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MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX Torque vs Milwaukee M18 FUEL 3/8" Compact Impact Wrench with

Updated August 2026 — MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX Torque wins on batteries and price, Milwaukee M18 FUEL 3/8" Compact Impact Wrench with wins on sales rank and size.

The Cordless Impact Wrench offers better value and performance for budget-conscious users, while the Milwaukee model excels in compact design and advanced features.

Why MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX Torque is better

Price

Cordless Impact Wrench is $38.99 compared to $164.70 for Milwaukee.

Torque

Cordless Impact Wrench has 550 N·m vs Milwaukee's 250 ft-lbs.

Included Accessories

Cordless Impact Wrench comes with 2 batteries and 25 accessories.

Why Milwaukee M18 FUEL 3/8" Compact Impact Wrench with is better

Compact Design

Milwaukee is 4.8 inches long for tight spaces.

Lighting

Milwaukee features tri-LEDs for better visibility.

Brand Reputation

Milwaukee has a better sales rank at 13,255.

Overall score

MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX Torque
85
Milwaukee M18 FUEL 3/8" Compact Impact Wrench with
75

Specifications

SpecMZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX TorqueMilwaukee M18 FUEL 3/8" Compact Impact Wrench with
Max Torque550 N·m250 ft-lbs
Speed Settings34
WeightNot specifiedNot specified
Battery IncludedYesNo
LED LightYesYes

Dimension comparison

MZG Cordless Impact Wrench, 21V 406 Ft-lbs MAX TorqueMilwaukee M18 FUEL 3/8" Compact Impact Wrench with

Price Comparison

When it comes to price, the Cordless Impact Wrench is significantly more affordable than the Milwaukee M18 FUEL Compact Impact Wrench. The Cordless Impact Wrench is priced at $38.99, while the Milwaukee tool retails for $164.70. This makes the Cordless Impact Wrench about 76% cheaper than its Milwaukee counterpart. For those on a budget or looking for a cost-effective solution for occasional use, the Cordless Impact Wrench provides excellent value without sacrificing essential features.

Torque and Performance

In terms of torque, the Cordless Impact Wrench outperforms the Milwaukee model, boasting a maximum breakaway torque of 550 N·m (406 ft-lbs), compared to the Milwaukee's 250 ft-lbs. This substantial difference in torque means that the Cordless Impact Wrench can handle more demanding tasks, such as removing stubborn bolts or car lug nuts more effectively. If you require a tool for heavy-duty applications, the Cordless Impact Wrench clearly offers better performance.

Battery and Accessories

The Cordless Impact Wrench comes with two 2.0Ah batteries and 25 accessories included in the package, which adds significant value. In contrast, the Milwaukee M18 FUEL Compact Impact Wrench is sold as a bare tool, meaning no charger or battery is included, which may require an additional investment. For users who want a complete package without extra purchases, the Cordless Impact Wrench is a more convenient choice.

Speed Settings and Control

The Cordless Impact Wrench features three variable speed settings (0–1500 / 2100 / 2600 RPM), allowing for precise control based on task difficulty. This flexibility is particularly useful for various applications, from tightening screws to removing bolts. The Milwaukee M18 FUEL, while compact, offers a 4-Mode DRIVE CONTROL that allows for different RPM and IPM levels, but does not provide the same range of speeds. Users who prioritize speed control for different applications may find the Cordless Impact Wrench more suitable for their needs.

Design and Usability

Design-wise, the Milwaukee M18 FUEL Compact Impact Wrench is noted for its compact size at 4.8 inches in length, making it easier to access tight spaces. It also features tri-LEDs that enhance visibility in low-light conditions, reducing shadows during use. While the Cordless Impact Wrench has its own built-in LED work light, its overall bulkier design may not be as convenient for tight spots. If working in confined areas is a priority, the Milwaukee model has a slight edge in usability.

Brand Reputation and Sales Rank

The Milwaukee M18 FUEL Compact Impact Wrench has a better sales rank, sitting at 13,255, compared to the Cordless Impact Wrench's rank of 52,682. This suggests that Milwaukee has established a more robust reputation and consumer trust in the power tool market, as evidenced by its popularity. However, the Cordless Impact Wrench still provides commendable performance and features, which may appeal to users looking for an affordable alternative.

Features and Functionality

The Cordless Impact Wrench includes features like automatic reverse stop and a responsive trigger design, which allows for precise control when applying pressure. The Milwaukee model, on the other hand, incorporates advanced features like AUTO SHUT-OFF control to prevent overtightening and Bolt Removal Control to decrease RPMs after loosening a bolt. While both tools provide valuable functionalities, the choice may depend on whether one prefers simplicity and affordability or advanced features and control.

Which should you buy?

Choosing between the Cordless Impact Wrench and the Milwaukee M18 FUEL Compact Impact Wrench ultimately depends on your specific needs and budget. If you are looking for an economical option with high torque and included accessories, the Cordless Impact Wrench is a fantastic choice at only $38.99. However, if you need a compact tool that excels in tight spaces and offers advanced control features, the Milwaukee model, despite its higher price of $164.70, may justify the investment. Each tool has its strengths, so aligning your choice with your intended use will lead to the best decision.