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Dong Cheng 20V MAX 7-1/4'' Brushless Cordless vs Milwaukee M18 FUEL 7-1/

Updated July 2026 — Dong Cheng 20V MAX 7-1/4'' Brushless Cordless wins on sales rank, Milwaukee M18 FUEL 7-1/ wins on rpm and price.

The Milwaukee M18 FUEL offers superior performance and features for professionals, while the Dong Cheng is a budget-friendly option for DIY enthusiasts.

Why Dong Cheng 20V MAX 7-1/4'' Brushless Cordless is better

Price

Dong Cheng is significantly cheaper at $96.59.

Weight

Dong Cheng is lighter at 3.8kg.

Dust Collection

Dong Cheng has an integrated dust port.

Why Milwaukee M18 FUEL 7-1/ is better

Motor Power

Milwaukee has a more powerful motor at 6000 RPM.

Cut Capacity

Milwaukee can cut 2-5/8 inches in one pass.

Battery Life

Milwaukee can make up to 750 cuts per charge.

Overall score

Dong Cheng 20V MAX 7-1/4'' Brushless Cordless
75
Milwaukee M18 FUEL 7-1/
88

Specifications

SpecDong Cheng 20V MAX 7-1/4'' Brushless CordlessMilwaukee M18 FUEL 7-1/
Motor TypeBrushlessBrushless
Bevel Capability0-45 DegreesPositive Detents
Dust PortYesNo
Trigger LockYesNo
ErgonomicsLightweightCompact

Dimension comparison

Dong Cheng 20V MAX 7-1/4'' Brushless CordlessMilwaukee M18 FUEL 7-1/

Overview of the Dong Cheng 20V MAX and Milwaukee M18 FUEL Circular Saws

The Dong Cheng 20V MAX 7-1/4'' Brushless Cordless Circular Saw Kit is priced at $96.59, making it about 55% cheaper than the Milwaukee M18 FUEL 7-1/4 Inch Circular Saw, which costs $214.99. While both saws are designed for high-performance cutting, they cater to different segments of users, from DIY enthusiasts to professional contractors.

The Dong Cheng saw features an 850W motor and operates at 5000 RPM, providing sufficient power for a variety of materials like hardwood and plywood. In contrast, the Milwaukee saw boasts a POWERSTATE Brushless Motor that delivers 6000 RPM, ensuring it can handle more demanding tasks, particularly in professional settings.

Cutting Performance

When it comes to cutting performance, the Milwaukee M18 FUEL stands out, particularly in its ability to complete more demanding applications. With a cut capacity of 2-5/8 inches, it can cut through three times the material in one pass, which is crucial for professional carpenters and contractors.

On the other hand, the Dong Cheng saw has a maximum cutting depth of 65mm at 90 degrees, allowing it to effectively handle 2x4 lumber. While its cutting capacity is slightly lower than that of the Milwaukee saw, it is still adequate for most home projects and renovations, making it suitable for serious DIYers.

Motor Technology

The motor technology in both saws is a key differentiator. The Dong Cheng features an 850W brushless motor, designed for efficiency and reliability, making it effective for smaller jobs and home use. This saw is particularly friendly for less experienced users due to its manageable power output.

Conversely, the Milwaukee M18 FUEL utilizes a POWERSTATE Brushless Motor that not only delivers higher RPM but also maintains speed under load. This is a significant advantage for professional users who require consistent performance, especially when working with tougher materials on-site.

Battery and Runtime

In terms of battery efficiency, the Milwaukee saw has a notable advantage. It can complete up to 750 cuts per charge when paired with the M18 REDLITHIUM FORGE HD12.0 battery, making it an excellent choice for extended work sessions. This high-capacity battery ensures that professionals can rely on the tool throughout the day without frequent recharges.

The Dong Cheng saw comes with a 20V 4.0Ah Li-ion battery, which provides a good balance of power and weight for casual use. However, the runtime may not match the Milwaukee's, making it less ideal for full-day professional applications where efficiency is paramount.

Design and Usability

The design and usability of both saws are tailored to their target audiences. The Dong Cheng saw is lightweight at 3.8kg, which enhances portability and ease of use, especially for DIYers who may not have extensive experience with power tools. Its integrated dust port is also a thoughtful addition for cleaner workspaces.

In contrast, the Milwaukee M18 FUEL is designed for heavy-duty use, featuring an ergonomic and compact design that suits all-day work. It includes positive bevel detents and depth adjustments to enhance productivity, making it a practical choice for professionals who need to switch tasks frequently and efficiently.

Safety Features

Safety is an essential aspect of power tools, and both circular saws offer features that enhance user safety. The Dong Cheng saw includes a trigger lock switch to prevent accidental startups, which is crucial for users working in high-risk environments like construction sites.

The Milwaukee M18 FUEL goes a step further with additional safety features such as an electric blade brake, which stops the blade quickly when the trigger is released. This can significantly reduce the risk of accidents, providing peace of mind for professional users who are often in fast-paced, demanding settings.

Price and Value

There is a substantial price difference between the two models, with the Dong Cheng saw retailing at $96.59 and the Milwaukee saw at $214.99. This means the Milwaukee is about 55% more expensive. For the average consumer or beginner DIYer, the Dong Cheng offers exceptional value without compromising on essential features.

However, for professionals who require more robust performance and durability, the investment in the Milwaukee saw may be justified. Its advanced motor technology and battery efficiency can lead to greater productivity on the job site, offsetting the higher initial cost over time.

Which should you buy?

Ultimately, the choice between the Dong Cheng 20V MAX and the Milwaukee M18 FUEL depends on your specific needs and budget. If you are a DIY enthusiast or a casual user looking for an affordable, reliable circular saw for home projects, the Dong Cheng is a fantastic option at $96.59. However, if you are a professional contractor seeking a high-performance tool capable of handling demanding tasks with efficiency and durability, the Milwaukee M18 FUEL, despite its higher price of $214.99, may be the better investment.