Head-to-head · 2005–2025
Data as of: DVSA MOT results to 2025
Triumph Tiger 750 vs Yamaha XT 660 Z Tenere
The Triumph Tiger 750 passes its MOT first time more often than the Yamaha XT 660 Z Tenere: 88.0% vs 87.4%, a 0.6-point lead.
MOT reliability, side by side
first-time pass rate, outright fail rate and tests analysed · 2005–2025
| Metric | Triumph Tiger 750 | Yamaha XT 660 Z Tenere |
|---|---|---|
| First-time pass rate | 88.0% | 87.4% |
| Outright fail rate | 5.1% | 6.0% |
| Median miles at test | 20,028 | 16,356 |
| MOT tests analysed | 510 | 5,654 |
| Most common failure | lighting and signalling | lamps and reflectors |
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.