Makita 9557NB 4-1/2" Angle Grinder vs Milwaukee 2888-20 18V Cordless 4.5"/5" Grinder
Updated July 2026 — Makita 9557NB 4-1/2" Angle Grinder wins on accessories and price, Milwaukee 2888-20 18V Cordless 4.5"/5" Grinder wins on speed settings and safety.
The Makita 9557NB offers superior power and value, while the Milwaukee 2888-20 provides cordless convenience and advanced safety features.
Why Makita 9557NB 4-1/2" Angle Grinder is better
Price
Makita is significantly cheaper at $84.01.
Power
Makita has a higher RPM at 11,000.
Included Accessories
Makita includes essential accessories in the package.
Why Milwaukee 2888-20 18V Cordless 4.5"/5" Grinder is better
Cordless
Milwaukee is a cordless model, enhancing portability.
Variable Speed
Milwaukee offers five speed settings for versatility.
Safety Features
Milwaukee has a brake that stops the wheel quickly.
Overall score
Specifications
| Spec | Makita 9557NB 4-1/2" Angle Grinder | Milwaukee 2888-20 18V Cordless 4.5"/5" Grinder |
|---|---|---|
| Motor Power | 7.5 AMP | 18V |
| Max RPM | 11,000 | 8,500 |
| Weight | 4.5 lbs | 5.5 lbs |
| Speed Settings | N/A | 5 |
| Brake | No | Yes |
Dimension comparison
Overview of the Products
In this comparison, we will look at the Makita 9557NB 4-1/2" Angle Grinder and the Milwaukee 2888-20 18V Cordless Grinder. The Makita is priced at $84.01, while the Milwaukee is significantly more expensive at $141.08, making it about 67% pricier. Both products are designed for grinding tasks but cater to different user needs and preferences.
Power and Performance
The Makita 9557NB offers a powerful 7.5 AMP motor that delivers an impressive 11,000 RPM, providing high output power for demanding tasks. In contrast, the Milwaukee 2888-20 has a maximum speed of 8,500 RPM, which is adequate for most jobs but lower than its competitor. The significant difference in RPM makes the Makita a more suitable choice for those who need a faster grinding speed for heavy-duty applications.
Design and Build Quality
Both grinders feature robust designs, but their construction reflects different philosophies. The Makita 9557NB has a compact design that weighs only 4.5 lbs, making it easy to handle during extended use. It also includes protective varnish to seal the armature from dust and debris, enhancing the tool's longevity. The Milwaukee 2888-20, while cordless and therefore more portable, focuses on user comfort with variable speed settings. However, its slightly heavier weight may be less convenient for some users.
Versatility and User Experience
The Makita 9557NB is built for versatility, featuring an AC/DC switch that allows it to be used with alternative power sources. This is particularly beneficial for users who may need to switch between power sources in different settings. On the other hand, the Milwaukee 2888-20 includes a variable speed feature with five speed settings, ranging from 3,500 RPM to 8,500 RPM. This adaptability can be advantageous for users who require different speeds for various applications, although it means sacrificing some maximum speed compared to the Makita.
Safety Features
Safety is always a concern when operating power tools. The Makita 9557NB includes a lock-on/off feature, which enhances user safety during prolonged use. In contrast, the Milwaukee 2888-20 is equipped with a brake that can stop the wheel in two seconds or less, significantly improving safety by minimizing the risk of accidental injuries. Each grinder has distinct safety enhancements, making them suitable for different user preferences in terms of safety features.
Accessories and Included Items
When purchasing the Makita 9557NB, users receive essential accessories like a 4-1/2" grinding wheel, wheel guard, lock nut, and a side handle. This comprehensive inclusion adds value to the purchase. Conversely, the Milwaukee 2888-20 is sold as a tool-only option, meaning that users may need to invest in additional accessories separately, which could increase overall costs. The Makita, therefore, offers a more complete package right out of the box.
Price Comparison
The pricing differences between the two grinders are significant. The Makita 9557NB retails for $84.01, while the Milwaukee 2888-20 is priced at $141.08, making it about $57.07 more expensive. This price difference could influence buyers who are on a budget or those who are looking for a reliable tool without breaking the bank. The Makita's lower price does not compromise on performance, making it an attractive option for many users.
Brand Reputation and Sales Rank
Brand reputation plays an important role in consumer choice. The Makita 9557NB has a sales rank of 74,761, while the Milwaukee 2888-20 boasts a better rank of 11,053, indicating higher popularity among consumers. This difference in sales rank suggests that the Milwaukee may be perceived as a more desirable option, possibly due to its advanced features and brand loyalty. However, the Makita remains a trusted choice for those prioritizing cost-effectiveness.
Which should you buy?
Choosing between the Makita 9557NB and the Milwaukee 2888-20 ultimately depends on your specific needs and budget. If you are looking for a powerful, cost-effective grinder that performs well for various tasks, the Makita 9557NB is an excellent choice at $84.01. However, if you prefer a cordless option with variable speed settings and enhanced safety features, the Milwaukee 2888-20 is a solid investment, albeit at a higher price of $141.08. Consider what features matter most to you to make the best decision.

