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Rueqior Cordless Angle Grinder Compatible with Milwaukee vs Makita 9557NB 4-1/2" Angle Grinder

Updated July 2026 — full head-to-head comparison.

Overview of the Products

In this comparison, we look at two 4-1/2" angle grinders: the Cordless Angle Grinder compatible with Milwaukee 18V Battery by Rueqior and the Makita 9557NB Angle Grinder. The Rueqior model is priced at $45.97, making it about 45% cheaper than the Makita, which retails at $84.01. Both grinders offer unique features tailored for different user needs, making them suitable for various tasks.

Performance Comparison

The performance of the Cordless Angle Grinder is notable, featuring a brushless motor that delivers up to 10,000 RPM. This powerful motor enhances efficiency and reduces battery loss, making it ideal for cutting, grinding, and polishing. In contrast, the Makita 9557NB boasts a slightly higher RPM of 11,000, powered by a robust 7.5 AMP motor. This difference in RPM could be a deciding factor for those prioritizing maximum power output.

Design and Usability

When it comes to design, the Cordless Angle Grinder stands out for its lightweight construction, weighing only 3.6 lbs. This compact design contributes to reduced hand fatigue, especially during extended use. Additionally, its cordless feature allows for unrestricted movement, a significant advantage for users who often work in varied environments. Conversely, the Makita 9557NB weighs a bit more at 4.5 lbs but is designed with a compact barrel grip, making it comfortable to handle. The design of both tools facilitates ease of use, though the cordless nature of the Rueqior model provides added flexibility.

Build Quality and Durability

In terms of build quality, the Makita 9557NB offers a more robust construction with an all-ball bearing design and metal gear housing, which enhances its durability. It also includes protective features such as a zig-zag varnish that seals the motor from dust and debris, and labyrinth construction that safeguards the drive gear and bearings. While the Cordless Angle Grinder is designed for mobility and ease of use, it does not mention similar protective features, which could influence long-term durability.

Features and Accessories

The Cordless Angle Grinder comes as a bare tool, meaning it does not include a battery, which is an important consideration for users who may not already own compatible Milwaukee batteries. It does come with an auxiliary handle for better control during operation. On the other hand, the Makita 9557NB includes several accessories such as a grinding wheel, wheel guard, and lock nut wrench, enhancing its value. These included accessories can save users additional costs and make the Makita grinder ready for use straight out of the box.

Safety and User-Friendly Features

Safety features are crucial for power tools, and both grinders deliver in this aspect. The Cordless Angle Grinder includes a protective cover to prevent sparks and metal shavings from causing injury. It also features an adjustable handle that caters to both left and right-handed users, promoting a user-friendly experience. The Makita 9557NB, while not specifically mentioning a protective cover, includes an AC/DC switch for versatile power options and a spindle lock for easy wheel changes, ensuring safe operation and convenience.

Customer Feedback and Popularity

In terms of sales rank, the Cordless Angle Grinder is currently ranked 76,525 while the Makita 9557NB holds a slightly better position at 74,761. This suggests that while both products are popular, the Makita may have a slight edge in terms of customer preference. Feedback for both grinders often highlights their performance, but the build quality of the Makita is frequently noted as a significant advantage.

Which should you buy?

Choosing between the Cordless Angle Grinder and the Makita 9557NB ultimately depends on your specific needs and priorities. If you value portability and a lower price point, the Rueqior model at $45.97 is compelling, especially for users who already own compatible Milwaukee batteries. However, if you require a higher RPM and a more durable build with included accessories, the Makita 9557NB at $84.01 offers greater power and longevity. Consider your intended use, existing tools, and budget to make the best choice for your projects.