FLEX 24V Brushless Cordless 6-1/2-Inch In-Line vs Funnywhale Mini Circular Saw Compatible With DeWalt 20V MAX
Updated July 2026 — FLEX 24V Brushless Cordless 6-1/2-Inch In-Line wins on runtime and weight, Funnywhale Mini Circular Saw Compatible With DeWalt 20V MAX wins on rpm.
The FLEX 24V Circular Saw is a powerful tool for heavy-duty tasks, while the Mini Circular Saw is a budget-friendly option for lighter jobs.
Why FLEX 24V Brushless Cordless 6-1/2-Inch In-Line is better
Cutting Capacity
FLEX can cut 3x lumber in one pass.
Power
FLEX has a sensor-free brushless motor.
Warranty
FLEX offers a 5-year limited warranty.
Why Funnywhale Mini Circular Saw Compatible With DeWalt 20V MAX is better
Price
Mini Circular Saw is 77% cheaper.
Weight
Mini Circular Saw weighs only 2.12 lbs.
Battery Compatibility
Mini Circular Saw works with DeWalt 20V MAX batteries.
Overall score
Specifications
| Spec | FLEX 24V Brushless Cordless 6-1/2-Inch In-Line | Funnywhale Mini Circular Saw Compatible With DeWalt 20V MAX |
|---|---|---|
| Power Source | FLEX 24V | DeWalt 20V |
| Motor Type | Brushless | Brushless |
| Warranty | 5 years | N/A |
| Ergonomics | In-line design | Compact |
| Cutting Capacity | 3x lumber | Small cuts |
Dimension comparison
Overview
The FLEX 24V Brushless Cordless 6-1/2-Inch In-Line Circular Saw and the Mini Circular Saw compatible with DeWalt 20V MAX Battery are two distinct tools targeting different users. The FLEX offers a robust in-line design suited for larger projects, while the Mini Circular Saw is a compact option ideal for quick and precise cuts.
The FLEX is priced at $177.66, significantly higher than the Mini Circular Saw, which retails for only $39.99. This price difference of about 77% reflects the intended use and capabilities of each tool. Users should consider their project needs when deciding between these two options.
Design and Usability
The FLEX features a unique in-line design that enhances balance and visibility during cuts. This structure offers a clear view of the blade from both sides, allowing for more accurate cuts. The tool’s ergonomic design, combined with its 6-1/2-inch cutting capacity, makes it suitable for handling larger materials.
On the other hand, the Mini Circular Saw is lightweight and compact, weighing just 2.12 pounds. Its small size makes it easy to handle with one hand, which is ideal for smaller cuts or tight spaces. However, it has a fixed cutting angle and lacks bevel adjustments, which may limit its versatility compared to the FLEX.
Performance
The performance of the FLEX is powered by a sensor-free brushless motor, delivering efficiency and eliminating friction. It can cut through 3x lumber in a single pass, making it a strong candidate for heavy-duty tasks. Additionally, its exceptional runtime allows for up to 430 cuts in 2x4 lumber with a 5.0Ah battery.
In contrast, the Mini Circular Saw features a powerful brushless motor with a no-load speed of 19,000 RPM, suitable for cutting through wood, plastic, and metal. While it is designed for precision cutting, it does not match the cutting capacity of the FLEX and is better suited for lighter tasks.
Battery Compatibility
Battery compatibility is a significant factor for users when choosing a circular saw. The FLEX is part of the FLEX 24V system, meaning it requires specific FLEX batteries and chargers, which are sold separately. This may be a drawback for users who do not already own FLEX tools or batteries.
The Mini Circular Saw is compatible with the widely used DeWalt 20V MAX battery, which many DIY enthusiasts and professionals may already possess. This compatibility offers added convenience and reduces the need to invest in additional batteries, making it a more economical choice for users already in the DeWalt ecosystem.
Cutting Capacity
When it comes to cutting capacity, the FLEX excels with a depth of cut of 2-9/16 inches, allowing it to handle larger materials effectively. This capability is especially beneficial for contractors or serious DIYers working on substantial projects.
In contrast, the Mini Circular Saw has a smaller 3-inch blade, which limits its cutting depth and overall capacity. While it is efficient for smaller jobs and offers tool-free depth adjustments, it cannot match the versatility and power of the FLEX for larger tasks.
Price Point
The price point is a crucial consideration for many buyers. At $177.66, the FLEX is a more significant investment, aimed at users needing a dependable and powerful tool for heavy-duty applications. Despite its higher cost, its performance and features may justify the price for professionals or serious DIY enthusiasts.
The Mini Circular Saw, priced at $39.99, is roughly 77% cheaper than the FLEX. This lower price makes it an attractive option for casual users or those who only need a saw for occasional tasks. However, buyers should be aware that the lower cost comes with limitations in cutting capacity and power.
Brand Reputation
FLEX is known for its innovative tool designs and commitment to quality, as evidenced by the 5-year limited warranty offered on its products. This warranty can provide peace of mind for users who invest in their tools, knowing they are backed by a reputable brand.
Conversely, Funnywhale, the brand behind the Mini Circular Saw, may not have the same level of recognition, which could lead some consumers to question its long-term reliability and performance. However, its products are often well-reviewed for their affordability and practicality, making it a suitable choice for budget-conscious buyers.
Which should you buy?
Choosing between the FLEX 24V Brushless Cordless 6-1/2-Inch In-Line Circular Saw and the Mini Circular Saw compatible with DeWalt 20V MAX Battery largely depends on your specific needs and budget. If you require a powerful, high-capacity tool for extensive projects, the FLEX is a superior choice, despite its higher price tag. Its advanced features and robust design justify the investment for serious users.
On the other hand, if you are looking for a lightweight, compact option for smaller jobs, the Mini Circular Saw offers excellent value at a significantly lower price. Its compatibility with DeWalt batteries adds to its appeal for users already familiar with the DeWalt ecosystem. Ultimately, consider your project requirements and budget to determine which tool best fits your needs.

