Fein GSZ 8-280 PE
Score: 92/100
Milwaukee M12 Fuel Die Grinder
Score: 90/100Rankings
The Fein GSZ 8-280 PE is a compact, high-performance corded die grinder praised for its exceptional balance and power in tight spaces. Its standout feature is the POWERtronic technology, which ensures consistent speed under heavy load, making it ideal for precision work. While it offers superior ergonomics and durability, the corded design and high RPM require careful handling and limit cordless mobility.
The Milwaukee M12 FUEL 1/4" Right Angle Die Grinder is a cordless power tool designed to match or exceed the performance of pneumatic competitors while offering superior mobility. It features a brushless motor delivering up to 0.4 HP and a 4-mode RPM control system for precise speed management in tight spaces. It is best suited for professional service mechanics and automotive technicians needing cordless access in tight spaces.
| Attribute | | |
|---|---|---|
28,000 RPMbest | 24,500 RPM | |
| ↓ lower better | 1.4 kg | 0.75 kgbest |
305 mmbest | 239 mm | |
750 Wbest | 0.4 W | |
127 mm | 131 mmbest | |
127 mmbest | 72 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
General(1) | ||
Warranty | 1 year | 5 years |
Compatibility & Controls(3) | ||
Collet Size | 6 mm | 1/4 inch |
Switch Type | Variable Speed | Trigger |
Tool Type | Straight | Right Angle Die Grinder |
Performance(2) | ||
No-Load Speed (RPM) | 28000 RPM | 24500 RPM |
Motor Power (W) | 750 W | 0.4 W |
Dimensions(3) | ||
Overall Length (mm) | 305 mm | 239 mm |
Overall Width (mm) | 127 mm | 131 mm |
Overall Height (mm) | 127 mm | 72 mm |
Power & Air(1) | ||
Power Source | Corded Electric | Cordless |
Ergonomics & Build(1) | ||
Weight (kg) | 1.4 kg | 0.75 kg |
Products in the top-left offer the best value (high score, low price).
Professional reviewers consistently praise the Fein GSZ 8-280 PE for its exceptional balance, power, and ergonomics, describing it as one of the best machines in its class for confined space work.
Users describe the tool as very easy to operate and appreciate its reliability for professional daily use, with no explicit recurring complaints found.
“This has to be far the best machine that we've ever used-extremely well balanced, very easy to hold, lightweight”
“very very easy to operate”
Professional reviewers and editors praise the Milwaukee M12 FUEL die grinder for its ability to surpass pneumatic performance in power while maintaining a compact form factor. The brushless motor, 4-mode RPM control, and tight-space fit are highlighted as game-changers for service work, with YouTube experts noting the RPM modes ensure safe accessory use and overall superiority over other cordless rivals.
Everyday users, particularly mechanics, note that the tool outperforms air tools in power and portability outside of shop settings. There is specific praise for variable speed features that reduce risks on low-RPM bits. However, recurring themes include shop users preferring 'free' air over batteries, though the power advantage often converts them to the cordless option.
