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Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , Brushless vs Ryobi P506 One+ Lithium Ion 18V 5 1/

Updated July 2026 — Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , Brushless wins on price and rpm, Ryobi P506 One+ Lithium Ion 18V 5 1/ wins on battery.

The Milwaukee 2730-20 offers superior performance and durability, making it ideal for professionals, while the Ryobi P506 is a budget-friendly option for casual users.

Why Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , Brushless is better

Performance

Higher no-load RPM and cutting depth

Durability

Robust design with magnesium shoe

Features

Advanced brushless motor technology

Why Ryobi P506 One+ Lithium Ion 18V 5 1/ is better

Price

Significantly lower cost

Battery

Compatible with RYOBI ONE+ batteries

Weight

Lighter and more compact design

Overall score

Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , Brushless
85
Ryobi P506 One+ Lithium Ion 18V 5 1/
70

Specifications

SpecMilwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , BrushlessRyobi P506 One+ Lithium Ion 18V 5 1/
BrandMilwaukeeRYOBI
Model2730-20P506
Blade Size6-1/2 in.5-1/2 in.
Motor TypeBrushlessBrushed
Max Bevel50 degrees50 degrees

Dimension comparison

Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , BrushlessRyobi P506 One+ Lithium Ion 18V 5 1/

Overview of the Milwaukee 2730-20 and Ryobi P506

When comparing the Milwaukee 2730-20 and the Ryobi P506, it's clear that both circular saws cater to different user needs. The Milwaukee offers superior features for professional applications, while the Ryobi is budget-friendly and ideal for casual users. With the Milwaukee priced at $195.00 and the Ryobi at $69.00, the latter is approximately 65% cheaper, making it an attractive option for DIY enthusiasts.

Design and Build Quality

The Milwaukee 2730-20 features a robust design that emphasizes durability, making it suitable for rigorous job site conditions. Weighing in at 6.3 lbs, it provides a solid, manageable heft, while its magnesium shoe material adds to its overall sturdiness. In contrast, the Ryobi P506, while lighter and more compact, may not match the Milwaukee's rugged construction. Its GRIPZONE overmold enhances comfort and grip, but it’s primarily designed for home use rather than heavy-duty tasks.

Cutting Performance

In terms of cutting performance, the Milwaukee 2730-20 outshines the Ryobi P506 with a no-load RPM of 5000, allowing it to tackle tougher materials efficiently. The Milwaukee's cutting depth at 90 degrees is 2-3/16 inches, giving it the capability to handle a wider range of cutting tasks compared to the Ryobi's maximum depth of 1-9/16 inches. This substantial difference makes the Milwaukee a preferred choice for professionals who require precision and power for various applications.

Features and Technology

The Milwaukee 2730-20 incorporates advanced brushless motor technology, ensuring longer tool life and greater efficiency compared to the Ryobi's design. Although the Ryobi P506 does come with an integrated laser guide for improved cutline visibility, its features are relatively basic. The Milwaukee's bevel adjustment ranges from 0 to 50 degrees, providing versatility for angled cuts, which is a significant advantage for users needing precision in their work.

Battery Compatibility

When it comes to battery compatibility, the Ryobi P506 shines with its ability to work with any battery from the RYOBI 18-Volt ONE+ System. This wide compatibility means users can easily switch out batteries across multiple tools. However, the Milwaukee 2730-20 is a bare tool, meaning it does not include a battery, which can be an additional cost for users who do not already own Milwaukee batteries. This factor makes the Ryobi more user-friendly for casual users starting their tool collection.

Price Point and Value

The Milwaukee 2730-20 is priced at $195.00, which is a significant investment compared to the Ryobi P506 at $69.00. This makes the Ryobi about 65% less expensive, appealing to budget-conscious consumers. While the Milwaukee offers professional-grade features and performance, the Ryobi provides a great value for hobbyists and those who only need a circular saw for occasional projects. The price difference reflects the target market for each tool.

Sales Performance

In terms of sales performance, the Milwaukee 2730-20 holds a bestseller rank of 110219, while the Ryobi P506 ranks slightly better at 100142. This indicates that the Ryobi is more popular among consumers, likely due to its lower price point and practicality for everyday tasks. The sales ranks suggest a preference for the Ryobi among casual users, while the Milwaukee appeals to professionals and serious DIYers who are willing to invest more for advanced features.

Which should you buy?

Ultimately, deciding between the Milwaukee 2730-20 and the Ryobi P506 depends on your specific needs and budget. If you are a professional or a serious DIY enthusiast seeking durability, power, and advanced features, the Milwaukee 2730-20 is worth the investment. However, if you're a casual user looking for an affordable and efficient tool for lighter tasks, the Ryobi P506 stands out as an excellent choice with its significant price advantage and compatibility with the RYOBI ONE+ battery system.