AOBEN Cordless Angle Grinder 4-1/ vs Milwaukee Electric - M18 Fuel. 4-1/2 / 5 Variable
Updated July 2026 — AOBEN Cordless Angle Grinder 4-1/ wins on speed and power, Milwaukee Electric - M18 Fuel. 4-1/2 / 5 Variable wins on rank and price.
The AOBEN Cordless Angle Grinder offers great value for budget-conscious users, while the Milwaukee Electric M18 Fuel Grinder excels in advanced features and safety.
Why AOBEN Cordless Angle Grinder 4-1/ is better
Price
AOBEN is significantly cheaper at $79.99.
Battery
Includes two 4.0Ah batteries for extended runtime.
Speed
Higher maximum speed of 9,500 RPM.
Why Milwaukee Electric - M18 Fuel. 4-1/2 / 5 Variable is better
Braking
Features a quick braking system for enhanced safety.
Variable Speed
Offers five speed settings for better control.
Brand Reputation
Milwaukee is a well-established brand known for quality.
Overall score
Specifications
| Spec | AOBEN Cordless Angle Grinder 4-1/ | Milwaukee Electric - M18 Fuel. 4-1/2 / 5 Variable |
|---|---|---|
| Motor Type | Brushless | Brushed |
| Speed Settings | 3 | 5 |
| Guard Adjustment | Manual | Tool-Free |
| Safety Features | Wheel Guards | Braking System |
| User Comfort | Good | Excellent |
Dimension comparison
Overview of AOBEN Cordless Angle Grinder
The AOBEN Cordless Angle Grinder is priced at $79.99, making it a budget-friendly option for those in need of a versatile power tool. It features a brushless motor that enhances its longevity and efficiency compared to traditional motors. With a sales rank of 15,649, it is gaining traction among users looking for an affordable yet powerful angle grinder. This model is equipped with a range of features, including three adjustable speed settings, allowing users to operate it at a maximum of 9,500 RPM for various applications.
The grinder is powered by two 4.0Ah lithium-ion batteries, providing ample runtime for both indoor and outdoor tasks without the constraints of a power cord. The inclusion of two protective wheel guards and an ergonomic design adds to its user-friendliness, making it a solid choice for metal cutting, grinding, and polishing.
Overview of Milwaukee Electric M18 Fuel Grinder
The Milwaukee Electric M18 Fuel Grinder is significantly more expensive, priced at $162.06. This model offers variable speed settings ranging from 3,500 RPM to 8,500 RPM, allowing for precise control during operation. With a sales rank of 61,359, it may not be as popular as the AOBEN but still holds a place in the market for serious tool users. The Milwaukee grinder features a braking system that stops most wheels in less than two seconds, significantly enhancing safety during use.
Designed for minimal user fatigue, it includes a slide switch for easier operation and tool-free adjustments for guards and accessories. This grinder is geared towards professionals requiring high performance and versatility in demanding environments.
Power and Performance
When it comes to power and performance, the AOBEN grinder's brushless motor stands out for its efficiency and longer lifespan. It operates at a maximum speed of 9,500 RPM, making it suitable for a wider variety of tasks compared to Milwaukee's upper limit of 8,500 RPM. However, Milwaukee's variable speed feature allows for five different settings, giving users the flexibility to adjust according to their needs.
The AOBEN grinder's two 4.0Ah batteries provide a significant advantage in runtime, particularly for those who prefer cordless tools. On the other hand, Milwaukee's advanced braking system enhances safety, stopping the wheel quickly and making it a safer choice for high-intensity tasks. Overall, both tools deliver solid performance, but their designs cater to slightly different user priorities.
User Experience and Comfort
The user experience with the AOBEN grinder is enhanced by its compact design and included accessories. The two battery packs and various wheel guards allow for a comprehensive kit right out of the box. This model's auxiliary handle provides better control and comfort during operation, which is crucial for extended use.
In contrast, the Milwaukee grinder focuses on reducing user fatigue with its slide switch design and tool-free adjustments, making it easier to change out accessories and guards quickly. The overall experience might be more streamlined for professionals who frequently adjust their tools mid-job. Both tools have their unique advantages, but the choice will depend on whether comfort or quick adjustments are more critical for the buyer.
Safety Features
Safety is paramount in power tools, and both grinders prioritize user protection in different ways. The AOBEN Cordless Angle Grinder comes with two protective wheel guards, minimizing the risk of flying debris while cutting or grinding. This is essential for users working in environments where safety is a top concern.
Milwaukee takes safety a step further with its braking system, which stops the wheel quickly, reducing the chance of accidents. This feature is particularly beneficial in professional settings where time and safety are crucial. While both grinders provide safety features, Milwaukee's advanced braking technology could be seen as a significant advantage in high-stakes situations.
Price Comparison
The AOBEN Cordless Angle Grinder is priced at $79.99, making it about 51% cheaper than the Milwaukee Electric M18 Fuel Grinder, which retails for $162.06. This considerable price gap can be a deciding factor for budget-conscious consumers or those who need a reliable tool without breaking the bank.
However, Milwaukee's higher price point is justified by its advanced features, such as the braking system and variable speed settings. Buyers need to weigh the importance of these features against the budget constraints when making a decision.
Brand Reputation and Support
AOBEN, with a sales rank of 15,649, is establishing itself as a reliable player in the power tools market, particularly for budget-friendly options. The brand offers good customer support with its products, including a comprehensive kit that comes with the grinder.
Milwaukee is a well-established name in the power tool industry, known for its innovation and quality. While its sales rank is higher at 61,359, it remains a trusted choice among professionals who often prioritize brand reputation and reliability over cost. Both brands have their merits, but Milwaukee's longstanding history may appeal more to those seeking professional-grade tools.
Which should you buy?
Ultimately, the choice between the AOBEN Cordless Angle Grinder and the Milwaukee Electric M18 Fuel Grinder boils down to your specific needs and budget. If you are looking for a cost-effective, versatile tool for general tasks like metal cutting and grinding, the AOBEN grinder is an excellent choice at $79.99. Its brushless motor and extended battery life make it suitable for both indoor and outdoor use.
On the other hand, if you require a high-performance tool with advanced features like variable speed control and a quick braking system, the Milwaukee grinder could be worth the investment at $162.06. It is particularly suited for professional environments where safety and efficiency are paramount. Consider your priorities, and choose the grinder that aligns best with your requirements.

