Triumph 1500 vs Triumph Triple r: 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 Triple r
86%
MOT pass rate · 2 vehicles
Verdict: On MOT pass rate the Triumph 1500 (74%) and Triumph Triple r (86%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Triumph 1500 | Triumph Triple r |
|---|---|---|
| MOT pass rate | 74% | 86% ✓ |
| MOT failure rate | 26% | 14% ✓ |
| Faults & advisories per test | 2.3 | 0.4 ✓ |
| Dangerous-fault share | 0% | 0% |
| Average mileage | 58,068 mi | 22,450 mi |
| Sample size (vehicles) | 37,142 | 2 |
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 Triple r
- Nearside Front Handlebar handgrip not secure to handlebars. (2.1.1c)
- Front Brake lever is bent but brake can still be readily applied (3.1.3c)
- Rear Brake lever is short but brake can still be readily applied (3.1.3c)
- Front Roller brake test indicates a slightly grabbing brake (3.3.A1b)
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Front Roller brake test indicates a severely juddering brake (3.3.A1b)
Reliability FAQ
On MOT pass rate the Triumph 1500 (74%) and Triumph Triple r (86%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Triumph 1500 report Full Triumph Triple r 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.