DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. vs Dong Cheng 20V MAX 7-1/4'' Brushless Cordless
Updated July 2026 — DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. wins on power and battery life, Dong Cheng 20V MAX 7-1/4'' Brushless Cordless wins on price and weight.
The DEWALT saw offers superior performance and features, making it the better choice for professionals, while the Dong Cheng is a budget-friendly option for casual users.
Why DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. is better
Power
DEWALT has a 1,700 MWO motor compared to Dong Cheng's 850W.
Speed
DEWALT operates at 5,500 RPM, faster than Dong Cheng's 5,000 RPM.
Cut Capacity
DEWALT offers a maximum cutting depth of 2-9/16 inches.
Why Dong Cheng 20V MAX 7-1/4'' Brushless Cordless is better
Price
Dong Cheng is priced at $96.59, significantly cheaper than DEWALT.
Weight
Dong Cheng is lighter at 3.8 kg, making it easier to handle.
Dust Collection
Dong Cheng includes a dust collection adaptor for cleaner work.
Overall score
Specifications
| Spec | DEWALT 20V MAX XR Brushless Cordless 7-1/4 in. | Dong Cheng 20V MAX 7-1/4'' Brushless Cordless |
|---|---|---|
| Motor Power | 1700 MWO | 850W |
| RPM | 5500 | 5000 |
| Cut Depth 90° | 2-9/16 in. | 65mm |
| Bevel Capacity | 57° | 45° |
| Battery | 20V | 20V 4.0Ah |
Dimension comparison
Overview of the DEWALT 20V MAX XR Brushless Cordless Circular Saw Kit
The DEWALT 20V MAX XR Brushless Cordless Circular Saw Kit is a powerful option for professionals and DIY enthusiasts alike. Priced at $369.03, it is designed with a brushless motor that provides up to 1,700 maximum watts out (MWO) and can deliver an impressive no-load speed of up to 5,500 RPM. This saw is well-suited for heavy-duty tasks, allowing users to make up to 368 cuts per charge. Its features include an electric brake for safety and a bevel capacity of 57°, making it versatile for various cutting applications.
Overview of the Dong Cheng 20V MAX Brushless Cordless Circular Saw Kit
In contrast, the Dong Cheng 20V MAX Brushless Cordless Circular Saw Kit is a budget-friendly alternative priced at $96.59, making it about 74% cheaper than the DEWALT option. It features an 850W brushless motor that operates at 5,000 RPM, giving it the ability to cut through hardwood, plywood, and other materials effectively. The saw includes a 7-1/4 inch blade and offers a maximum cutting depth of 65mm at 90°, making it ideal for standard lumber projects. Additionally, it comes with a dust collection adaptor, enhancing workplace cleanliness.
Performance Comparison
When considering performance, the DEWALT saw clearly stands out due to its higher power output and faster RPM. With its brushless motor capable of 1,700 MWO, it excels in demanding cutting tasks, while the Dong Cheng model's motor provides adequate performance for lighter jobs. The DEWALT's ability to make up to 368 cuts per charge surpasses the Dong Cheng's capabilities, allowing for longer work sessions without interruptions. However, the Dong Cheng still offers respectable performance for its price point, showcasing its suitability for everyday tasks and home projects.
Cutting Capacity and Versatility
The DEWALT saw offers a maximum cutting depth of 2-9/16 inches at 90° and 2 inches at 45°, allowing for a variety of cuts in different materials. Its bevel capacity of 57° with stops at 45° and 22.5° enhances its versatility, making it ideal for various applications. On the other hand, the Dong Cheng model provides a maximum cutting depth of 65mm at 90° and 45mm at 45°, which is sufficient for typical framing and renovation tasks. While both saws offer adjustable bevel capabilities, the DEWALT's deeper cutting capacity grants it an edge for more complex projects.
Design and Usability
The DEWALT Circular Saw is designed for ease of use on challenging job sites, featuring an ergonomic top handle and a blade orientation that enhances visibility during cuts. It also includes an electronic brake that stops the blade quickly, promoting safety. Conversely, the Dong Cheng saw is lightweight at 3.8 kg and includes a trigger lock switch to prevent accidental startups, making it safe for various environments. The integrated dust port is a significant advantage for maintaining a clean workspace, particularly in confined areas, which is a thoughtful design feature for users who prioritize cleanliness.
Battery Life and Efficiency
Battery performance is crucial for cordless tools, and the DEWALT Circular Saw excels with its efficient design, allowing up to 368 cuts per charge. This is a significant advantage for professionals who require reliability during extended use. In contrast, while the Dong Cheng model includes a 4.0Ah battery, specific details about its cut capacity are not provided. However, the DEWALT's overall performance and battery efficiency make it a more dependable choice for those undertaking larger projects or working in remote locations.
Price Comparison
The price difference between the two saws is substantial, with the DEWALT priced at $369.03 and the Dong Cheng at $96.59. This represents a difference of about $272.44, making the Dong Cheng approximately 74% cheaper than its counterpart. While this price point makes the Dong Cheng an attractive option for casual users or those on a budget, the DEWALT offers features and performance that may justify its higher cost for professionals who need a reliable, powerful tool for demanding tasks.
Which should you buy?
In conclusion, the choice between the DEWALT 20V MAX XR Brushless Cordless Circular Saw Kit and the Dong Cheng 20V MAX Brushless Cordless Circular Saw Kit ultimately depends on your needs and budget. If you're a professional or a serious DIYer looking for high performance, durability, and versatility in a saw, the DEWALT is worth the investment. However, if you are looking for a budget-friendly option that performs well for light to moderate tasks, the Dong Cheng offers good value for its price. Each saw has its strengths, so consider your specific projects and requirements before making a decision.

