatile connectivity options include dual-band wireless (2.4GHz/5GHz), Ethernet, and USB interfaces, ensuring flexible integration into various network environments.
HP LaserJet MFP M235sdw All-in-One Wireless Printer

The HP LaserJet MFP M235sdw fits smaller office environments or individual users, supporting up to 5 people. It provides reliable black and white printing, copying, and scanning with enhanced duplex printing performance, delivering up to 28 ppm and the fastest in-class two-sided printing. Wireless dual-band Wi-Fi ensures self-resetting connectivity to minimize interruptions, making it ideal for those who prioritize ease of use and reliable network performance in a compact device.
Canon imageCLASS MF236n All-in-One Laser Printer

The Canon imageCLASS MF236n combines all essential office functions with a solid build for basic black and white document needs. It supports printing, scanning, copying, and faxing with a scanner resolution up to 600 x 600 dpi and print speeds reaching 24 ppm. The printer holds up to 250 sheets of paper, suitable for light to moderate office workloads. Though it focuses on wired USB connection, this all-in-one is dependable for fundamental monochrome document management in offices that do not require wireless features.
Buying Guide for Black and White Laser Printer, Fax, Copier, Scanner All-in-One
Choosing the best all-in-one black and white laser printer depends on several important factors:
- Print Speed and Volume: Consider your typical printing demands. Devices with speeds above 35 ppm suit medium to large teams, while those below 30 ppm are better for individual or small team use.
- Connectivity Options: Wireless (Wi-Fi) connectivity offers flexibility, especially dual-band Wi-Fi for stable connections. Ethernet or USB may be preferred in certain network setups or restricted environments.
- Multi-Function Features: Most models include printing, scanning, copying, and faxing, but check for auto duplex (two-sided printing) and auto document feeders to improve efficiency on multi-page tasks.
- Duty Cycle and Paper Capacity: Look for enough monthly duty cycles that align with your office workload to avoid frequent maintenance. Paper tray capacity impacts how often you must refill the printer.
- Size and Footprint: Consider space limitations. Compact models can save desk space but may have smaller capacities or slower speeds.
- Brand Reliability and Support: Established brands like HP, Brother, and Canon offer solid support and proven reliability, reducing downtime and maintenance concerns.
By evaluating these factors relative to your office size, daily print needs, and connectivity preferences, you can select the optimal black and white laser all-in-one printer that will improve office productivity while streamlining document management tasks.