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Milwaukee 2880-20 M18 Fuel Brushless Lithium-Ion vs RhovixStar Brushless Angle Grinder Cordless, 3/

Updated July 2026 — Milwaukee 2880-20 M18 Fuel Brushless Lithium-Ion wins on price and weight, RhovixStar Brushless Angle Grinder Cordless, 3/ wins on rank and speed.

The Milwaukee 2880-20 offers superior performance and brand reputation, while the RhovixStar provides excellent value for budget-conscious buyers.

Why Milwaukee 2880-20 M18 Fuel Brushless Lithium-Ion is better

Brand Reputation

Milwaukee is a well-established brand known for quality.

Performance

Milwaukee features advanced safety and efficiency technologies.

Compatibility

Compatible with all M18 batteries, enhancing versatility.

Why RhovixStar Brushless Angle Grinder Cordless, 3/ is better

Price

RhovixStar is significantly cheaper at $65.99.

Included Accessories

RhovixStar comes with two batteries and a fast charger.

Adjustable Speed

RhovixStar offers four variable speeds for versatility.

Overall score

Milwaukee 2880-20 M18 Fuel Brushless Lithium-Ion
85
RhovixStar Brushless Angle Grinder Cordless, 3/
70

Specifications

SpecMilwaukee 2880-20 M18 Fuel Brushless Lithium-IonRhovixStar Brushless Angle Grinder Cordless, 3/
Motor TypeBrushlessBrushless
ProtectionKickbackOverload
Handle TypeAnti-VibrationAdjustable
RPM85009000
Batteries IncludedNoYes

Dimension comparison

Milwaukee 2880-20 M18 Fuel Brushless Lithium-IonRhovixStar Brushless Angle Grinder Cordless, 3/

Price Comparison

The Milwaukee 2880-20 is priced at $143.99, while the RhovixStar comes in at a significantly lower price of $65.99. This makes the RhovixStar about 54% cheaper than the Milwaukee model. For budget-conscious consumers, this price difference may make the RhovixStar an attractive option, especially considering it includes two 4.0Ah batteries and a fast charger in its kit. The Milwaukee model, on the other hand, is a tool-only option, which means users will need to invest in batteries separately if they don’t already have them. This cost difference can be a deciding factor for many buyers.

Performance and Power

In terms of performance, the Milwaukee 2880-20 features a brushless motor, which is known for its efficiency and longer life span. It is equipped with an electronic clutch for kickback protection and overload protection to maximize motor life. The RhovixStar also boasts a brushless motor, designed for stronger power and faster heat dissipation. It offers four adjustable speeds, reaching up to 9000 RPM, which can be beneficial for various tasks like cutting and polishing. While both products deliver solid performance, the adjustable speed feature of the RhovixStar gives it an edge in versatility for different applications.

Features and Functionality

The Milwaukee 2880-20 includes several features aimed at enhancing user safety and comfort, such as an anti-vibration side handle and compatibility with all M18 batteries. This makes it a versatile choice for those who already own Milwaukee tools. Conversely, the RhovixStar provides a comprehensive kit that includes two batteries, a fast charger, and multiple wheels for cutting, sanding, and grinding. This extensive package can be particularly appealing for users who are just starting and need a complete setup. The choice between these two products may hinge on whether users prioritize tool compatibility or an all-in-one kit.

Ergonomics and Usability

When it comes to ergonomics, both the Milwaukee 2880-20 and the RhovixStar are designed with user comfort in mind. The Milwaukee grinder features an anti-vibration side handle, which helps reduce fatigue during extended use, making it suitable for professional applications. Meanwhile, the RhovixStar emphasizes an adjustable handle design that accommodates both left-handed and right-handed users, enhancing its usability for a wider audience. The comfortable grip and reduced wrist fatigue are important for long-term projects, making both tools user-friendly in their own right.

Battery and Runtime

The Milwaukee 2880-20 does not include batteries, which can add to the overall cost for users who need to purchase them separately. However, it is compatible with all M18 batteries, which is a significant advantage for those already invested in the Milwaukee ecosystem. In contrast, the RhovixStar comes with two 4.0Ah batteries, providing a longer runtime and reducing the hassle of purchasing additional batteries. This feature is particularly beneficial for users working on extensive projects without the need to pause for battery changes.

Sales Rank and Popularity

The Milwaukee 2880-20 has a sales rank of 6936, indicating a solid presence in the market, while the RhovixStar has a sales rank of 47285, suggesting it is less popular among consumers. This difference in ranking may reflect the brand reputation and established customer base that Milwaukee has built over the years. For buyers, a lower sales rank might raise questions about the RhovixStar’s reliability and performance. However, it is also essential to consider that newer brands can offer competitive options that might suit specific needs.

Brand Reputation

Milwaukee is a well-established brand known for its high-quality power tools, and the Milwaukee 2880-20 reflects its commitment to durability and performance. This reputation can provide buyers with confidence in their purchase. In contrast, RhovixStar is a relatively newer name in the power tools sector, which may lead to skepticism among some consumers regarding its long-term reliability and performance. While RhovixStar offers competitive features at a lower price, the established trust in Milwaukee could sway some buyers to invest in the more expensive option.

Which should you buy?

Choosing between the Milwaukee 2880-20 and the RhovixStar largely depends on your specific needs and budget. If you prioritize brand reputation, durability, and performance, the Milwaukee 2880-20 is a solid choice, albeit at a higher price of $143.99. On the other hand, if you are looking for a more affordable option that offers good performance and includes essential accessories, the RhovixStar at $65.99 could be the better fit. Ultimately, assess your requirements, whether it’s for professional use or casual tasks, and consider the total cost of ownership when making your decision.