CRAFTSMAN V20 4-1/ vs FLEX 24V Brushless Cordless 6-1/2-Inch In-Line
Updated July 2026 — CRAFTSMAN V20 4-1/ wins on portability, FLEX 24V Brushless Cordless 6-1/2-Inch In-Line wins on runtime and power.
The CRAFTSMAN V20 offers great value for general use, while the FLEX 24V excels in power and advanced features.
Why CRAFTSMAN V20 4-1/ is better
Price
CRAFTSMAN is $99.00, significantly cheaper than FLEX.
Weight
CRAFTSMAN is lighter, making it easier to handle.
Ease of Use
CRAFTSMAN features an auxiliary handle for better maneuverability.
Why FLEX 24V Brushless Cordless 6-1/2-Inch In-Line is better
Power
FLEX has a sensor-free brushless motor for higher efficiency.
Cutting Capacity
FLEX can cut 3x lumber in one pass.
Runtime
FLEX offers exceptional runtime with up to 430 cuts on a 5.0Ah battery.
Overall score
Specifications
| Spec | CRAFTSMAN V20 4-1/ | FLEX 24V Brushless Cordless 6-1/2-Inch In-Line |
|---|---|---|
| Motor Type | Brushless | Sensor-Free Brushless |
| Max RPM | 4500 | N/A |
| Cutting Capacity | 1x at 45° | 3x in one pass |
| Battery Included | No | No |
| Warranty | 3-Year | 5-Year |
Dimension comparison
Overview of the CRAFTSMAN V20 and FLEX 24V Circular Saws
The CRAFTSMAN V20 is priced at $99.00, while the FLEX 24V is considerably more expensive at $177.66, making the CRAFTSMAN about 44% cheaper. Both circular saws are designed for cordless convenience, but they target slightly different user needs and preferences. The CRAFTSMAN V20 focuses on portability and ease of use, while the FLEX 24V emphasizes power and advanced features. In this comparison, we will explore their performance, design, and overall value to help you decide which one suits your needs best.
Performance Comparison
The CRAFTSMAN V20 features a brushless motor that delivers up to 4,500 no-load RPM, making it efficient for various cutting tasks. It excels in cutting through 2x material at 90 degrees and 1x at 45 degrees, showcasing its capability for general woodworking needs. In contrast, the FLEX 24V boasts a sensor-free brushless motor designed for higher efficiency and power, allowing it to cut through 3x lumber in a single pass with a depth of cut of 2-9/16 inches. This difference indicates that while both saws are powerful, the FLEX may be more suitable for heavy-duty applications.
Design and Ergonomics
In terms of design, the CRAFTSMAN V20 is lightweight and features an auxiliary handle, making it easy to maneuver, especially in tight spaces. Its compact size is ideal for extended-reach applications. On the other hand, the FLEX 24V introduces the world's first in-line circular saw design, which provides superior balance and visibility on both sides of the blade. This feature is particularly advantageous for making precise cuts. While both designs have their merits, the FLEX's innovative approach may appeal to professionals seeking enhanced control and accuracy.
Cutting Capacity
The cutting capacity of both saws is a crucial factor for users. The CRAFTSMAN V20 can handle standard cuts effectively, but the FLEX 24V stands out with its ability to cut 3x lumber in one pass. This capability means that the FLEX is better equipped for larger projects or thicker materials, making it an ideal choice for contractors or serious DIY enthusiasts. The flexibility in cutting depth and width with the FLEX provides a significant advantage in versatility.
Runtime and Battery Efficiency
The runtime of the CRAFTSMAN V20 is not explicitly stated, but the tool is designed to provide good performance with a brushless motor. The battery and charger, however, are sold separately. The FLEX 24V boasts exceptional runtime, making up to 430 cuts in 2x4 lumber with a 5.0Ah battery. Additionally, it features THERMA-TECH heat management for longer battery life and faster charging capabilities. This aspect is a significant consideration for users who require extended use without frequent interruptions for charging.
Safety Features
Safety is paramount when operating power tools, and both saws incorporate essential safety features. The CRAFTSMAN V20 includes an electronic blade brake that stops the blade quickly, reducing the risk of accidents. Meanwhile, the FLEX 24V emphasizes user safety through its balanced design, which improves control and visibility during cutting tasks. Although both products prioritize safety, the CRAFTSMAN's blade brake may provide additional peace of mind during operation.
Portability and Convenience
When it comes to portability, the CRAFTSMAN V20 shines with its lightweight design, making it easy to carry around for various projects. The on-board blade key storage is a convenient feature that allows for quick blade changes, enhancing the overall user experience. The FLEX 24V, while slightly heavier due to its advanced features, still maintains a level of portability. However, the convenience of having a tool that is easy to transport and handle can be a deciding factor for many users, especially those working in various locations.
Price and Value Proposition
With a price of $99.00, the CRAFTSMAN V20 offers an attractive entry point into the world of cordless circular saws. It provides solid performance and essential features that are suitable for most DIY projects. In contrast, the FLEX 24V, priced at $177.66, includes advanced features such as the in-line design and superior cutting capabilities, which may justify the higher cost for professionals or serious users. Ultimately, the choice between value and advanced features will depend on the user's specific needs.
Which should you buy?
Choosing between the CRAFTSMAN V20 and the FLEX 24V depends largely on your specific needs and budget. If you are looking for a reliable, cost-effective circular saw for general use, the CRAFTSMAN V20 is an excellent choice at $99.00. However, if you require more power, advanced features, and better cutting capacity for larger projects, the FLEX 24V, despite its higher price of $177.66, may be worth the investment. Consider what tasks you will be performing most often and how much you're willing to spend to make the best choice for your toolkit.

