Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw - vs Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact
Updated July 2026 — Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw - wins on weight and durability, Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact wins on price and maneuverability.
The Milwaukee M18 Circular Saw offers superior durability and cutting power, while the Worx WX439L is a lightweight, budget-friendly option for DIY enthusiasts.
Why Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw - is better
Power
Milwaukee has a higher RPM motor at 3500.
Durability
Milwaukee features magnesium guards for better protection.
Versatility
Milwaukee is suitable for a wider range of professional applications.
Why Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact is better
Price
Worx is $21.63 cheaper.
Weight
Worx is designed for one-handed operation.
Ease of Use
Worx has easy depth adjustments and bevel cutting.
Overall score
Specifications
| Spec | Milwaukee M18 Cordless Lithium-Ion 6-1/2" Circular Saw - | Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact |
|---|---|---|
| RPM | 3500 | 4100 |
| Cutting Capacity | 6.5 inches | 2 inches |
| Power Source | Cordless | Corded |
| Bevel Cuts | No | Yes |
| Included Blade | No | Yes |
Dimension comparison
Overview of the Milwaukee M18 Circular Saw
The M18 Cordless Lithium-Ion 6-1/2" Circular Saw is priced at $94.00 and offers powerful cutting capabilities with a robust design. Milwaukee’s reputation for durability and performance is reflected in this model, which features a 3,500 RPM motor that can handle tough materials like LVL headers.
This circular saw is designed with a magnesium upper and lower guard, ensuring superior durability and blade protection. The ergonomic grip allows for comfortable usage, making it suitable for various applications, including plumbing, electrical work, and carpentry. As a bare tool, it does not include batteries or chargers, which may be a downside for some users.
Overview of the Worx WX439L Compact Circular Saw
The Worx WX439L 4.5 Amp WORXSAW is priced at $72.37, making it about 17% cheaper than the Milwaukee model. This electric circular saw is designed specifically for lightweight, one-handed operation, making it ideal for DIY projects.
With a cutting capacity of up to 2 inches and a maximum speed of 4,100 RPM, the Worx WX439L offers impressive performance for its size. It features easy depth adjustments, bevel cutting capabilities up to 45 degrees, and a dust port for cleaner operation. The included wood cutting blade and hex key add convenience for users.
Cutting Power Comparison
When it comes to cutting power, the Milwaukee M18 Circular Saw is equipped with a powerful 3,500 RPM motor, which delivers efficient cutting through tougher materials. In contrast, the Worx WX439L boasts a slightly higher maximum speed of 4,100 RPM, making it capable of slicing through standard lumber with ease.
However, the Milwaukee saw is designed for heavier applications, while the Worx model excels in lighter, more maneuverable tasks. For those who primarily work with thicker materials, the Milwaukee might be the better choice despite its lower RPM, while the Worx will shine in quick, light-duty cutting tasks.
Design and Ergonomics
The Milwaukee M18 Circular Saw features an ergonomic grip that enhances comfort and control, which is particularly beneficial for extended use. The magnesium guards provide durability and protection, ensuring that the tool can withstand tough job site conditions.
On the other hand, the Worx WX439L is designed for one-handed operation, making it lighter and more maneuverable. Its slim profile allows for easier handling, especially in tight spaces. This design consideration might appeal to DIY enthusiasts who prioritize ease of use over heavy-duty performance.
Versatility in Applications
The Milwaukee saw is marketed for a range of applications, including plumbing, electrical work, framing, and finishing. Its robust design means it can tackle demanding tasks, making it suitable for professionals and serious DIYers alike.
The Worx WX439L, with its compact size and lighter weight, is more suited for home improvement projects that require agility and precision. While it can handle various materials, its primary strength lies in quick, efficient cuts around the house. Users looking for a versatile tool for lighter tasks may find the Worx model more appealing.
Price Comparison
At $94.00, the Milwaukee M18 Circular Saw is positioned as a premium option in the circular saw market, reflecting its durability and performance capabilities. In contrast, the Worx WX439L is available for $72.37, making it a more budget-friendly choice.
The price difference of about $21.63 may be significant for casual users or DIY enthusiasts who may not require the heavy-duty features of the Milwaukee model. However, professionals may justify the higher cost of the Milwaukee for its enhanced durability and cutting power.
Sales Performance and Popularity
In terms of sales rank, the Milwaukee M18 Circular Saw ranks 17,973, indicating a solid presence in the market. Its reputation for quality and reliability likely contributes to its popularity among users seeking dependable tools for demanding jobs.
The Worx WX439L, however, has a lower sales rank of 69,652, which may suggest it is less popular among consumers. This difference could be attributed to its specific design for lighter tasks, appealing primarily to DIY enthusiasts rather than professionals seeking heavy-duty performance.
Which should you buy?
Choosing between the Milwaukee M18 Circular Saw and the Worx WX439L ultimately depends on the intended use. If you require a powerful, durable saw for demanding tasks and appreciate the benefits of a cordless design, the Milwaukee at $94.00 is worth the investment. Its performance and versatility make it suitable for professional applications.
Conversely, if you are a DIY enthusiast looking for a lightweight, budget-friendly option for home projects, the Worx WX439L at $72.37 offers excellent value. Its compact design and ease of use make it ideal for quick jobs around the house. Each saw has its strengths, so consider your specific needs before making a decision.

