Milwaukee M18 Fuel Metal Cutting Circular Saw
Score: 88/100
DeWalt DCS578B
Score: 92/100Rankings
The DeWalt DCS578 is a 60V MAX* brushless cordless 7-1/4-inch circular saw designed to deliver corded-level power with 2456W output. It features an electric brake and a 57-degree bevel capacity, making it a high-performance tool for professional framing. While it offers exceptional power and portability, the lack of included batteries and variable speed control are notable trade-offs.
The Milwaukee M18 Fuel Metal Cutting Circular Saw is a compact, cordless brushless saw designed for fast, burr-free cuts in ferrous metals like EMT conduit and sheet metal. It features a POWERSTATE brushless motor delivering 3,900 RPM and REDLINK PLUS intelligence for durability, offering up to 370 cuts in 3/4" EMT on a single XC5.0 battery charge. The tool is optimized for electricians and HVAC technicians needing portable, high-volume cutting capabilities in tight spaces.
| Attribute | | |
|---|---|---|
5.375 inches | 7.25 inchesbest | |
2.25 inches | 2.563 inchesbest | |
3,900 RPM | 5,800 RPMbest | |
0 degrees | 57 degreesbest | |
18 V | 60 Vbest | |
| ↓ lower better | 4.8 lbsbest | 8.2 lbs |
0.787 inchesbest | 0.625 inches | |
5 yearsbest | 3 years |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Power & Motor(1) | ||
Voltage (V) | 18 V | 60 V |
Performance & Cutting(5) | ||
Blade Diameter (inches) | 5.375 inches | 7.25 inches |
Cutting Depth at 90 Degrees (inches) | 2.25 inches | 2.5625 inches |
No-Load Speed (RPM) | 3900 RPM | 5800 RPM |
Bevel Capacity (degrees) | 0 degrees | 57 degrees |
Arbor Size (inches) | 0.787 inches | 0.625 inches |
General & Warranty(1) | ||
Warranty Length (years) | 5 years | 3 years |
Design & Ergonomics(1) | ||
Weight (lbs) | 4.8 lbs | 8.2 lbs |
Features & Accessories(4) | ||
Dust Collection | false | |
Electric Brake | false | true |
Spindle Lock | true | |
Included Blade | true | false |
Products in the top-left offer the best value (high score, low price).
Professional reviewers, including Pro Tool Reviews and ToolGuyd, praise the Milwaukee 2782-20 for its cordless performance that rivals corded saws. They highlight the POWERSTATE motor, REDLITHIUM battery compatibility, and REDLINK PLUS intelligence as key drivers for its industry-leading speed and runtime.
Everyday users commonly praise the tool for its exceptional battery life, clean cuts, and lightweight balance, particularly for overhead work. Recurring complaints focus on blade wear with thicker metals, occasional chip buildup, and the limitation of the bare tool format.
“Extremely powerful”
“Quick brake”
Professional reviewers and editors praise the DeWalt DCS578 for its significant power upgrade, citing the jump from 1600W to 2456W as impressive for tough jobs. It is widely regarded as DeWalt's most powerful 7-1/4-inch cordless saw.
Everyday consumers commonly praise the saw for being extremely powerful and capable of cutting through wood with ease. Recurring complaints focus on the added bulk and weight when using larger batteries.
