Makita 9557NB 4-1/2" Angle Grinder vs SEESII Cordless Angle Grinder 4-1/
Updated July 2026 — Makita 9557NB 4-1/2" Angle Grinder wins on rpm, SEESII Cordless Angle Grinder 4-1/ wins on battery and length.
The Makita 9557NB offers superior power and durability, while the SEESII provides cordless convenience and versatility. Choose based on your specific needs.
Why Makita 9557NB 4-1/2" Angle Grinder is better
Power
Makita has a higher RPM at 11,000.
Durability
Makita features protective varnish and labyrinth construction.
Weight
Makita is lighter at 4.5 lbs.
Why SEESII Cordless Angle Grinder 4-1/ is better
Cordless
SEESII offers freedom from cords.
Accessories
SEESII includes a more versatile kit.
Motor Type
SEESII has a brushless motor for efficiency.
Overall score
Specifications
| Spec | Makita 9557NB 4-1/2" Angle Grinder | SEESII Cordless Angle Grinder 4-1/ |
|---|---|---|
| Motor | 7.5 AMP | Brushless |
| Power Source | Corded | Cordless |
| Batteries | None | 2 x 4000mAh |
| Speed Settings | 1 | 3 |
| Included Wheels | 1 | 5 |
Dimension comparison
Overview of the Products
The Makita 9557NB 4-1/2" Angle Grinder and the SEESII Cordless Angle Grinder 4-1/2 Inch are two compelling options in the angle grinder market, both priced close to $85. The Makita model is priced at $84.01, while the SEESII version is slightly more at $84.99. Each grinder offers unique features tailored to different user needs, making your choice depend on whether you prefer corded or cordless operation.
Power and Performance
In terms of power, the Makita 9557NB features a robust 7.5 AMP motor that delivers a no-load speed of 11,000 RPM, making it a strong contender for heavy-duty tasks. On the other hand, the SEESII cordless grinder operates at a maximum speed of 10,000 RPM but benefits from a high-performance brushless motor that enhances efficiency and reduces noise. While the Makita offers slightly higher RPM, the SEESII's brushless technology contributes to a longer lifespan and less maintenance, as it eliminates the need for frequent carbon brush replacements.
Design and Ergonomics
The design of the Makita 9557NB is compact, weighing only 4.5 lbs, which aids in user comfort during prolonged use. It features a small 2-1/2" diameter barrel and a lock-on/off switch for convenience. Conversely, the SEESII grinder is designed with a user-friendly approach, incorporating a 2-position auxiliary handle that can be mounted on either side. This feature allows for improved control and comfort, whether you're left or right-handed. Both designs focus on ease of use, but the added flexibility of the SEESII may appeal more to users working at various angles.
Battery Life and Corded Convenience
The SEESII Cordless Angle Grinder comes with two 4000mAh batteries, providing ample power and the freedom from cords, which is especially beneficial for outdoor or remote projects. Although the Makita is a corded model, it utilises a power source that allows for uninterrupted performance without worrying about battery life. The choice between the two ultimately hinges on personal preference: whether you value the convenience of cordless operation or the consistent power supply of a corded tool.
Versatility and Accessories
Versatility is where the SEESII grinder shines, as it comes with a comprehensive kit that includes three different wheels: a cutting wheel, a flap wheel, and a wood carving wheel. This diverse set of accessories allows users to handle a variety of tasks from cutting metal to polishing wood. In contrast, the Makita 9557NB includes a grinding wheel and several essential components like a wheel guard and a side handle. While both grinders are versatile, the SEESII provides a more extensive toolkit, making it suitable for a broader range of applications.
Maintenance and Durability
The Makita grinder boasts protective features like a zig-zag varnish that seals the armature from dust and debris, enhancing its durability over time. Its labyrinth construction protects internal components from contamination, which is crucial for longevity. Meanwhile, the SEESII's brushless motor design also promotes durability by reducing wear and tear from frequent replacements. While both tools are built for durability, the Makita offers more in terms of protective features, making it a solid choice for heavy usage.
Price Comparison
The pricing of both grinders is quite competitive, with the Makita 9557NB priced at $84.01 and the SEESII at $84.99. This means that the Makita is about 1.15% cheaper than the SEESII, making it a slightly more budget-friendly choice. However, considering the additional features and versatility offered by the SEESII, the price difference may justify the investment for users seeking a more comprehensive tool.
Which should you buy?
Ultimately, choosing between the Makita 9557NB and the SEESII Cordless Angle Grinder depends on your specific needs. If you prioritize power, durability, and a corded design for uninterrupted performance, the Makita is the superior option. However, if you value flexibility, cordless convenience, and a more extensive accessory kit, the SEESII could be the better choice for you. Both grinders have their strengths and can serve well in different scenarios, so consider what features matter most for your projects.

