
Milwaukee M18 Fuel 4-in 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 2732-20 M18 FUEL 7-1/4 in. Circular Saw is a high-performance tool-only saw featuring a POWERSTATE brushless motor and REDLINK PLUS intelligence. It offers corded-like power with a magnesium construction for durability. It is best suited for professional framers and carpenters who need cordless freedom with corded power for framing and ripping OSB/plywood.
| Attribute | ![]() | ![]() |
|---|---|---|
7.25 inchesbest | 7.25 inchesbest | |
2.5 inches | 2.563 inchesbest | |
5,800 RPMbest | 5,800 RPMbest | |
50 degrees | 57 degreesbest | |
18 V | 60 Vbest | |
| ↓ lower better | 9.2 lbs | 8.2 lbsbest |
0.625 inchesbest | 0.625 inchesbest | |
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(2) | ||
Cutting Depth at 90 Degrees (inches) | 2.5 inches | 2.5625 inches |
Bevel Capacity (degrees) | 50 degrees | 57 degrees |
General & Warranty(1) | ||
Warranty Length (years) | 5 years | 3 years |
Design & Ergonomics(2) | ||
Weight (lbs) | 9.2 lbs | 8.2 lbs |
Handle Type | null | |
Features & Accessories(3) | ||
Dust Collection | true | |
Spindle Lock | true | |
Included Blade | true | false |

Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the Milwaukee 2732-20 for its 'Next Breakthrough' power, noting that the Gen 2 upgrade successfully matches the performance of 15A corded saws.
Everyday users and field professionals appreciate the smooth operation of the blade guard and the ease of adjusting depth and bevel settings. The primary recurring complaint is the significant weight when using large capacity batteries.

“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.