OUBA Cordless Angle Grinder Compatible for Dewalt 20V vs Makita 9557PB 4-1/2" Paddle Switch Angle Grinder
Updated July 2026 — OUBA Cordless Angle Grinder Compatible for Dewalt 20V wins on rank and motor, Makita 9557PB 4-1/2" Paddle Switch Angle Grinder wins on speed and price.
The Cordless Angle Grinder offers great value and convenience, while the Makita 9557PB excels in power and performance.
Why OUBA Cordless Angle Grinder Compatible for Dewalt 20V is better
Price
Cordless Angle Grinder is $29.01 cheaper.
Battery
Includes a 4.0Ah battery and fast charger.
Weight
Lighter design for easier handling.
Why Makita 9557PB 4-1/2" Paddle Switch Angle Grinder is better
Power
Makita has a 7.5 AMP motor with 11,000 RPM.
Durability
Labyrinth construction protects against contamination.
Accessories
Comes with a complete tool kit for immediate use.
Overall score
Specifications
| Spec | OUBA Cordless Angle Grinder Compatible for Dewalt 20V | Makita 9557PB 4-1/2" Paddle Switch Angle Grinder |
|---|---|---|
| Power | Brushless | 7.5 AMP |
| RPM | 9500 | 11000 |
| Speed Settings | 3 | 1 |
| Warranty | N/A | 1 year |
| Handle Type | 2-position | Paddle switch |
Dimension comparison
Overview
In the world of angle grinders, two standout options are the Cordless Angle Grinder Compatible for Dewalt 20V Max Battery and the Makita 9557PB Paddle Switch Angle Grinder. The former is priced at $69.99, while the latter costs $99.00, making the Cordless Angle Grinder about 30% cheaper. Both products offer unique features catering to different user needs, and understanding these differences is key for potential buyers.
Power and Performance
When it comes to power and performance, the Makita 9557PB boasts a 7.5 AMP motor that delivers a no-load speed of 11,000 RPM. This high output is ideal for heavy professional grinding applications. On the other hand, the Cordless Angle Grinder features a brushless motor that reaches up to 9,500 RPM, which is suitable for a range of tasks including grinding and cutting. While the Makita offers higher speed, the Cordless Angle Grinder's brushless motor is designed for efficiency, longevity, and quieter operation.
Design and Ergonomics
In terms of design, the Cordless Angle Grinder is engineered for compatibility with Dewalt’s 20V MAX batteries, making it ideal for those already invested in the Dewalt ecosystem. It weighs less and comes with a rubberized anti-slip handle that can be adjusted to two positions, enhancing user comfort. Conversely, the Makita 9557PB features a compact design with a small 2-1/2-inch diameter barrel grip, making it easy to handle despite its slightly heavier weight of 4.5 lbs. Ultimately, the design choice may depend on personal preference for battery compatibility or ease of handling.
Versatility and Features
The Cordless Angle Grinder offers three variable speed settings, allowing users to adjust the speed according to the task at hand, which is particularly beneficial for precision work. Additionally, it includes a durable stand for wood cutting, enhancing its versatility. In contrast, the Makita 9557PB excels with a lock-on/off feature for continuous operation and an AC/DC switch that enables use with alternative power sources, providing flexibility in various working environments. Each product's versatility speaks to different user needs.
Included Accessories
The inclusion of accessories can significantly enhance the value of an angle grinder. The Cordless Angle Grinder comes with a 4.0Ah battery and a fast charger, which adds convenience for users who prefer cordless operation. The Makita 9557PB includes a grinding wheel, wrench, side handle, flange, and wheel guard, making it a comprehensive package for immediate use. The choice here largely depends on whether you value battery power or an all-in-one tool kit.
Warranty and Reliability
Both products come with assurances of reliability, but they approach it differently. The Cordless Angle Grinder's brushless motor is designed for long-lasting performance and efficient battery usage, while the Makita 9557PB is backed by a 1-year limited warranty, indicating the manufacturer's confidence in its durability. The Makita’s labyrinth construction also helps protect its internal components from contamination, potentially leading to a longer lifespan under rugged conditions.
Sales Performance
In terms of market performance, the Cordless Angle Grinder currently ranks 51,080 in sales, while the Makita 9557PB is slightly better at 43,958. This suggests that the Makita has a stronger presence in the market, which may indicate consumer preference for its reliability and performance features despite its higher price point.
Which should you buy?
Choosing between the Cordless Angle Grinder and the Makita 9557PB ultimately depends on your specific needs. If you are looking for a budget-friendly option with the convenience of cordless operation, the Cordless Angle Grinder at $69.99 is an excellent choice, especially for users who already own Dewalt batteries. However, if you're seeking higher performance and versatility in a conventional plug-in model, the Makita 9557PB, priced at $99.00, offers superior power and a comprehensive accessory package. Both grinders are reliable, but the decision will hinge on whether you prioritize mobility or raw power.

