BLACK+DECKER 20V 5-1/2" Cordless Circular Saw, vs Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact
Updated July 2026 — BLACK+DECKER 20V 5-1/2" Cordless Circular Saw, wins on weight and blade size, Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact wins on speed and portability.
The BLACK+DECKER offers a larger blade and battery compatibility, while the Worx excels in portability and dust management.
Why BLACK+DECKER 20V 5-1/2" Cordless Circular Saw, is better
Larger Blade
5-1/2 inch blade vs 4-1/2 inch blade
Battery System
Part of the POWERCONNECT battery system
Torque
Higher torque motor for better cutting performance
Why Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact is better
Weight
Lighter design for one-handed operation
Dust Management
Includes dust extraction port
Price
Approximately 2.2% cheaper
Overall score
Specifications
| Spec | BLACK+DECKER 20V 5-1/2" Cordless Circular Saw, | Worx WX439L 4.5 Amp WORXSAW 4.5" Electric Compact |
|---|---|---|
| Power | 20V | 4.5 Amp |
| Cutting Capacity | 1.5 inches | 2 inches |
| Bevel Cuts | 45 and 90 degrees | 0-45 degrees |
| Tool-Free Adjustments | Yes | Yes |
| Dust Port | No | Yes |
Dimension comparison
Overview of the BLACK+DECKER 20V 5-1/2" Cordless Circular Saw
The BLACK+DECKER 20V 5-1/2" Cordless Circular Saw is a powerful and versatile tool designed for a range of DIY tasks. Priced at $74.99, it features a fast-cutting 5-1/2-inch blade, making it ideal for various home improvement projects. This saw is part of the POWERCONNECT battery system, which allows compatibility with other tools in the series, although the battery is sold separately. With a sales rank of 102120, it is a popular choice among consumers looking for reliable cordless options. Its compact design enhances ease of use, especially for those new to power tools.
Overview of the Worx WX439L 4.5 Amp WORXSAW
The Worx WX439L 4.5 Amp WORXSAW is a compact electric circular saw that retails for $72.37, making it approximately 2.2% cheaper than the BLACK+DECKER option. It features a 4-1/2-inch blade and is designed for one-hand operation, which adds to its maneuverability. With a sales rank of 69652, it has garnered attention for its lightweight design and efficiency in cutting through 2x4 lumber and other materials. This saw also comes with a dust extraction port, enhancing visibility and cleanliness during use, making it a practical choice for DIY enthusiasts.
Cutting Performance
When it comes to cutting performance, both saws have their strengths. The BLACK+DECKER features a powerful motor that supports high torque, allowing for quick and precise cuts. Its 5-1/2-inch blade can handle a variety of materials, making it suitable for multiple tasks around the house. On the other hand, the Worx WX439L can cut up to 2 inches thick, which is particularly effective for lumber. The ability to operate with one hand gives it an edge in maneuverability, especially in tight spaces. Each saw’s design caters to different user preferences in terms of handling and cutting capabilities.
Ease of Use
Ease of use is a significant factor when selecting a circular saw. The BLACK+DECKER saw boasts tool-free depth adjustments and blade changes, allowing for quick modifications without needing additional tools. This feature is particularly beneficial for users who value convenience during their projects. Conversely, the Worx WX439L emphasizes a lightweight design that makes it easy to operate with one hand. It also offers easy depth adjustments through a lever, which can be adjusted quickly during use. While both tools prioritize user-friendliness, the BLACK+DECKER is designed for those who might need to switch tasks frequently without much downtime.
Portability and Design
In terms of portability, the BLACK+DECKER saw is compact and designed for ease of use, which makes it a solid choice for those who may need to transport it between jobs. Its battery operation adds to its mobility, although users must consider the need for a separate battery purchase. The Worx WX439L, with its slim form factor, is explicitly designed for one-handed use, which may be more appealing for users who prioritize maneuverability and lightweight tools. Both saws are designed for convenience but cater to slightly different user needs regarding portability.
Dust Management
Dust management is another crucial aspect of circular saw performance. The BLACK+DECKER saw does not explicitly mention dust extraction features, which could lead to a messier work environment. In contrast, the Worx WX439L includes a dust port that allows users to connect a vacuum, keeping the workspace clean and safe. This feature enhances visibility during cutting, making it easier to achieve accurate results. Users who prioritize cleanliness and dust management may find the Worx saw more appealing.
Price Comparison
The price of the BLACK+DECKER is $74.99, while the Worx WX439L is priced at $72.37. This makes the Worx saw about 2.2% cheaper, which could influence buyers on a budget. However, the slightly higher price of the BLACK+DECKER may be justified by its additional features and the versatility of its larger blade. Depending on the specific needs of the user, such as battery compatibility or dust management features, the price difference could play a critical role in the decision-making process.
Which should you buy?
Choosing between the BLACK+DECKER 20V 5-1/2" Cordless Circular Saw and the Worx WX439L 4.5 Amp WORXSAW ultimately comes down to personal preference and specific project needs. If you value portability, battery compatibility, and a larger cutting capacity, the BLACK+DECKER is an excellent option. However, if you prefer a lightweight design with easy one-handed operation and effective dust management, the Worx WX439L might be the better choice. Both tools offer excellent functionality, but your unique requirements will determine the best fit for your toolkit.

