Triumph 2000 vs Triumph Tr4 a irs: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Triumph 2000
78%
MOT pass rate · 57,492 vehicles
Triumph Tr4 a irs
100%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Triumph 2000 (78%) and Triumph Tr4 a irs (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Triumph 2000 | Triumph Tr4 a irs |
|---|---|---|
| MOT pass rate | 78% | 100% ✓ |
| MOT failure rate | 22% | 0% ✓ |
| Faults & advisories per test | 1.6 | 0.2 ✓ |
| Dangerous-fault share | 0% | 0% |
| Average mileage | 62,139 mi | 23,358 mi |
| Sample size (vehicles) | 57,492 | 1 |
Most common faults
Triumph 2000
- Parking brake: efficiency below requirements (3.7.B.7)
- Oil leak
- Nearside Front wheel bearing has slight play (2.5.A.3c)
- Offside Front wheel bearing has slight play (2.5.A.3c)
- Windscreen washer provides insufficient washer liquid (8.2.3)
- Offside Rear wheel bearing has slight play (2.6.2)
Triumph Tr4 a irs
- Body has slight displacement of the body relative to the chassis (6.1.B.1a)
Reliability FAQ
On MOT pass rate the Triumph 2000 (78%) and Triumph Tr4 a irs (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Triumph 2000 report Full Triumph Tr4 a irs 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.