BLACK+DECKER MATRIX Trim Saw Attachment with 3-3/ vs DEWALT 20V MAX* 6-1/2 in. Brushless Cordless
Updated July 2026 — BLACK+DECKER MATRIX Trim Saw Attachment with 3-3/ wins on price and size, DEWALT 20V MAX* 6-1/2 in. Brushless Cordless wins on power and cut depth.
The DEWALT 20V MAX saw offers superior performance and versatility compared to the BLACK+DECKER MATRIX Trim Saw Attachment, making it the better choice for serious users.
Why BLACK+DECKER MATRIX Trim Saw Attachment with 3-3/ is better
Price
BLACK+DECKER is significantly cheaper at $52.00.
Weight
BLACK+DECKER is lighter and easier to handle.
Compact
BLACK+DECKER is more compact for small tasks.
Why DEWALT 20V MAX* 6-1/2 in. Brushless Cordless is better
Power
DEWALT has a higher RPM of 4,950.
Cut Depth
DEWALT offers a maximum cut depth of 2-1/8 inches.
Features
DEWALT includes advanced features like an electric brake and LED light.
Overall score
Specifications
| Spec | BLACK+DECKER MATRIX Trim Saw Attachment with 3-3/ | DEWALT 20V MAX* 6-1/2 in. Brushless Cordless |
|---|---|---|
| Motor Type | Brushed | Brushless |
| Max RPM | 3400 | 4950 |
| Bevel Capacity | N/A | 50° |
| Battery Type | Matrix System | 20V MAX |
| Electric Brake | No | Yes |
Dimension comparison
Overview of the Products
In this comparison, we look at the BLACK+DECKER MATRIX Trim Saw Attachment and the DEWALT 20V MAX 6-1/2 in. Brushless Cordless Circular Saw. The BLACK+DECKER attachment is priced at $52.00, making it significantly more affordable than the DEWALT saw, which retails for $193.98. While both tools serve the purpose of cutting, they cater to different needs and applications, highlighting their respective strengths.
Design and Usability
The BLACK+DECKER MATRIX Trim Saw Attachment boasts a lightweight and compact design, facilitating comfort and ease of control during use. This is particularly beneficial for users who require a more manageable tool for lighter cutting tasks. In contrast, the DEWALT 20V MAX saw also features a lightweight design but emphasizes maneuverability and safety, with an electric brake that quickly stops the blade after releasing the trigger. This added safety feature is crucial for users who prioritize secure operation while working with power tools.
Performance
When it comes to performance, the BLACK+DECKER MATRIX offers respectable capabilities with a maximum RPM of 3,400, making it suitable for tasks involving plywood, paneling, and fence boards. The DEWALT saw, however, outperforms with a powerful brushless motor that delivers a whopping 4,950 RPM, allowing for faster and more efficient cutting across a variety of materials. This significant difference in RPM indicates that the DEWALT saw is geared towards heavier-duty applications compared to the trim saw attachment.
Cutting Capacity
The cutting capacity of each tool reflects its intended use. The BLACK+DECKER MATRIX Trim Saw is designed primarily for trim work and light cutting tasks, making it ideal for detailed projects. On the other hand, the DEWALT 20V MAX saw provides a maximum cutting depth of 2-1/8 inches at 90 degrees, along with a bevel capacity of up to 50 degrees. This versatility makes it suitable for a broader range of projects, including framing and cross-cutting, which require deeper cuts.
Battery and Power Source
The BLACK+DECKER MATRIX Trim Saw Attachment is designed to work with the BLACK+DECKER BDEDMT and BDCDMT112 tools, which are part of the Matrix system. This means it does not come with a dedicated power source, relying instead on compatible tools. Conversely, the DEWALT 20V MAX saw is cordless and compatible with all DEWALT 20V MAX and FLEXVOLT batteries. This flexibility not only enhances user convenience but also allows for extended runtime without being tethered to an outlet.
Features and Accessories
The DEWALT 20V MAX saw is equipped with several features that enhance its usability, including a bright LED light for improved visibility and a tool-free bevel lever for quick adjustments. Additionally, it can minimize dust with an optional dust chute that is compatible with the DEWALT airlock system. The BLACK+DECKER MATRIX, while lacking these advanced features, does include a spindle lock button that allows for easy bit changes, which is a practical advantage for those who frequently switch tasks.
Price Comparison
The price difference between the two products is substantial, with the BLACK+DECKER MATRIX Trim Saw Attachment priced at $52.00, while the DEWALT 20V MAX saw costs $193.98. This makes the BLACK+DECKER option about 73% cheaper than the DEWALT saw. While this affordability may attract casual users or those with lighter cutting needs, the DEWALT's higher price reflects its more powerful motor and additional features, justifying the investment for professionals or serious DIYers.
Which should you buy?
Choosing between the BLACK+DECKER MATRIX Trim Saw Attachment and the DEWALT 20V MAX 6-1/2 in. Brushless Cordless Circular Saw ultimately depends on your specific needs. If you require a budget-friendly and lightweight option for lighter tasks, the BLACK+DECKER MATRIX is an excellent choice at $52.00. However, for those seeking a more powerful tool capable of handling a variety of cutting applications, the DEWALT 20V MAX saw, despite its higher price of $193.98, offers superior performance and versatility.

