Head-to-head · 2005–2025
Yamaha XSR 900 Abarth (mtm 850) vs Aprilia Tuono
The Yamaha XSR 900 Abarth (mtm 850) passes its MOT first time more often than the Aprilia Tuono — 93.2% vs 88.4%, a 4.8-point lead.
MOT reliability, side by side
first-time pass rate, outright fail rate and tests analysed · 2005–2025
| Metric | Yamaha XSR 900 Abarth (mtm 850) | Aprilia Tuono |
|---|---|---|
| First-time pass rate | 93.2% | 88.4% |
| Outright fail rate | 1.6% | 5.5% |
| Median miles at test | 3,942 | 11,489 |
| MOT tests analysed | 370 | 34,724 |
| Most common failure | Identification of the vehicle | brakes |
First-time outcomes on normal tests, 2005–2025. "Most common failure" is the component group with the most recorded defects on failed tests. Read pass rates against test counts: a smaller sample is noisier. Source: DVSA anonymised MOT results.
See each bike's full report — trend, mileage curve, failure breakdown and rivals — on its own page.