Compact Brushless Cordless Circular Saw Compatible vs Ryobi P506 One+ Lithium Ion 18V 5 1/
Updated July 2026 — Compact Brushless Cordless Circular Saw Compatible wins on rpm and brand score, Ryobi P506 One+ Lithium Ion 18V 5 1/ wins on price.
The Compact Brushless Cordless Circular Saw offers better value and performance for budget-conscious buyers, while the Ryobi P506 excels in brand reputation and battery compatibility.
Why Compact Brushless Cordless Circular Saw Compatible is better
Price
Heimerdinger is $59.65, Ryobi is $69.00
RPM
Heimerdinger has a no-load speed of 6500 RPM
Accessories
Heimerdinger includes more essential accessories
Why Ryobi P506 One+ Lithium Ion 18V 5 1/ is better
Brand
RYOBI has a larger market presence
Battery Compatibility
Ryobi works with all RYOBI 18V ONE+ batteries
Laser Guide
Ryobi includes an integrated laser guide for precision cuts
Overall score
Specifications
| Spec | Compact Brushless Cordless Circular Saw Compatible | Ryobi P506 One+ Lithium Ion 18V 5 1/ |
|---|---|---|
| Motor Type | Brushless | Brushed |
| Max Cut Angle | 45 degrees | 50 degrees |
| Battery Type | Makita 18V | RYOBI 18V |
| Included Blade | 30T | 5-1/2 inch |
| Safety Features | Double protection switch | GRIPZONE overmold |
Dimension comparison
Price Comparison
The Compact Brushless Cordless Circular Saw is priced at $59.65, making it about 17% cheaper than the Ryobi P506, which retails for $69.00. This price difference can be significant for budget-conscious buyers looking for a reliable circular saw. While both tools are cordless and designed for similar tasks, the lower price of the Heimerdinger model may appeal to DIY enthusiasts or homeowners who don’t require professional-grade tools.
Brand Reputation
Heimerdinger and RYOBI are both recognized brands in the power tool industry, but RYOBI has a more extensive reputation and a larger market presence. RYOBI is known for its ONE+ system, which includes a wide range of tools that are compatible with the same 18V batteries. This can be a significant advantage for users who already own RYOBI products. Although Heimerdinger may not be as widely recognized, its Compact Brushless Cordless Circular Saw has a sales rank of 93,264, indicating it has found its niche among consumers.
Cutting Performance
The Ryobi P506 boasts a maximum speed of 4,700 RPM and offers an angled cut capacity of up to 50 degrees, enhancing its versatility for various cutting tasks. In contrast, the Heimerdinger model features a brushless motor that provides a no-load speed of up to 6,500 RPM, potentially leading to faster cuts. The maximum cutting depth for the Heimerdinger is 1-7/10 inches at 90 degrees, while the Ryobi can cut up to 1-9/16 inches, which may limit its performance for thicker materials.
Ease of Use
Both saws have features that enhance user comfort and safety. The Ryobi P506 includes an integrated laser guide for improved cutline visibility, which can be particularly beneficial for precision cuts. On the other hand, the Heimerdinger model is designed with an ergonomic slim grip and a double protection switch to prevent accidental activation, emphasizing safety during operation. These usability features may cater to different user preferences, with Ryobi focusing on precision and Heimerdinger prioritizing safety.
Battery Compatibility
The Compact Brushless Cordless Circular Saw is compatible with various Makita 18V batteries, such as the BL1850B and BL1840B. This can be a drawback for users who do not already own Makita tools. In contrast, the Ryobi P506 works with all RYOBI 18-Volt ONE+ System batteries, which is a significant advantage for those who have invested in the RYOBI ecosystem. The compatibility of batteries can heavily influence purchasing decisions, especially for users looking to expand their tool collection.
Included Accessories
When it comes to included accessories, the Heimerdinger compact saw comes with a 30T saw blade, a hex wrench, a scale ruler, and a T wrench, providing users with essential tools for immediate use. Meanwhile, the Ryobi P506 includes a 5-1/2 inch blade and a blade wrench, but it does not specify additional accessories in the same detail. The broader accessory offering from Heimerdinger may be appealing to users who prefer to have everything they need in one package.
User Experience
The user experience may vary based on the design and features of each saw. The Ryobi P506 emphasizes comfort with its GRIPZONE overmold for an optimal grip during operation. However, the Heimerdinger model’s ergonomic design also aims to reduce fatigue during prolonged use. The choice between the two may ultimately depend on personal preference regarding handle feel and overall weight distribution while cutting.
Which should you buy?
When deciding between the Compact Brushless Cordless Circular Saw and the Ryobi P506, it's essential to consider factors such as price, brand reputation, cutting performance, and battery compatibility. The Heimerdinger model is about 17% cheaper and offers a higher RPM and more included accessories, making it a strong contender for budget-conscious users. However, if you value brand trust and already have RYOBI batteries, the P506’s integrated laser guide and broader compatibility may sway your choice. Ultimately, your specific needs and existing tools will guide the best option for you.

