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FLEX 24V Brushless Cordless 6-1/2-Inch In-Line vs SKILSAW SPT67WL-01 15 Amp 7-1/4 In. Sidewinder Circular Saw

Updated July 2026 — FLEX 24V Brushless Cordless 6-1/2-Inch In-Line wins on warranty and runtime, SKILSAW SPT67WL-01 15 Amp 7-1/4 In. Sidewinder Circular Saw wins on price and bevel.

The FLEX saw offers superior power and runtime, while the SKILSAW is more affordable and portable.

Why FLEX 24V Brushless Cordless 6-1/2-Inch In-Line is better

Power

FLEX has a brushless motor for 20% more power.

Runtime

FLEX can make up to 430 cuts on a single charge.

Warranty

FLEX offers a 5-year limited warranty.

Why SKILSAW SPT67WL-01 15 Amp 7-1/4 In. Sidewinder Circular Saw is better

Price

SKILSAW is $68.66 cheaper.

Weight

SKILSAW is lighter at 8.6 pounds.

Bevel Capacity

SKILSAW has a 56-degree bevel for versatility.

Overall score

FLEX 24V Brushless Cordless 6-1/2-Inch In-Line
85
SKILSAW SPT67WL-01 15 Amp 7-1/4 In. Sidewinder Circular Saw
75

Specifications

SpecFLEX 24V Brushless Cordless 6-1/2-Inch In-LineSKILSAW SPT67WL-01 15 Amp 7-1/4 In. Sidewinder Circular Saw
Motor TypeBrushless15 Amp
Cut Depth2-9/16 inches2-5/8 inches
Max Cuts430 cutsN/A
WeightN/A8.6 lbs
Bevel AngleN/A56 degrees

Dimension comparison

FLEX 24V Brushless Cordless 6-1/2-Inch In-LineSKILSAW SPT67WL-01 15 Amp 7-1/4 In. Sidewinder Circular Saw

Overview of the FLEX 24V Brushless Cordless In-Line Circular Saw

The FLEX 24V Brushless Cordless In-Line Circular Saw is a powerful tool that stands out with its unique in-line design, offering excellent balance and visibility. Priced at $177.66, it features a brushless motor and a maximum cutting capacity of 2-9/16 inches, allowing users to make clean cuts through 3x lumber in just one pass. This saw also boasts advanced battery technology, providing up to 430 cuts in 2x4 lumber on a single charge.

Overview of the SKILSAW SPT67WL-01 Sidewinder Circular Saw

In contrast, the SKILSAW SPT67WL-01 Sidewinder Circular Saw is priced at $109.00, making it about 39% cheaper than the FLEX saw. This model is known for being the lightest professional circular saw in its class at 8.6 pounds and features a robust 15 Amp motor. The SKILSAW is designed for demanding cuts and includes a 56-degree bevel capacity, allowing for versatile cutting options. With its powerful motor, this saw is ideal for heavy-duty tasks on the job site.

Power and Performance Comparison

The FLEX saw is equipped with a sensor-free brushless motor that enhances efficiency and reduces friction, which is essential for prolonged use. This design translates to 20% more power than conventional models, making it particularly effective for tough cutting tasks. Conversely, the SKILSAW features a 15 Amp motor and a unique Dual-Field motor that dissipates heat, allowing it to maintain performance during extended use. While both saws deliver impressive power, the FLEX's brushless motor gives it an edge in efficiency and runtime, especially for users who prioritize battery performance.

Cutting Capacity and Versatility

When it comes to cutting capacity, the FLEX saw allows for a maximum depth of cut of 2-9/16 inches, enabling users to cut through thicker materials with ease. It also shines with its ability to make up to 430 cuts in 2x4 lumber, showcasing its exceptional runtime. On the other hand, the SKILSAW allows for a 56-degree bevel, providing greater versatility for different cutting angles. While the FLEX excels in depth and battery efficiency, the SKILSAW offers flexibility in cut styles, making both saws suitable for various applications.

Weight and Portability

The SKILSAW is the lighter of the two at just 8.6 pounds, which makes it easier to handle during long work sessions or when making repeated cuts. This portability is ideal for professionals who need a reliable tool that won't weigh them down. In contrast, the FLEX saw's weight is not specified, but its design suggests it may be bulkier due to its battery-powered nature. For users who prioritize portability and ease of transport, the SKILSAW is clearly the better option.

Warranty and Customer Assurance

FLEX backs its circular saw with a 5-year limited warranty, which requires registration within 30 days of purchase. This long warranty period reflects the brand's confidence in its product's durability and performance. Meanwhile, the SKILSAW offers a 1-year limited warranty along with a 180-day money-back guarantee, providing assurance to customers who may have concerns about their purchase. Although both warranties have their merits, the extended coverage from FLEX may offer added peace of mind for users seeking longevity in their tools.

Pricing and Value Proposition

The FLEX saw is priced at $177.66, while the SKILSAW comes in at a more budget-friendly $109.00. This price difference of about $68.66 represents a significant saving of approximately 39%. For consumers looking for an excellent value without compromising too much on performance, the SKILSAW presents an attractive option. However, for those who prioritize advanced features and longer battery life, the FLEX saw justifies its higher price through enhanced capabilities and innovative design.

Which should you buy?

Choosing between the FLEX 24V Brushless Cordless In-Line Circular Saw and the SKILSAW SPT67WL-01 Sidewinder Circular Saw ultimately depends on your specific needs and priorities. If you value portability, versatility in cutting angles, and a lower price point, the SKILSAW is a compelling choice. However, if you require a powerful, efficient tool with a longer runtime and superior cutting capacity, the FLEX saw is worth the investment. Assess your cutting tasks and preferences to determine which circular saw will best meet your demands.