AOBEN Cordless Angle Grinder 4-1/ vs DEWALT Angle Grinder, 7-Inch, 13-Amp, 8,000 RPM
Updated July 2026 — AOBEN Cordless Angle Grinder 4-1/ wins on price and battery, DEWALT Angle Grinder, 7-Inch, 13-Amp, 8,000 RPM wins on weight and power.
The AOBEN Cordless Angle Grinder offers excellent value and portability, while the DEWALT Angle Grinder excels in power and durability.
Why AOBEN Cordless Angle Grinder 4-1/ is better
Price
AOBEN is significantly cheaper at $79.99.
Portability
AOBEN is cordless, allowing for greater mobility.
Battery Included
AOBEN comes with two batteries for extended use.
Why DEWALT Angle Grinder, 7-Inch, 13-Amp, 8,000 RPM is better
Power
DEWALT has a more powerful 13 Amp motor.
Durability
DEWALT's dust ejection system enhances longevity.
Speed
DEWALT operates at a consistent 8,500 RPM.
Overall score
Specifications
| Spec | AOBEN Cordless Angle Grinder 4-1/ | DEWALT Angle Grinder, 7-Inch, 13-Amp, 8,000 RPM |
|---|---|---|
| Motor | Brushless | 13 Amp |
| Max RPM | 9,500 | 8,500 |
| Corded/Cordless | Cordless | Corded |
| Batteries | 2 x 4.0Ah | None |
| Guard | 2 Guards | Adjustable |
Dimension comparison
Overview of the AOBEN Cordless Angle Grinder
The AOBEN Cordless Angle Grinder is priced at $79.99, making it a budget-friendly option for users seeking a versatile power tool. This grinder features a brushless motor, providing longer lifespan and stronger performance compared to traditional motors. With a sales rank of 15,649, it appeals to both DIY enthusiasts and professionals looking for a reliable tool for metal cutting, grinding, and polishing applications. The inclusion of two 4.0Ah batteries ensures extended run time, allowing users to operate without the constraints of a power cord.
Overview of the DEWALT Angle Grinder
The DEWALT Angle Grinder is a more powerful, corded option priced at $166.02. It features a robust 13 Amp motor that can reach speeds of up to 8,500 RPM. With a sales rank of 60,043, this grinder is designed for heavy-duty tasks, making it suitable for professional use. The built-in dust ejection system helps maintain performance by preventing debris from entering the internals, thereby enhancing durability. Users can expect a reliable performance for various metal grinding and cutting applications.
Power and Performance Comparison
When it comes to power and performance, the DEWALT Angle Grinder stands out with its 13 Amp motor, delivering 8,500 RPM. This motor enables it to handle more demanding tasks, especially in professional settings. In contrast, the AOBEN Cordless Angle Grinder features a brushless motor with a maximum speed of 9,500 RPM, which is impressive for a cordless model. However, the DEWALT's consistent power supply from AC/DC performance makes it better suited for prolonged use without battery limitations.
Portability and Convenience
The AOBEN Cordless Angle Grinder offers significant portability advantages over the DEWALT model. Weighing less and being cordless, it allows users to operate freely without worrying about finding an outlet or managing a power cord. This makes it ideal for outdoor projects or locations where power sources are limited. In contrast, while the DEWALT Angle Grinder's corded design ensures uninterrupted power, it may restrict mobility and convenience during use, especially in complex work areas.
User Control and Comfort
User control and comfort are essential factors in choosing an angle grinder. The AOBEN model features an auxiliary handle for better grip and control, along with adjustable speed settings (up to 9,500 RPM) to tailor performance to various applications. The DEWALT Angle Grinder also prioritizes user comfort with its rear-handle grip and a two-position side handle, allowing for better handling during demanding tasks. Both options provide features aimed at enhancing user experience, though the AOBEN offers more versatility through speed adjustment.
Safety Features
Safety is paramount in power tools, and both grinders come equipped with protective features. The AOBEN Cordless Angle Grinder includes two protective wheel guards to shield users from flying sparks and debris during operation. Meanwhile, the DEWALT Angle Grinder features an adjustable guard that redirects sparks away from the user, enhancing safety during use. Both models prioritize user safety, but the AOBEN's additional guards may provide an edge in protecting against potential hazards.
Cost Efficiency
The AOBEN Cordless Angle Grinder is significantly more cost-efficient, priced at $79.99 compared to the DEWALT's $166.02. This represents a price difference of about 52%, making the AOBEN a more attractive option for budget-conscious buyers or those seeking a versatile tool for occasional use. Additionally, AOBEN's inclusion of two batteries adds value, reducing the need for extra purchases for extended use. Conversely, the DEWALT, while more expensive, may justify its price through its powerful motor and durability for heavy-duty applications.
Which should you buy?
Choosing between the AOBEN Cordless Angle Grinder and the DEWALT Angle Grinder largely depends on your specific needs and usage scenarios. If you require a powerful, heavy-duty tool for professional applications, the DEWALT’s robust performance and consistency are hard to beat. However, for those looking for a more affordable, portable, and versatile option for occasional use, the AOBEN Cordless Angle Grinder emerges as the clear winner. Ultimately, if cost and convenience are your priorities, the AOBEN is the better choice, whereas the DEWALT excels in power and durability for demanding tasks.

