
Milwaukee M18 FUEL Brad Nailer
Score: 92/100
Ryobi P321 Cordless Brad Nailer
Score: 85/100Rankings

The Milwaukee M18 FUEL 18-Gauge Brad Nailer is a professional-grade cordless tool featuring a POWERSTATE brushless motor and sealed compressed nitrogen mechanism for pneumatic-like performance. It offers exceptional reliability with a 5-year warranty and advanced features like tool-free depth adjustment. It is best suited for professional carpenters and remodelers who prioritize precision and cordless convenience.

The Ryobi P321 is a lightweight cordless brad nailer featuring AirStrike Technology for hose-free operation and impressive battery life. Its compact design and tool-free adjustments make it ideal for residential trim work. It is best suited for DIY homeowners and finish carpentry on softwoods and plywood.
| Attribute | ![]() | ![]() |
|---|---|---|
110 nailsbest | 105 nails | |
| ↓ lower better | 6.59 lbs | 5.95 lbsbest |
180 nails/minbest | — | |
5 yearsbest | 3 years | |
— | 10.87 inchesbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Fastener Compatibility(2) | ||
Nail Length Range | 5/8-2-1/8 inches | 5/8-2 inches |
Magazine Capacity (nails) | 110 nails | 105 nails |
Features & Controls(1) | ||
Firing Modes | Single/Sequential, Contact | Sequential |
Maintenance & Support(1) | ||
Warranty Duration (years) | 5 years | 3 years |
Ergonomics & Design(1) | ||
Tool Weight (lbs) | 6.59 lbs | 5.95 lbs |


Professional reviewers highlight the tool's ability to produce consistent, clean nail holes matching the head of the nail in both hard and soft woods. They emphasize the zero ramp-up time feature, which allows full power firing from the first shot without gradual acceleration.
Users consistently praise the tool for delivering pneumatic performance without the hassle of a compressor and hose. Common appreciation points include its lightweight and compact design for extended jobsite work, easy operation with intuitive depth adjustment, and clean, professional-looking nail holes with minimal rework.




Professional reviewers praise the Ryobi P321 as a great value with solid performance at its price point. It is noted for singing when used on plywood, plastic trim, and softwoods, driving nails quickly and accurately. Reviewers highlight it as the lightest cordless brad nailer in its class, reducing user fatigue during extended use.