Fein
Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool
$339
Best Oscillating Multi Tools · head-to-head
Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool vs Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B
A sourced, side-by-side comparison. Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B is cheaper at $129. Every spec and price links to its source.
Ryobi
Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B
$129Cheaper
Which is better: the Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool or Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B?
The Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B wins 1 of the 1 specs we compare head to head; the other wins 0. The Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B is the cheaper at $129. The Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B both leads on specs and costs less — the straightforward pick.
Check Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool price See Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B on Amazon
As an Amazon Associate we earn from qualifying purchases. Prices verified at capture; live price may differ.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool | Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B |
|---|---|---|
| US price | $339 Kit MSRP from Ace Tool and Amazon | $129 |
| Brand | Fein | Ryobi |
| Released | — | — |
| Power source | battery | battery |
| Voltage | 18 | 18 |
| Motor type | brushless | brushless |
| Opm range | 11000-18500 | 0-20000 |
| Stroke angle | 3.4 | 3.8 |
| Accessory interface | StarlockPlus | universal-ois |
| Weight (lb) | 3.83 | 1.9 |
| No load speed | 18500 | 20000 |
| Variable speed | Yes | Yes |
| Tool free blade change | Yes | Yes |
Sources — Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool: acetool.com (verified 2026-06-27). Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B: ryobitools.com (verified 2026-06-27).
What's the difference between the Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool and Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B?
Where the two actually differ on the specs we track (5 of 10). Matching specs are omitted.
- Opm range: Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool 11000-18500 vs Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B 0-20000
- Stroke angle: Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool 3.4 vs Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B 3.8
- Accessory interface: Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool StarlockPlus vs Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B universal-ois
- Weight (lb): Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool 3.83 vs Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B 1.9
- No load speed: Fein MultiMaster AFMM 18 QSL Cordless Oscillating Multi-Tool 18500 vs Ryobi ONE+ HP 18V Brushless Oscillating Multi-Tool PBLMT51B 20000