Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw - vs SKILSAW SPT77W-01 15-Amp 7-1/4-Inch Aluminum Worm
Updated July 2026 — Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw - wins on rpm and motor, SKILSAW SPT77W-01 15-Amp 7-1/4-Inch Aluminum Worm wins on price and bevel.
The Milwaukee M18 offers excellent value and versatility for lighter tasks, while the Skilsaw excels in durability and heavy-duty performance.
Why Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw - is better
Price
Milwaukee is significantly cheaper at $94.00.
Weight
Milwaukee is lighter and easier to handle.
Versatility
Milwaukee is suitable for a wider range of applications.
Why SKILSAW SPT77W-01 15-Amp 7-1/4-Inch Aluminum Worm is better
Power
Skilsaw has a more powerful 15-amp motor.
Durability
Skilsaw's Worm Drive system enhances longevity.
Bevel Cuts
Skilsaw allows for precise 51-degree bevel cuts.
Overall score
Specifications
| Spec | Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw - | SKILSAW SPT77W-01 15-Amp 7-1/4-Inch Aluminum Worm |
|---|---|---|
| Power | 3500 RPM | 15 Amp |
| Weight | 6.5 lbs | 14.2 lbs |
| Price | $94.00 | $181.28 |
| Durability | Magnesium Guards | Worm Drive |
| Versatility | High | Medium |
Dimension comparison
Overview of the Milwaukee M18 Cordless Circular Saw
The Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw is a robust tool designed for versatile applications. It retails for $94.00, making it an economically attractive option for DIY enthusiasts and professionals alike. This bare tool offers powerful cutting capabilities with a motor that delivers 3,500 RPM, allowing it to slice through tough materials with ease. Its lightweight design, combined with ergonomic features, enhances user comfort and control during operation.
The Milwaukee saw is constructed with magnesium guards that provide durability and protection against drops, making it suitable for demanding job sites. This model is particularly well-suited for plumbing, electrical, framing, finishing, and carpentry tasks, highlighting its versatility in various environments.
Overview of the Skilsaw SPT77W-01 Circular Saw
In contrast, the Skilsaw SPT77W-01 15-Amp 7-1/4-Inch Aluminum Worm Drive Circular Saw is priced at $181.28. This tool is known for its signature Worm Drive system, which has been a staple for professional contractors. With a powerful Dual-Field motor specifically designed for saws, the Skilsaw increases cooling and extends the tool's life, making it an ideal choice for heavy-duty tasks.
Weighing 14.2 lbs without the blade, cord, and wrench, this circular saw is designed to reduce user fatigue, enhancing productivity on the job. The integrated saw hook allows for safe placement on rafters, adding to the tool's convenience during use. Its ability to make precise cuts at a 51-degree bevel further cements its reputation as a reliable tool for various cutting applications.
Pricing Comparison
When comparing prices, the Milwaukee saw is significantly more affordable, priced at $94.00 compared to the Skilsaw's $181.28. This makes the Milwaukee option about 48% cheaper. For users on a budget or those who require a reliable tool for lighter tasks, the Milwaukee M18 offers excellent value. However, the Skilsaw's higher price reflects its professional-grade features and robustness, catering to those who may need to perform more demanding cuts regularly.
The Milwaukee model's lower price does not equate to lower quality; it is designed to perform effectively in various applications. Conversely, the Skilsaw's price point may appeal more to professionals who prioritize durability and longevity in their tools.
Performance and Cutting Power
The Milwaukee M18 boasts a powerful motor that delivers 3,500 RPM, ensuring quick and efficient cuts through tough materials like LVL headers. This performance makes it suitable for a range of applications, from framing to finishing tasks. Its ergonomic grip also adds to its usability, enabling controlled cuts with less strain on the user.
On the other hand, the Skilsaw features a 15-amp motor that offers robust cutting power, especially for larger materials. The advanced Dual-Field motor enhances cooling, allowing for extended use without overheating. This makes the Skilsaw ideal for users who require sustained performance over longer periods. While Milwaukee excels in speed and versatility, the Skilsaw stands out for its durability and ability to handle heavier loads.
Design and Build Quality
The Milwaukee Circular Saw features a durable design with magnesium upper and lower guards, offering excellent protection for the blade while ensuring lightweight handling. Its aircraft aluminum shoe provides stability and accuracy during cuts. This combination of materials emphasizes the saw's focus on user-friendly design and durability.
Conversely, the Skilsaw employs aluminum construction, which helps to keep the weight manageable while maintaining strength. Its Worm Drive system is a hallmark of its design, known for cutting truer and lasting longer than many competitors. The saw's lightweight design also helps reduce fatigue during extended use, making it a favorite among professionals who rely on their tools for long hours.
Ergonomics and User Comfort
User comfort is a significant factor in tool design, and both the Milwaukee and Skilsaw offer features aimed at enhancing usability. The Milwaukee saw's soft-grip handle ensures a comfortable hold, allowing for controlled cuts without causing strain. This ergonomic design makes it an excellent choice for users who prioritize comfort during operation.
The Skilsaw also focuses on user comfort with its lightweight construction, weighing only 14.2 lbs without accessories. This feature helps minimize fatigue, especially during prolonged use. Additionally, the integrated saw hook provides convenient placement options, allowing users to work efficiently without compromising safety. Both models are designed with user experience in mind but cater to slightly different user preferences.
Versatility in Applications
The Milwaukee M18 is noted for its versatility in various applications, including plumbing, electrical work, framing, finishing, and carpentry tasks. Its ability to perform well across multiple domains makes it a go-to tool for DIY enthusiasts and professional contractors alike. The saw's lightweight design aids in maneuverability, making it suitable for intricate tasks where precision is key.
In contrast, the Skilsaw is particularly well-suited for heavy-duty applications that demand robust performance. Its ability to make precise cuts at a 51-degree bevel allows users to tackle a wide variety of projects, from simple cuts to complex angles. The Skilsaw's design is tailored for professionals who frequently engage in demanding tasks, reinforcing its reputation as a reliable workhorse.
Which should you buy?
When determining which saw to purchase, consider your specific needs and frequency of use. The Milwaukee M18 is an excellent choice for those seeking a budget-friendly option that still delivers impressive performance and versatility for lighter tasks. Priced at $94.00, it offers significant savings compared to the Skilsaw while still providing powerful cutting capabilities.
Conversely, if your work demands a durable, high-performance tool that can handle extensive use, the Skilsaw SPT77W-01 may be the better choice despite its higher price of $181.28. Its design focuses on longevity and professional-grade performance, making it ideal for users who require a reliable saw for heavy-duty applications.
Ultimately, both tools excel in their respective categories, making your choice dependent on your specific needs and budget constraints.

