DEWALT 20V MAX* Angle Grinder Tool Cordless Brushless, 4 1/ vs RIDGID 18V BRUSHLESS Cordless 4-1/2 in. Paddle
Updated July 2026 — DEWALT 20V MAX* Angle Grinder Tool Cordless Brushless, 4 1/ leads on price and popularity.
The DEWALT 20V MAX* Angle Grinder offers superior features and safety, making it the better choice despite its higher price. The RIDGID is a budget-friendly option but lacks advanced features.
Why DEWALT 20V MAX* Angle Grinder Tool Cordless Brushless, 4 1/ is better
Safety Features
DEWALT includes electronic and kickback brakes.
Brand Reputation
DEWALT has a higher bestseller rank.
Motor Type
DEWALT features a brushless motor for better performance.
Why RIDGID 18V BRUSHLESS Cordless 4-1/2 in. Paddle is better
Price
RIDGID is significantly cheaper.
Weight
RIDGID is lighter, making it easier to handle.
Simplicity
RIDGID has a straightforward design.
Overall score
Specifications
| Spec | DEWALT 20V MAX* Angle Grinder Tool Cordless Brushless, 4 1/ | RIDGID 18V BRUSHLESS Cordless 4-1/2 in. Paddle |
|---|---|---|
| Motor Type | Brushless | Brushed |
| Brake Type | Electronic | None |
| Battery System | 20V MAX* | 18V |
| Bestseller Rank | 1826 | 52955 |
| Trigger Type | Two-stage | Single-stage |
Dimension comparison
Overview
When it comes to cordless angle grinders, the DEWALT 20V MAX* Angle Grinder and the RIDGID 18V Brushless Angle Grinder present two compelling options, each with distinct features and price points. The DEWALT is priced at $249.00, while the RIDGID offers a more budget-friendly option at $67.49, making it about 73% cheaper than its competitor. This article will delve into the features, performance, and overall value of each tool.
Price Comparison
The DEWALT 20V MAX* Angle Grinder is significantly more expensive at $249.00, while the RIDGID 18V Brushless Angle Grinder is available for just $67.49. This price difference of $181.51 may make the RIDGID appealing to those on a tighter budget. However, it's important to consider what additional features and capabilities come with the higher price tag of the DEWALT. The RIDGID has a bestseller rank of 52,955, indicating a lower sales volume compared to DEWALT's rank of 1,826, which suggests that it is a more popular choice among consumers.
Features and Technology
The DEWALT grinder boasts a brushless motor, a feature that eliminates the need for brush changes, enhancing its longevity and performance. It also includes an electronic brake that stops the wheel in two seconds or less, which can be a critical safety feature. On the other hand, the RIDGID angle grinder's features are less emphasized in the provided data, focusing primarily on its reputation for exceptional performance among lawn and landscape professionals. The DEWALT's advanced features likely justify its higher price, providing users with enhanced safety and efficiency.
Performance and Usability
In terms of performance, the DEWALT grinder's kickback brake is particularly noteworthy. It engages during pinch, stall, or bind-up events to quickly stop the wheel and reduce the risk of kickback, further enhancing user safety. Meanwhile, the RIDGID angle grinder does not highlight any specific safety features in the provided information, which may be a consideration for potential users who prioritize safety in their tools. The DEWALT's two-stage trigger mechanism also requires two actions to activate the tool, adding another layer of safety and control.
Market Reputation
The market reputation of the DEWALT 20V MAX* Angle Grinder is bolstered by its bestseller rank of 1,826, indicating that it is a favored choice among consumers. This could be attributed to its robust features and brand reliability. Conversely, the RIDGID grinder, with its lower sales rank, may not enjoy the same level of recognition or trust in the market. Users often gravitate toward brands that have established a strong reputation for quality and durability, which could influence purchasing decisions.
Battery and Charging
While both grinders are cordless, it's important to note that neither tool comes with a battery or charger included; these must be purchased separately. The DEWALT is part of a 20V MAX* system, which may offer a broader range of compatible tools and batteries, enhancing its versatility. The RIDGID operates on an 18V system. Users should consider their existing battery systems when deciding between the two, as the cost of additional batteries and chargers may influence the overall investment in either tool.
User Experience
User experience can be significantly affected by the features offered by each tool. The DEWALT grinder's brushless motor not only requires no brush changes but also provides better performance and a longer lifespan. Additionally, its safety features, such as the electronic brake and kickback brake, contribute to an easier and safer user experience. In contrast, the RIDGID does not detail any specific user-friendly features, which may impact user satisfaction compared to the DEWALT.
Which should you buy?
Choosing between the DEWALT 20V MAX* Angle Grinder and the RIDGID 18V Brushless Angle Grinder ultimately depends on your specific needs and budget. If safety features, performance, and brand reputation are your priorities, the DEWALT is the superior choice despite its higher price. However, if you're looking for a more affordable option and are willing to compromise on certain features, the RIDGID provides a solid, cost-effective alternative. Consider your existing battery system and how much you value advanced features when making your decision.

