PORSCHE BOXSTER MOT Pass Rate
87.2% of 12,531 PORSCHE BOXSTER MOT tests pass.
At 87.2%, The BOXSTER passes slightly less often than the average across all PORSCHE models (91.7%).
The PORSCHE BOXSTER passes its MOT 87.2% of the time — well above the national average for cars, which sits at 78.3%.
Pass rate by vehicle age
Pass rate declines noticeably with age, from 98.6% at 0–3 years to 82.3% at 15+ years.
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | 98.6% | 71 | 12,293 miles |
| 3–6 years | 97.6% | 962 | 21,012 miles |
| 6–10 years | 95.3% | 1,967 | 34,936 miles |
| 10–15 years | 91.8% | 2,115 | 50,850 miles |
| 15+ years | 82.3% | 7,416 | 81,279 miles |
Common MOT failure reasons for the PORSCHE BOXSTER
The most common reason the PORSCHE BOXSTER fails its MOT is lamps, reflectors and electrical equipment — present in 53.4% of failed tests, most often logged as "not working".
| Category | Share of failed tests | Example |
|---|---|---|
| Lamps, reflectors and electrical equipment | 53.4% | not working |
| Brakes | 32.9% | excessively corroded |
| Noise, emissions and leaks | 27.7% | Lambda reading after 2nd fast idle outside specified limits |
| Suspension | 23.8% | fractured or broken |
| Tyres | 16.8% | tread depth below requirements of 1.6mm |
| Body, chassis, structure | 11.3% | constant velocity boot split or insecure, no longer prevents the ingress of dirt |
| Visibility | 10.9% | does not clear the windscreen effectively |
| Steering | 3.6% | ball joint has excessive play |
| Identification of the vehicle | 3.3% | does not conform to the specified requirements |
| Seat belts and supplementary restraint systems | 1.8% | warning lamp indicates a fault |
Related PORSCHE models
- PORSCHE 911 — 91.6% pass rate
- PORSCHE MACAN — 94.8% pass rate
- PORSCHE CAYENNE — 90.5% pass rate
- PORSCHE CAYMAN — 91.6% pass rate
- PORSCHE PANAMERA — 92.6% pass rate
- PORSCHE TAYCAN 4S 93KWH — 95.2% pass rate