Triumph 2000 vs Triumph Bonneville street twin: 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 Bonneville street twin
94%
MOT pass rate · 719 vehicles
More reliable
Verdict: On MOT pass rate, the Triumph Bonneville street twin is the more reliable of the two — 94% pass first time versus 78%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Triumph 2000 | Triumph Bonneville street twin |
|---|---|---|
| MOT pass rate | 78% | 94% ✓ |
| MOT failure rate | 22% | 6% ✓ |
| Faults & advisories per test | 1.6 | 0.2 ✓ |
| Dangerous-fault share | 0% ✓ | 5% |
| Average mileage | 62,139 mi | 6,138 mi |
| Sample size (vehicles) | 57,492 | 719 |
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 Bonneville street twin
- Front Tyre worn close to the legal limit (5.2.3 (e))
- Front Brake pad(s) close to minimum limit (1.1.13 (a))
- Rear Tyre worn close to the legal limit (5.2.3 (e))
- Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
- Headlamp aim too low (4.1.2 (a))
- Drive chain slightly loose (6.1.7 (c) (i))
Reliability FAQ
On MOT pass rate, the Triumph Bonneville street twin is the more reliable of the two — 94% pass first time versus 78%. It's one signal among several; check the full breakdown below.
Full Triumph 2000 report Full Triumph Bonneville street twin 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.