Triumph Speed vs Triumph Street: MOT reliability compared
Updated 05 September 2026.
9.9%
Triumph Street MOT failure rate, 2.5 pts lower than Triumph Speed
Triumph Street is the more reliable MOT performer: 9.9% of Triumph Street MOTs fail versus 12.4% for Triumph Speed, a 2.5 point gap.
| Metric | Triumph Speed | Triumph Street |
|---|---|---|
| MOT failure rate | 12.4% | 9.9% |
| Tests analysed | 169,414 | 119,782 |
| Most common failure | Lamps & electrical (20.6%) | Lamps & electrical (21.9%) |
Questions and answers
Which is more reliable, Triumph Speed or Triumph Street?
Triumph Street is the more reliable MOT performer: 9.9% of Triumph Street MOTs fail versus 12.4% for Triumph Speed, a 2.5 point gap.
What is the MOT failure rate of the Triumph Speed?
12.4% of Triumph Speed MOT tests result in a failure, from 169,414 tests.
What is the MOT failure rate of the Triumph Street?
9.9% of Triumph Street MOT tests result in a failure, from 119,782 tests.