DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only vs RIDGID 18V SUBCOMPACT BRUSHLESS Cordless 6-1/2 in.
Updated July 2026 — DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only leads on speed and price.
The DEWALT ATOMIC Circular Saw offers superior features and cutting capacity, making it the better choice for serious users.
Why DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only is better
Price
DEWALT is more feature-rich despite being more expensive.
Features
DEWALT has advanced features like a brushless motor and electronic brake.
Cutting Capacity
DEWALT can handle more versatile cuts than RIDGID.
Why RIDGID 18V SUBCOMPACT BRUSHLESS Cordless 6-1/2 in. is better
Price
RIDGID is significantly cheaper.
Weight
RIDGID is likely lighter due to its simpler design.
Simplicity
RIDGID may be easier for basic tasks.
Overall score
Specifications
| Spec | DEWALT ATOMIC 20V MAX* Circular Saw, 4-1/2-Inch, Tool Only | RIDGID 18V SUBCOMPACT BRUSHLESS Cordless 6-1/2 in. |
|---|---|---|
| Motor Type | Brushless | Brushed |
| Blade Size | 4-1/2 in | 6-1/2 in |
| Max Cut Angle | 45° | Not Specified |
| Electronic Brake | Yes | No |
| Dust Port | Yes | No |
Dimension comparison
Price Comparison
The DEWALT ATOMIC 20V MAX* Circular Saw is priced at $159.00, while the RIDGID 18V SUBCOMPACT BRUSHLESS Circular Saw is significantly more affordable at $57.76. This means the RIDGID model is approximately 64% cheaper than its DEWALT counterpart. For those on a budget or looking for a more cost-effective solution, the RIDGID may be the better choice without sacrificing too much in terms of functionality. However, the price difference also reflects the features and capabilities each saw offers, making it crucial to consider what you need from a circular saw.
Brand Reputation
DEWALT is a well-respected brand in the power tool industry, known for its high-quality, durable products. With a bestseller rank of 14,687, the DEWALT ATOMIC 20V MAX* Circular Saw is popular among users who value performance and reliability. On the other hand, RIDGID has also established a solid reputation, particularly among professionals in various trades. The RIDGID model has a higher sales rank of 50,695, indicating it may not be as popular as DEWALT's offering. Brand reputation can play a significant role in your purchasing decision, especially if you're seeking long-lasting tools for frequent use.
Features
The DEWALT ATOMIC 20V MAX* Circular Saw boasts several advanced features, including a brushless motor that allows for cutting up to 369 linear feet of 3/4-inch OSB with a compatible battery. It also includes a removable auxiliary handle for better control, an electronic blade brake for safety, and an onboard dust port for improved visibility during cuts. In contrast, the RIDGID model does not provide detailed features in its description, suggesting it may have fewer capabilities. If features are a primary concern, the DEWALT model offers more functionality that can enhance your cutting experience.
Cutting Capacity
The cutting capacity of a circular saw is crucial for various applications. The DEWALT ATOMIC model can handle 90-degree cuts on 2x material and 45-degree cuts on 1x dimensional lumber, making it versatile for different types of projects. In comparison, the RIDGID Circular Saw does not specify its cutting capabilities, which might limit its versatility in application. For users needing a saw that can tackle a range of materials and cuts, the DEWALT may be the superior option.
Battery Compatibility
Battery compatibility is another important factor when choosing a cordless circular saw. The DEWALT ATOMIC 20V MAX* is part of the ATOMIC COMPACT SERIES and is compatible with 20V MAX* batteries and chargers, providing flexibility and ease of use if you already own DEWALT tools. Conversely, the RIDGID 18V SUBCOMPACT model operates on 18V battery systems, which may not be compatible with other brands or older RIDGID tools. If you have other tools from the DEWALT line, the ATOMIC model could provide a more seamless experience.
User Control and Safety Features
User control and safety are paramount when using power tools. The DEWALT ATOMIC Circular Saw incorporates a 1-1/2 inch finger trigger that allows users to choke-up on the tool for better control. Additionally, it features an electronic blade brake that stops the blade quickly, enhancing safety during operation. The RIDGID saw does not highlight any specific safety features in its description, which could be a concern for potential buyers. For those prioritizing safety and user control, the DEWALT model offers clear advantages.
Portability and Convenience
Portability is vital for users who often work on-site or in various locations. The DEWALT ATOMIC 20V MAX* Circular Saw is designed to be compact and lightweight, making it easy to transport. It also includes a hang hook for added convenience in storage and a removable auxiliary handle for increased control. While the RIDGID model is also cordless and presumably portable, it lacks specific features that enhance convenience, such as the hang hook. Thus, if portability and ease of use are priorities in your work, the DEWALT model may be more advantageous.
Which should you buy?
The decision between the DEWALT ATOMIC 20V MAX* Circular Saw and the RIDGID 18V SUBCOMPACT BRUSHLESS Circular Saw ultimately depends on your specific needs and budget. If you require a saw with advanced features, extensive cutting capacity, and strong brand reliability, the DEWALT model, priced at $159.00, is worth the investment. However, if you are looking for a more budget-friendly option and are less concerned about advanced features, the RIDGID Circular Saw at $57.76 provides a solid basic choice. Evaluate your needs carefully to make the best choice for your projects.