Triumph 140e vs Triumph 1500: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Triumph 140e
82%
MOT pass rate · 2 vehicles
Triumph 1500
74%
MOT pass rate · 37,142 vehicles
Verdict: On MOT pass rate the Triumph 140e (82%) and Triumph 1500 (74%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Triumph 140e | Triumph 1500 |
|---|---|---|
| MOT pass rate | 82% ✓ | 74% |
| MOT failure rate | 18% ✓ | 26% |
| Faults & advisories per test | 0.2 ✓ | 2.3 |
| Dangerous-fault share | 0% | 0% |
| Average mileage | 22,394 mi | 58,068 mi |
| Sample size (vehicles) | 2 | 37,142 |
Most common faults
Triumph 140e
- Front Front wheel bearings have slight free play (2.3.5b)
- Headlamp aim too low (1.6)
- Stop lamp does not illuminate immediately a brake applies (1.3.1a)
- Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort (3.3.A1c)
- Front Roller brake test indicates a sticking brake (3.3.A1a)
- Rear Rear position lamp does not illuminate immediately when it is switched on (1.1.3a)
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
Reliability FAQ
On MOT pass rate the Triumph 140e (82%) and Triumph 1500 (74%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Triumph 140e report Full Triumph 1500 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.