GEARWAVE Cordless Angle Grinder with Battery 2X vs Milwaukee Electric - M18 Fuel 4-1/2-6 Braking
Updated July 2026 — GEARWAVE Cordless Angle Grinder with Battery 2X wins on accessories and price, Milwaukee Electric - M18 Fuel 4-1/2-6 Braking wins on brand and sales rank.
The GEARWAVE Cordless Angle Grinder offers better value and versatility at a significantly lower price compared to the Milwaukee Electric M18 Fuel Grinder.
Why GEARWAVE Cordless Angle Grinder with Battery 2X is better
Price
GEARWAVE is approximately 70% cheaper.
Accessories
Includes two batteries and multiple discs.
Speed Control
Offers three adjustable speeds.
Why Milwaukee Electric - M18 Fuel 4-1/2-6 Braking is better
Brand Reputation
Milwaukee is a well-established brand.
Sales Rank
Milwaukee has a better sales rank.
Build Quality
Milwaukee is known for professional-grade tools.
Overall score
Specifications
| Spec | GEARWAVE Cordless Angle Grinder with Battery 2X | Milwaukee Electric - M18 Fuel 4-1/2-6 Braking |
|---|---|---|
| Max RPM | 10000 | N/A |
| Battery | 2x 5.0Ah | Tool-Only |
| Weight | N/A | N/A |
| Motor Type | Brushless | Brushless |
| Variable Speed | Yes | No |
Dimension comparison
Overview of GEARWAVE and Milwaukee Angle Grinders
In this comparison, we explore the GEARWAVE Cordless Angle Grinder and the Milwaukee Electric M18 Fuel Grinder. The GEARWAVE grinder is priced at $55.99, making it about 70% cheaper than the Milwaukee grinder, which costs $189.84. Both tools are designed for grinding, cutting, and polishing, but they cater to different needs and budgets.
Design and Build Quality
The GEARWAVE Cordless Angle Grinder features a universal size that accommodates 4-1/2 inch to 5 inch wheels. Its design includes an auxiliary handle for better control and a spindle lock for quick wheel changes. On the other hand, the Milwaukee grinder is marketed as a tool-only option and is designed with a paddle switch for easy operation. While both products are well-built, the GEARWAVE’s inclusion of accessories like a wheel guard and multiple discs enhances its value for DIY enthusiasts.
Motor Performance
The GEARWAVE grinder is powered by a brushless motor that operates at a maximum speed of 10,000 RPM. This motor is designed for longevity and efficiency, eliminating the need for regular carbon brush replacements. In contrast, the Milwaukee grinder also utilizes a brushless motor, but specific performance metrics such as RPM are not provided. The higher RPM of the GEARWAVE may give it an edge for tasks requiring faster speeds, providing versatility for various applications.
Battery and Power Source
The GEARWAVE Cordless Angle Grinder comes with two 5.0Ah 21V lithium-ion batteries, providing extended runtime for continuous use. This makes it suitable for both indoor and outdoor projects. Conversely, the Milwaukee grinder is a tool-only model, which means you need to purchase batteries separately. This difference means that GEARWAVE users can start working right out of the box, while Milwaukee users may face additional costs and setup time.
Speed and Versatility
The GEARWAVE grinder offers three adjustable speeds ranging from 5,000 to 10,000 RPM, making it adaptable for various applications like metal grinding, cutting, and rust removal. The Milwaukee grinder, while powerful, does not specify variable speed options, which could limit its versatility. The ability to adjust speed can be crucial for users needing to switch between different materials and tasks, giving the GEARWAVE a clear advantage.
Price Comparison
The GEARWAVE is priced at $55.99, while the Milwaukee grinder costs $189.84. This price difference of about $133.85 highlights the substantial cost-effectiveness of the GEARWAVE, which is approximately 70% cheaper. For budget-conscious buyers or hobbyists, the GEARWAVE presents a more appealing option without sacrificing essential features.
Sales Ranking and Popularity
In terms of sales rank, the GEARWAVE is currently positioned at 49,124, while the Milwaukee grinder holds a better rank at 26,257. This suggests that the Milwaukee model may be more popular among buyers, which could be attributed to brand loyalty or perceived quality in professional settings. However, the GEARWAVE's lower price point may attract a different segment of the market focused on affordability.
User Experience and Accessories
The GEARWAVE grinder kit includes a comprehensive set of accessories, such as two batteries, a charger, and six different grinding wheels, enhancing the overall user experience. In contrast, the Milwaukee grinder is sold as a standalone tool without these extras, which may lead to higher overall costs for consumers needing a complete setup. For those looking for an all-in-one solution, the GEARWAVE clearly offers more value.
Which should you buy?
Choosing between the GEARWAVE and Milwaukee grinders ultimately depends on your specific needs and budget. If you're looking for a cost-effective, versatile tool that comes with additional accessories, the GEARWAVE Cordless Angle Grinder is an excellent choice at $55.99. Its brushless motor and adjustable speeds make it suitable for a wide range of applications. However, if you are a professional seeking a well-established brand and are willing to invest more, the Milwaukee Electric M18 Fuel Grinder may be worth the extra cost.

