Triumph 1500 vs Triumph Mk11 2000 tc: 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 Mk11 2000 tc
67%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Triumph 1500 (74%) and Triumph Mk11 2000 tc (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Triumph 1500 | Triumph Mk11 2000 tc |
|---|---|---|
| MOT pass rate | 74% ✓ | 67% |
| MOT failure rate | 26% ✓ | 33% |
| Faults & advisories per test | 2.3 | 2.0 ✓ |
| Dangerous-fault share | 0% | 0% |
| Average mileage | 58,068 mi | 15,543 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 Mk11 2000 tc
- Nearside Headlamp aim too low (1.8)
- Nearside rear brake binding (3.7.B.1)
- Offside Headlamp aim too low (1.8)
- Offside Rear Tyre(s) incorrect because different size tyres are fitted on the same axle. (4.1.A.1a)
- Offside rear brake binding (3.7.B.1)
- Top rad hose clamp leaking.
Reliability FAQ
On MOT pass rate the Triumph 1500 (74%) and Triumph Mk11 2000 tc (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Triumph 1500 report Full Triumph Mk11 2000 tc 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.