Brother MFC-L3720CDW Review

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Brother MFC-L3720CDW is a wireless integrated digital color printer with multiple functions such as printing, copying, scanning, and faxing. It can quickly create vivid full-color output and clear black-and-white documents, combining multifunctional paper processing with flexible printing options and time-saving performance. Through fast and reliable operation, as well as a large number of high-quality features and functions, it can meet the requirements of your small office. Please continue reading if you want to learn more about the Brother MFC-L3720CDW printer.

About Brother MFC-L3720CDW Printer


Brother MFC-L3720CDW adopts a simple and fashionable exterior design, with exquisite lines outlining its elegant contours. The classic black-and-white color scheme is suitable for both traditional office environments and modern office spaces. The Brother MFC-L3720CDW printer has the following external dimensions: height: 15.8 inches (40.13 cm), width: 17.5 inches (44.45 cm), depth: 16.1 inches (40.90 cm). It is of a typical size and will not take up excessive space. Every detail has been carefully polished, from the button layout and indicator light design to the humanized arrangement of the paper inlet and outlet. This attention to detail not only enhances the overall quality of the printer but also makes users feel thoughtful and convenient during use. At the same time, its stable structure and high-quality material selection make this printer particularly durable and able to withstand the test of time.

Brother MFC-L3720CDW


The Brother MFC-L3720CDW printer has multifunctionality, such as printing, copying, scanning, and fax functions. Firstly, MFC-L3720CDW has powerful printing capabilities. It adopts advanced printing technology to ensure high-quality output effects. Meanwhile, the printer supports multiple paper sizes and types, making printing more flexible and diverse. Secondly, Brother MFC-L3720CDW also integrates copying and scanning functions. The copying operation is simple and fast; just press one button to complete it. The scanning function can convert paper documents into electronic format, making archiving, transmission, and editing convenient. Users can easily send scanned copies to the desired electronic device by connecting to a computer or other smart device. In addition, MFC-L3720CDW also has a fax function. MFC-L3720CDW supports sending and receiving faxes, providing users with more communication options. In short, this printer can meet the diverse needs of users and become a powerful assistant in the office field.

Print Quality And Speed

The Brother MFC-L3720CDW printer has won the favor of many users for its excellent printing quality and efficient output speed. The maximum resolution of this printer is 2400 x 600 dpi, and it can quickly create vivid full-color output and clear black-and-white documents. Brother MFC-L3720CDW has a printing speed of up to 19 pages per minute (ppm) and a scanning speed of up to 29/22 images per minute (ipm) (black/color). It has a high-speed printing engine that can quickly output a large number of documents in a short period. Whether single-page or continuous printing, it can maintain a stable output speed, effectively improving office efficiency. Meanwhile, the Brother MFC-L3720CDW printer has a 250-page paper box, which can help minimize paper replenishment frequency and adjust according to letter or legal size. The automatic document feeder with up to 50 pages can help save time on multi-page copying, scanning, and faxing and improve work efficiency.

Flexible Connection Options

Brother MFC-L3720CDW printer meets different printing needs of users with its diverse connection options. Multiple users and devices can access built-in dual-band wireless (2.4GHz/5GHz) and Wi-Fi Direct easily connect to a printer or connect locally to a single computer via a USB 2.0 interface. At the same time, users can also connect to the cloud through this printer. This printer has an easy-to-use 3.5-inch color touch screen for easy control. We connect you to popular cloud-based applications for dynamic scanning and printing. And users can remotely print files stored in the cloud, breaking through geographical limitations. It is worth noting that this printer does not support Ethernet connections. However, its diverse connection methods can still meet the office needs of most users. Wireless connections, USB connections, mobile printing, and cloud printing provide users with flexible printing solutions, enabling printers to perform excellently in different scenarios.

Advanced Security Features

Advanced security features can establish secure connections with devices and networks and protect sensitive information during printing. From secure network connectivity, access control and encrypted printed content to secure boot functionality, these security features build an unbreakable security barrier. Brother MFC-L3720CDW printer provides users with comprehensive data protection, ensuring the security of devices and network connections.

Reliability And Durability

Brother MFC-L3720CDW uses high-quality materials and has undergone strict quality testing to ensure its stable operation under various workloads and environments. The precision components of the printer have been carefully designed and manufactured. It has high durability and reliability and can withstand long-term, high-intensity use. Meanwhile, Brother MFC-L3720CDW adopts advanced printing technology to ensure efficient printing processes and stable results. The printer can maintain excellent performance, whether it is printing a large number of files continuously or occasionally printing in small quantities.

Frequently Asked Questions About Brother MFC-L3720CDW Printer

What Kinds of Toner Cartridges Match with Brother MFC-L3720CDW Printer?

Brother MFC-L3720CDW wireless integrated digital color printer is compatible with two TN229 series toner cartridge sizes. One is standard yield Brother TN229, and the other is high yield Brother TN229XL. The TN229 black toner cartridge can print 1,500 pages with a coverage rate of 5%, while the TN229 color toner cartridge (cyan, magenta, and yellow) can print 1,200 pages. The high-page production version of the TN229XL black toner cartridge can print 3,000 pages with a 5% coverage, while the TN229XL color toner cartridge (cyan, magenta, and yellow) can print 2,300 pages. The standard TN229 toner cartridge provides standard printing capacity and is suitable for general daily printing needs. The high-capacity Brother TN229XL toner cartridge provides higher printing volume, reducing the frequency of toner cartridge replacement and making it suitable for users with larger printing volumes. These toner cartridges are designed specifically for Brother MFC-L3720CDW printers, providing clear printing effects and a stable printing experience.

