SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium vs Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact
Updated July 2026 — SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium leads on length and weight.
The SKILSAW SPT70WM-01 is a powerful, durable saw ideal for professionals, while the Worx WX439L is a budget-friendly option for casual users. Choose based on your cutting needs.
Why SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium is better
Power
15 Amp motor for heavy-duty cutting
Durability
Magnesium construction for longevity
Cutting Capacity
Cuts 4x lumber in one pass
Why Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact is better
Price
Significantly cheaper at $72.37
Maneuverability
Lightweight and designed for one-handed use
Ease of Use
User-friendly features for DIY projects
Overall score
Specifications
| Spec | SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium | Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact |
|---|---|---|
| Sales Rank | 44236 | 69652 |
| Price | $284.80 | $72.37 |
| RPM | N/A | 4100 |
| Construction | Magnesium | Plastic |
| Cutting Type | Heavy-duty | Light-duty |
Dimension comparison
Overview of the SKILSAW SPT70WM-01 and Worx WX439L
The SKILSAW SPT70WM-01 is a robust circular saw designed for heavy-duty tasks, while the Worx WX439L is a compact option ideal for lighter jobs. The price difference is significant: the SKILSAW costs $284.80, whereas the Worx is priced at $72.37, making the Worx about 74% cheaper. This makes them suitable for different user needs—whether you require a powerful saw for professional use or a budget-friendly option for DIY projects.
Cutting Performance
The SKILSAW excels in cutting larger materials, capable of slicing through 4x lumber in a single pass due to its powerful 15 Amp motor. This feature is particularly advantageous for professionals who require clean and efficient cuts. In contrast, the Worx WX439L has a cutting capacity of up to 2 inches, making it suitable for lighter tasks around the house. While the SKILSAW is ranked 44,236 in sales, indicating its popularity among serious woodworkers, the Worx, with a sales rank of 69,652, caters more to the casual user.
Motor and Power
The SKILSAW features a 15 Amp Dual-Field motor specifically designed for saws, ensuring durability and relentless power even during extensive use. This motor keeps the saw cooler while operating, which enhances its longevity. On the other hand, the Worx WX439L has a 4.5 Amp motor that reaches speeds of 4,100 RPM, sufficient for its smaller blade but not designed for heavy-duty cuts. This difference in motor power highlights the SKILSAW's suitability for professional environments compared to the Worx's intended use for home projects.
Build Quality and Design
The SKILSAW’s magnesium construction lends it legendary durability, making it a long-lasting investment for serious contractors. Its design includes an anti-snag lower guard that promotes smooth operation, especially for small cut-off pieces. Conversely, the Worx WX439L is lighter and more maneuverable, designed for one-handed operation. Its slim form factor enhances portability but sacrifices some durability compared to the SKILSAW. This difference in build quality makes the SKILSAW the better choice for heavy-duty applications, while the Worx is ideal for quick, light cuts.
Versatility and Features
The SKILSAW is built for versatility, allowing for a 51-degree bevel which facilitates a wider variety of cuts. This feature empowers users to tackle more complex projects with ease. In comparison, the Worx WX439L allows for easy depth adjustments and 45-degree bevel cuts, suitable for artistic or functional end pieces. While both saws cater to different user needs, the SKILSAW stands out for its ability to handle more diverse cutting tasks in a professional setting.
Ease of Use
The Worx WX439L focuses on user-friendliness with features like easy depth adjustments and a quick blade change system, allowing DIY users to operate it effectively without extensive experience. Its design promotes one-handed use, making it accessible for a wider audience. The SKILSAW, while slightly more complex due to its size and power, is still designed for efficiency on the job site. However, it may require more experience to operate effectively, especially for intricate cuts.
Price Comparison
The SKILSAW is priced at $284.80, representing a significant investment for users seeking a high-quality, durable circular saw. In contrast, the Worx WX439L is priced at $72.37, making it a much more budget-friendly option for casual users or those just starting with DIY projects. This price difference of about $212.43 suggests that the SKILSAW is targeted towards professionals, while the Worx is designed for everyday consumers looking for practicality and affordability.
Which should you buy?
Choosing between the SKILSAW SPT70WM-01 and the Worx WX439L ultimately depends on your specific needs. If you are a professional or a serious DIY enthusiast who requires a powerful tool for extensive cutting tasks, the SKILSAW's robust features and durability justify its higher price. However, if you are looking for a compact, lightweight saw for simpler projects around the house, the Worx offers great value at an accessible price point. In summary, assess your cutting requirements, budget, and whether you prioritize power or convenience when making your decision.

