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Milwaukee Electric - M18 Fuel 6-1/ vs Ryobi One P505 18V Lithium Ion Cordless 5 1/2"

Updated July 2026 — Milwaukee Electric - M18 Fuel 6-1/ wins on durability and power, Ryobi One P505 18V Lithium Ion Cordless 5 1/2" wins on price and weight.

The Milwaukee saw offers superior power and durability, making it ideal for professionals, while the Ryobi is a budget-friendly option for casual users.

Why Milwaukee Electric - M18 Fuel 6-1/ is better

Power

Milwaukee has a more powerful motor for demanding tasks.

Blade Size

Milwaukee features a larger 6-1/2 inch blade.

Durability

Milwaukee is designed for heavy-duty applications.

Why Ryobi One P505 18V Lithium Ion Cordless 5 1/2" is better

Price

Ryobi is significantly cheaper at $44.89.

Weight

Ryobi is lighter and easier to handle for casual users.

User-Friendly

Ryobi includes features like an adjustable bevel and extra handle.

Overall score

Milwaukee Electric - M18 Fuel 6-1/
85
Ryobi One P505 18V Lithium Ion Cordless 5 1/2"
65

Specifications

SpecMilwaukee Electric - M18 Fuel 6-1/Ryobi One P505 18V Lithium Ion Cordless 5 1/2"
Motor TypeBrushlessBrushed
RPMN/A4700
Battery TypeM1818V Lithium Ion
Bevel AdjustmentN/A50 degrees
Sales Rank1122018485

Dimension comparison

Milwaukee Electric - M18 Fuel 6-1/Ryobi One P505 18V Lithium Ion Cordless 5 1/2"

Overview of Milwaukee Electric and Ryobi Circular Saws

When comparing Milwaukee Electric's M18 Fuel 6-1/2 INCH Circular Saw and Ryobi's One P505 18V Lithium Ion Cordless 5 1/2" Circular Saw, the price difference is significant. The Milwaukee saw is priced at $154.00, while the Ryobi saw is available for only $44.89, making the Ryobi about 71% cheaper. Both products are designed for cordless convenience, but they cater to different user needs and preferences.

Power and Performance

The Milwaukee Electric saw features a robust brushless motor, while the Ryobi One P505 operates at 4,700 RPM. The Milwaukee saw's power is designed for demanding professional applications, while the Ryobi, though less powerful, is suitable for household tasks. The sales rank of the Milwaukee saw is 11,220, indicating a strong presence in the market, whereas the Ryobi is ranked 18,485, suggesting it is less popular among buyers.

Design and Usability

The design of both circular saws reflects their intended use. The Milwaukee saw is engineered for heavy-duty applications, featuring a 6-1/2-inch blade. In contrast, the Ryobi saw comes with a 5-1/2-inch blade, making it slightly less capable for larger cuts. The Ryobi's design includes a rubber grip for improved handling and a transparent lower guard for enhanced visibility, which can be beneficial for DIY projects.

Features and Functionality

Both saws provide unique features tailored to different users. The Milwaukee saw, while not specifically detailed in additional features, is known for its durability and efficiency due to its brushless motor. The Ryobi One P505, however, includes a 50-degree adjustable bevel for versatile cutting angles, an extra side handle for control, and an onboard wrench compartment for tool-free blade changes. These features make the Ryobi particularly user-friendly for casual users.

Battery Compatibility and Convenience

The Milwaukee saw operates on M18 batteries, while the Ryobi One P505 is compatible with various Ryobi 18V battery models. This compatibility is crucial for users who may already own Ryobi tools and batteries, allowing for a seamless integration into their existing toolkit. However, it is important to note that the Ryobi saw is sold as a tool-only option, meaning users will need to invest in batteries separately.

Price Comparison

The price difference between the two saws is quite stark. At $154.00, the Milwaukee Electric saw is more than three times the price of the Ryobi One P505, which retails for $44.89. This difference suggests that the Milwaukee saw is aimed at professionals or serious hobbyists, while the Ryobi is positioned as a budget-friendly option for casual users and DIY enthusiasts. Over a 90-day average, the Milwaukee saw's price is approximately $223.56, reflecting its premium market positioning.

Target Audience

The Milwaukee Electric saw is designed for professionals who require a high-performance tool capable of tackling tough jobs efficiently. Its robust construction and advanced features are ideal for those who often work with dense materials or in demanding conditions. On the other hand, the Ryobi One P505 is perfect for homeowners or DIY enthusiasts looking for a reliable, cost-effective tool for occasional use. Its user-friendly features make it accessible for those who may not have extensive experience with power tools.

Which should you buy?

Choosing between the Milwaukee Electric M18 Fuel 6-1/2 INCH Circular Saw and the Ryobi One P505 depends on your specific needs and budget. If you are a professional or a serious DIYer who values power and durability, the Milwaukee saw justifies its higher price with its advanced capabilities and performance. Conversely, if you are a casual user looking for a reliable and affordable saw for light tasks, the Ryobi One P505 offers excellent value at a fraction of the cost. Ultimately, the decision should align with your intended use, existing battery compatibility, and budget considerations.