DEWALT Circular Saw, 6-1/2-Inch, TrackSaw Kit vs DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake
Updated July 2026 — DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake leads on speed and power.
The DWS520K excels in precision cutting and value, while the DCS578X2 offers more power and portability.
Why DEWALT Circular Saw, 6-1/2-Inch, TrackSaw Kit is better
Price
DWS520K is $72.23 cheaper
Precision
Better for intricate cuts
Weight
Lighter and easier to handle
Why DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake is better
Power
47% more power than DCS575
Portability
Cordless design allows for greater mobility
Cut Depth
Maximum cut depth of 2-9/16 inches
Overall score
Specifications
| Spec | DEWALT Circular Saw, 6-1/2-Inch, TrackSaw Kit | DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake |
|---|---|---|
| Motor | 12A | 60V |
| Brake | No | Yes |
| LED Light | No | Yes |
| Anti-Kickback | Yes | No |
| Track System | Yes | No |
Dimension comparison
Overview of the DEWALT Circular Saw Models
In this comparison, we will examine the DEWALT Circular Saw, 6-1/2-Inch, TrackSaw Kit (DWS520K) against the DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake Kit, 7-1/4-Inch (DCS578X2). The DWS520K is priced at $506.77, while the DCS578X2 is available for $579.00, making the DWS520K about 12% cheaper. Both saws are designed for precision cutting, but they cater to different user needs and preferences.
Design and Build Quality
The DEWALT Circular Saw, DWS520K, features a zero-clearance track saw cutting system that ensures precise, straight, and splinter-free cuts. Its compact design allows for easy maneuverability and handling, especially in confined spaces. On the other hand, the DCS578X2 boasts a robust 7-1/4-inch blade, providing a maximum cut depth of 2-9/16 inches at a 90-degree bevel. The integrated rafter hook adds convenience for easy storage. While both saws are built to a high standard, the TrackSaw Kit’s design enhances portability and precision, making it ideal for intricate tasks.
Cutting Performance
When it comes to cutting power, the DEWALT FLEXVOLT DCS578X2 stands out with up to 47% more power compared to its predecessor, the DCS575. It features a no-load speed of 5800 RPM, delivering performance comparable to corded models without the constraints of a power cord. The DWS520K, with its 12A, 1300W motor, efficiently cuts through hardwoods up to 2-1/8 inches thick. For users seeking maximum power and versatility, the DCS578X2’s performance is notable, but the DWS520K excels in precision cutting, particularly for tasks requiring meticulous detail.
Portability and Power Source
The DEWALT DWS520K is a corded model, providing consistent power without the concern of battery life. This can be advantageous for users who prefer uninterrupted operation during prolonged tasks. Conversely, the DCS578X2 is a cordless saw that utilizes DEWALT's FLEXVOLT technology, allowing for greater flexibility and mobility on job sites. While the DWS520K may be favored for stationary work, the DCS578X2 offers the convenience of portability, particularly beneficial for contractors working in various locations.
Features and Technology
The DWS520K is equipped with features such as a continuous anti-kickback mechanism and a low-profile blade guard, enhancing safety and usability in tight spaces. Additionally, it is designed for use with dual-edged tracks, ensuring straight cuts in both directions. The DCS578X2, on the other hand, includes an electric brake that stops the blade immediately upon trigger release, adding an extra layer of safety. It also has an integrated LED for improved visibility, which is essential for precise cuts. Both saws come with innovative features, but the choice largely depends on the specific cutting needs of the user.
Applications and Versatility
The DEWALT DWS520K is particularly effective for woodworking and applications requiring high accuracy, such as cabinetry and furniture making, thanks to its track system. It allows for various cutting angles, including bevel or inside plunge cuts. In contrast, the DCS578X2 is designed for a broader range of applications, including framing, decking, and other heavy-duty tasks, owing to its powerful motor and larger cutting capacity. Users looking for versatility may find the DCS578X2 more suited to their diverse project needs.
Price Comparison
The DEWALT Circular Saw, DWS520K, comes at a price of $506.77, while the DCS578X2 is priced at $579.00, making the DWS520K approximately $72.23 cheaper. This price difference can be significant for users on a budget or those who require multiple tools. However, the increased cost of the DCS578X2 can be justified by its added power and cordless convenience, appealing to those who prioritize mobility and performance.
Customer Feedback
Both saws have garnered positive feedback from users, with the DWS520K having a bestseller rank of 101014 and the DCS578X2 ranked at 96202. Users appreciate the DWS520K for its precision and ability to handle intricate cuts, while the DCS578X2 is praised for its power and cordless design. Customer reviews highlight the importance of choosing the right saw based on specific project demands and personal preferences, reinforcing the idea that both models have their strengths.
Which should you buy?
When deciding between the DEWALT Circular Saw, DWS520K, and the DEWALT FLEXVOLT 60V MAX* Circular Saw, DCS578X2, consider your specific needs. If precision cutting and the ability to make intricate cuts are your priorities, the DWS520K offers excellent value at a lower price. However, if you require portability, power, and versatility for a range of applications, the DCS578X2 is worth the investment. Both saws have their distinct advantages, so the best choice ultimately depends on the type of projects you intend to tackle.

