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Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , Brushless vs Ryobi One P505 18V Lithium Ion Cordless 5 1/2"

Updated July 2026 — Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , Brushless leads on price and rpm.

The Milwaukee 2730-20 offers superior performance and durability, making it the better choice for heavy-duty tasks, while the Ryobi One P505 is a budget-friendly option for casual users.

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

Performance

Higher RPM and cutting depth

Durability

Brushless motor and magnesium shoe

Build Quality

Engineered for professional use

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

Price

Significantly lower cost

Weight

Lighter and more portable

User-Friendly

Enhanced grip and control features

Overall score

Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , Brushless
85
Ryobi One P505 18V Lithium Ion Cordless 5 1/2"
65

Specifications

SpecMilwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , BrushlessRyobi One P505 18V Lithium Ion Cordless 5 1/2"
Motor TypeBrushlessBrushed
Bevel Adjustment0-50 degrees0-50 degrees
Shoe MaterialMagnesiumStandard
Battery IncludedNoNo
Grip TypeStandardGRIPZONE OVERMOLD

Dimension comparison

Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw , BrushlessRyobi One P505 18V Lithium Ion Cordless 5 1/2"

Overview of the Milwaukee 2730-20

The Milwaukee 2730-20 M18 Fuel 6 1/2" Circular Saw is a robust and powerful tool designed for demanding cutting tasks. Priced at $195.00, this saw boasts a brushless motor, providing enhanced durability and efficiency. The saw operates at a no-load speed of 5,000 RPM, allowing for quick and clean cuts. With a cutting depth of 2-3/16 inches at 90 degrees, it stands out for its performance in various applications. The magnesium shoe adds stability and reduces weight, making it easier to handle during prolonged use. For users who require a high-performance tool, the Milwaukee 2730-20 is a reliable choice.

Overview of the Ryobi One P505

The Ryobi One P505 18V Lithium Ion Cordless 5 1/2" Circular Saw is an affordable option for DIY enthusiasts and casual users. At just $44.89, it offers a significant price advantage, making it about 77% cheaper than the Milwaukee saw. Operating at 4,700 RPM, this saw delivers competitive power for everyday cutting needs. It features a 5 1/2-inch blade, which may limit its depth of cut compared to the Milwaukee model. However, the P505 is designed for ease of use with a rubber grip and an adjustable bevel for angled cuts. Its lightweight design and portability make it suitable for various home projects.

Performance Comparison

In terms of performance, the Milwaukee 2730-20 outshines the Ryobi One P505. With a higher RPM of 5,000 compared to the 4,700 RPM of the Ryobi, the Milwaukee saw can achieve faster cuts. Additionally, it offers a greater cutting depth of 2-3/16 inches, allowing users to handle thicker materials with ease. While the Ryobi saw can cut up to 50 degrees, making it versatile for different angles, the Milwaukee's overall power and cutting capacity make it more suitable for heavy-duty tasks. Therefore, if performance is your priority, the Milwaukee model is the clear leader.

Build Quality and Durability

The Milwaukee 2730-20 is engineered for durability, featuring a magnesium shoe that enhances stability while also being lightweight. This construction is ideal for professional use, where reliability and longevity are essential. On the other hand, the Ryobi One P505, while functional, uses more standard materials that may not withstand heavy use over time. The Milwaukee saw's brushless motor also contributes to its longer lifespan, reducing wear and tear. Therefore, for users looking for a tool that can endure rigorous conditions, the Milwaukee 2730-20 is the better option.

User Experience and Handling

User experience is an important factor when choosing a circular saw. The Milwaukee 2730-20, weighing in at 6.3 pounds, offers a balanced feel that aids in control during cuts. Its design is tailored for professional users who may work for extended periods. In contrast, the Ryobi One P505 offers a GRIPZONE OVERMOLD, which enhances grip and handling, making it user-friendly for less experienced operators. The additional side handle on the Ryobi allows for improved control and visibility, which can be beneficial for DIY projects. While both saws have their strengths in handling, the Milwaukee's overall build quality offers a superior experience for heavier tasks.

Battery Compatibility and Options

Battery compatibility is a significant consideration for cordless tools. The Milwaukee 2730-20 operates on an 18V lithium-ion battery but is sold without a battery included, which may necessitate additional investment if you don’t already own Milwaukee batteries. Conversely, the Ryobi One P505 is compatible with a range of Ryobi’s One+ 18V batteries, giving users flexibility and options for battery selection. This compatibility can make the Ryobi a more attractive option for those who already own Ryobi products. Therefore, if battery compatibility is essential, the Ryobi One P505 provides a more integrated solution for existing Ryobi users.

Price Comparison

When it comes to price, the Ryobi One P505 is significantly more accessible at $44.89, making it an attractive choice for budget-conscious buyers. This price point is about 77% lower than the Milwaukee 2730-20's price of $195.00. While the Milwaukee saw offers advanced features and higher performance, the Ryobi model presents a cost-effective alternative for casual users or those who do not require professional-grade tools. The price difference is a crucial factor for many buyers; thus, understanding your needs and budget is essential when making a decision.

Which should you buy?

Ultimately, the choice between the Milwaukee 2730-20 and the Ryobi One P505 comes down to your specific needs and budget. If you require a high-performance saw for professional or heavy-duty tasks, the Milwaukee 2730-20 is the superior option, offering better durability, performance, and cutting capacity. However, if you're a casual user or DIY enthusiast looking for a budget-friendly tool for lighter tasks, the Ryobi One P505 is a solid choice that won't break the bank. Consider your cutting requirements, frequency of use, and budget to make an informed decision.