
Festool RTS 400 REQ-Plus
Score: 92/100Milwaukee M12 3-Inch Random Orbital Sander
Score: 88/100Rankings

The Festool RTS 400 REQ-Plus is a compact, one-handed random orbital finish sander designed for superfine finishing on flat, vertical, and overhead surfaces. It features a 250 W motor with MMC electronics for constant speed under load and a short 2 mm eccentric stroke for ultra-smooth results with minimal vibration. Ideal for professional woodworkers needing precise control and dust-free operation.
The Milwaukee Tool M12 3-Inch Random Orbital Sander is a compact, brushless 12V tool designed for fine finishing tasks, featuring a 3/32-inch orbit to minimize swirl marks. It offers variable speed control and includes dual vacuum ports for efficient dust extraction, making it ideal for automotive and woodworking applications. However, it is less suited for heavy stock removal or ultra-detailed work on tiny spots.
| Attribute | ![]() | Milwaukee M12 3-Inch Random Orbital Sander |
|---|---|---|
250 Wbest | — | |
12,000 RPMbest | 10,000 RPM | |
2 mm | 2.5 mmbest | |
133 mm | 152.4 mmbest | |
| ↓ lower better | 3.72 kg | 1.63 kgbest |
3 yearsbest | 3 yearsbest | |
4 mbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | Milwaukee M12 3-Inch Random Orbital Sander |
|---|---|---|
Power & Performance(5) | ||
Power Source | Corded | Cordless |
Motor Power (W) | 250 W | Brushless W |
No-Load Speed (RPM) | 12000 RPM | 10000 RPM |
Orbit Diameter (mm) | 2 mm | 2.5 mm |
Sanding Pad Diameter (mm) | 133 mm | 152.4 mm |
Ergonomics & Design(3) | ||
Weight (kg) | 3.72 kg | 1.63 kg |
Switch Type | Standard | Trigger |
Handle Type | Rubberized | Ergonomic |
Features & Accessories(2) | ||
Dust Collection System | Vacuum Port | Integrated |
Pad Attachment Type | Hook-and-loop | Hook and Loop |


Professional reviewers and editors praise the RTS 400 REQ-Plus as a significant upgrade over the previous RTS 400 EQ model, highlighting the more robust power switch and MMC electronics for smooth, reliable performance.
Everyday users and product descriptions highlight benefits aligned with professional needs, such as reduced fatigue and fast finishing speeds. There is recurring praise for the tool's dust-free operation and ease of one-handed maneuverability on cabinets and trim.
“all-day comfort”
“too fine for rough stock removal”

Professional reviewers and editors highlight the Milwaukee 2584-20 as a superior tool for achieving paint-ready finishes on automotive clear coats and primers due to its fine 3/32-inch throw. Experts praise its ergonomic design, brushless motor efficiency, and vacuum compatibility.
Everyday users commonly praise the tool for its smooth operation, lightweight design, and excellent dust extraction capabilities, often reporting all-day comfort during use. However, complaints frequently focus on pad durability under high speeds.