Triumph 1500 vs Triumph Speed triple 955 i: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Triumph 1500
74%
MOT pass rate · 37,142 vehicles
Triumph Speed triple 955 i
95%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Triumph 1500 (74%) and Triumph Speed triple 955 i (95%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Triumph 1500 | Triumph Speed triple 955 i |
|---|---|---|
| MOT pass rate | 74% | 95% ✓ |
| MOT failure rate | 26% | 5% ✓ |
| Faults & advisories per test | 2.3 | 1.0 ✓ |
| Dangerous-fault share | 0% | 0% |
| Average mileage | 58,068 mi | 36,401 mi |
| Sample size (vehicles) | 37,142 | 1 |
Most common faults
Triumph 1500
- Parking brake: efficiency below requirements (3.7.B.7)
- Windscreen washer provides insufficient washer liquid (8.2.3)
- Nearside Rear wheel bearing has slight play (2.6.2)
- Offside Rear wheel bearing has slight play (2.6.2)
- Brakes imbalanced across an axle (3.7.B.5b)
- Oil leak
Triumph Speed triple 955 i
- Rear wheel bearings have slight free play (2.4.A.2c)
- Steering movement slightly 'notchy' (2.2.1b)
- Foot brake pedal pivot slightly worn
- Lever end missing
- Registration plate characters laid out in an incorrect format (6.3.4f)
- Front Tyre worn close to the legal limit (4.1.3(ii))
Reliability FAQ
On MOT pass rate the Triumph 1500 (74%) and Triumph Speed triple 955 i (95%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Triumph 1500 report Full Triumph Speed triple 955 i report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.