Triumph 1500 vs Triumph Acclaim hls trio auto: 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 Acclaim hls trio auto
65%
MOT pass rate · 4,857 vehicles
Verdict: On MOT pass rate the Triumph 1500 (74%) and Triumph Acclaim hls trio auto (65%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Triumph 1500 | Triumph Acclaim hls trio auto |
|---|---|---|
| MOT pass rate | 74% ✓ | 65% |
| MOT failure rate | 26% ✓ | 35% |
| Faults & advisories per test | 2.3 | 1.6 ✓ |
| Dangerous-fault share | 0% ✓ | 2% |
| Average mileage | 58,068 mi | 88,088 mi |
| Sample size (vehicles) | 37,142 | 4,857 |
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 Acclaim hls trio auto
- Nearside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
- Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)
- Offside Rear Rear wheel bearing has slight play (2.6.2)
- Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
- Parking brake: efficiency below requirements (3.7.B.7)
- Offside Rear wheel bearing has slight play (2.6.2)
Reliability FAQ
On MOT pass rate the Triumph 1500 (74%) and Triumph Acclaim hls trio auto (65%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Triumph 1500 report Full Triumph Acclaim hls trio auto 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.