True Image offers affordable compatible TN229 series ink cartridges. All of our toner cartridges have undergone rigorous testing. We guarantee you can purchase original Brother ink cartridges of the same quality at a lower price. If you are still hesitant about how to choose the TN229 series toner cartridge that matches your printer, True Image compatible TN229 and TN229XL are your good choices.

Note: Do not confuse Brother TN-227 toner with Brother TN-229 toner. They are compatible with different printers. TN227 is called as Brother HL-L3270CDW toner, Brother HL-L3210CW toner, Brother HL-L3230CDW toner, Brother HL- L3230CDN toner, Brother HL-L3290CDW toner, Brother MFC-L3710CW toner, and Brother MFC L3770CDW toner.

Compared To Other Related Printers

As mentioned above, the Brother MFC-L3720CDW printer is compatible with both Brother TN229 and TN229XL toner cartridges. So, This blog will compare the Brother HL-L8245CDW, Brother MFC-L3780CDW, and Brother MFC-L8395CDW printers that are compatible with the TN229 series so that everyone can have a more comprehensive understanding of this printer.For specific information, please see the table:

Brother HL-L8245CDW

Brother MFC-L3720CDW

Brother MFC-L3780CDW

Brother MFC-L8395CDW








Print, Copy, Scan, Fax

Print, Copy, Scan, Fax

Print, Copy, Scan, Fax

Maximum Printing Speed (black/color)

31 ppm / 31 ppm

19 ppm / 19 ppm

31 ppm / 31 ppm

31 ppm / 31 ppm

Print Resolution

2400 x 600 dpi class

2400 x 600 dpi class

2400 x 600 dpi class

2400 x 600 dpi class

Duplex Capabilities



Print, Copy, Scan,Fax

Print, Copy, Scan,Fax

Standard Tray Capacity

280 / (530) sheets

250 sheets

280 / (530) sheets

280 / (530) sheets

Automatic Document Feed (ADF)


50 pages

50 pages

50 pages

Liquid Crystal Display

2.7” Color touchscreen

3.5” Color touchscreen

3.5” Color touchscreen

3.5" Color touchscreen

Standard Interfaces

Wi-Fi, Gigabit Ethernet, USB

Wi-Fi, USB

Wi-Fi, Gigabit Ethernet, USB

Wi-Fi, Gigabit Ethernet, USB

Unit Weight (lbs)





Unit Size

17.6″ W x 15.7″ D x 10.8″ H

17.5″ W x 16.1″ D x 15.8″ H

18.2″ W x 16.1″ D x 15.8″ H

18.2″ W x 16.1″ D x 15.8″ H

Yield of In-Box Toner (black/color)


3,000 / 1,400 pages

1,000 / 1,000 pages

2,300 / 1,200 pages

3,000 / 1,400 pages

Replacement Toner (black/color)

TN229, TN229XL, TN229XXL

TN229, TN229XL

TN229, TN229XL, TN229XXL

TN229, TN229XL, TN229XXL


The above table shows that Brother MFC-L3720CDW is slightly inferior to the other three printers in terms of printing speed, double-sided functionality, and connectivity. At the same time, the compatible toner cartridge will also have one less ultra-high capacity TN229XXL toner cartridge than other printers. However, Brother MFC-L3720CDW provides users with extremely high cost-effectiveness due to its lightweight weight and excellent performance.

Advantages And Disadvantages Of Brother MFC-L3720CDW


1. Lightweight weight and excellent performance provide users with extremely high cost-effectiveness.

2. With multiple functions such as printing, copying, scanning, and faxing, it can meet your small office's fast and reliable operation needs at any time.

3. High resolution, fast printing, and scanning speed can provide excellent printing quality and improve efficiency.

4. Flexible connection options support Wi-Fi, USB, cloud connectivity, and mobile printing, making printing easy anytime, anywhere.

5. Advanced security features protect user privacy and allow users to print with peace of mind.

6. Has excellent durability and reliability. High-quality components and materials ensure the stable operation of the printer during long-term use.


1. Duplex capability only has a printing function, which is not very user-friendly for individual users.

2. It does not support an Ethernet connection; it only supports Wi-Fi and USB interfaces.

3. This printer is only compatible with TN229 series standard production TN229 and high production TN229XL toner cartridges and is not compatible with ultra-high capacity TN229XXL toner cartridges.

4. Compared to other printer models, paper capacity is limited and may require frequent replenishment of many printing tasks.


In summary, Brother MFC-L3720CDW is a multifunctional, cost-effective, high-quality printer that is an ideal office partner for many businesses and users. Brother MFC-L3720CDW performs excellently in terms of portability and performance compared to other printer models. Although other printers may have advantages in printing speed, double-sided functionality, and connectivity, the MFC-L3720CDW offers users a high-cost performance ratio with its lightweight weight and excellent performance. MFC-L3720CDW is undoubtedly the ideal choice for office environments requiring frequent movement or limited space.


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