DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - vs DEWALT Angle Grinder Tool, 6-Inch, Paddle Switch
Updated July 2026 — DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - wins on length, DEWALT Angle Grinder Tool, 6-Inch, Paddle Switch wins on cord length and wheel size.
The DEWALT 20V MAX* XR Brushless Grinder offers superior performance and features compared to the DEWALT Angle Grinder Tool, making it the better choice for professionals.
Why DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - is better
Power
Brushless motor delivers 1,640 MWO
Versatility
Variable speed functionality
Mobility
Cordless design allows for greater maneuverability
Why DEWALT Angle Grinder Tool, 6-Inch, Paddle Switch is better
Price
Lower cost at $188.00
Simplicity
Easier maintenance with dust ejection system
Safety
Anti-Rotation E-CLUTCH System activates quickly
Overall score
Specifications
| Spec | DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - | DEWALT Angle Grinder Tool, 6-Inch, Paddle Switch |
|---|---|---|
| Motor Type | Brushless | 13 Amp |
| Max RPM | 9000 | 9000 |
| Power Output | 1640 MWO | N/A |
| Variable Speed | Yes | No |
| Safety Features | Anti-Rotation System | E-CLUTCH System |
Dimension comparison
Overview of the DEWALT 20V MAX* XR Brushless Cordless Grinder
The DEWALT 20V MAX* XR Brushless Cordless 4-1/2 in. - 5 in. Variable Speed Paddle Switch Grinder is a powerful tool designed for versatility and performance. Priced at $221.71, it is part of DEWALT's most powerful line of angle grinders, featuring a brushless motor that delivers up to 1,640 MWO and 9,000 RPM. In contrast, the DEWALT Angle Grinder Tool (6-Inch, Paddle Switch with No Lock-On) is priced at $188.00 and offers a 13-amp motor, also achieving 9,000 RPM. While both tools cater to demanding tasks, their design and functionality differ significantly.
Performance and Power
When it comes to performance, the DEWALT 20V MAX* XR Brushless Grinder stands out with its brushless motor that provides efficient power delivery and extended runtime. This model can reach up to 1,640 MWO, making it ideal for tougher jobs. On the other hand, the DEWALT Angle Grinder Tool operates with a 13-amp motor, delivering consistent power for various applications. While both grinders reach the same maximum RPM of 9,000, the brushless technology in the first model offers enhanced efficiency and potentially longer life, making it a strong competitor for users who require high performance.
Features and Technology
The DEWALT 20V MAX* XR Brushless Grinder includes several innovative features such as a variable speed function that allows users to adjust the wheel speed according to the material being worked on. Additionally, it is equipped with an anti-rotation system that enhances user safety by shutting the tool down if excessive rotational motion is detected. Conversely, the DEWALT Angle Grinder Tool boasts an Anti-Rotation E-CLUTCH System that activates within a tenth of a second to prevent injuries during a stall. Both models showcase advanced safety features, but the variable speed control in the cordless grinder provides more versatility for different tasks.
Design and Usability
The DEWALT 20V MAX* XR Brushless Grinder is designed for ease of use, with a paddle switch that enhances user control. Its cordless nature allows for greater maneuverability, making it suitable for various job sites without the hassle of cords. In contrast, the DEWALT Angle Grinder Tool, while also user-friendly, is corded and may limit mobility in certain situations. However, it benefits from a dust ejection system that helps maintain performance by expelling debris that could impair functionality. Users looking for flexibility may prefer the cordless model, while those needing consistent power might find the corded option more reliable.
Price Comparison
The DEWALT 20V MAX* XR Brushless Grinder is priced at $221.71, while the DEWALT Angle Grinder Tool is available for $188.00. This makes the latter about 17% cheaper than the cordless model. For users on a budget or those who do not require the additional features of the 20V MAX* grinder, the corded angle grinder provides excellent value. However, the investment in the brushless grinder may be justified for professionals who prioritize advanced features and performance.
Sales Rank and Popularity
The DEWALT 20V MAX* XR Brushless Grinder has a sales rank of 19,912, indicating a solid presence among competitors in the market. Meanwhile, the DEWALT Angle Grinder Tool ranks at 78,986, suggesting it may not be as popular among consumers. This difference in sales rank could reflect varying user preferences, with the brushless grinder appealing more to professionals seeking high-end features, while the angle grinder may cater to DIY enthusiasts or those looking for a lower-priced option.
Maintenance and Durability
Both DEWALT grinders are built with durability in mind, although their maintenance requirements may differ. The DEWALT 20V MAX* XR Brushless Grinder features a TOOL CONNECT chip (sold separately), which allows for easier asset management and tracking, ideal for professionals who oversee multiple tools. The DEWALT Angle Grinder Tool comes with a dust ejection system designed to remove particles that can cause wear and tear, promoting longevity. Users who prioritize low maintenance may find the second model easier to care for, while those looking for advanced management features may prefer the first.
Which should you buy?
Ultimately, the choice between the DEWALT 20V MAX* XR Brushless Grinder and the DEWALT Angle Grinder Tool depends on your specific needs and budget. If you require a powerful, versatile tool with advanced features and mobility, the DEWALT 20V MAX* model at $221.71 is an excellent investment. However, if you're looking for a reliable grinder that performs well at a lower price of $188.00, the DEWALT Angle Grinder Tool offers solid performance and safety features. Evaluate your priorities to make the best choice for your projects.

