Porsche Boxster vs Porsche Gt 1: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Porsche Boxster
83%
MOT pass rate · 46,488 vehicles
Porsche Gt 1
100%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Porsche Boxster (83%) and Porsche Gt 1 (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Porsche Boxster | Porsche Gt 1 |
|---|---|---|
| MOT pass rate | 83% | 100% ✓ |
| MOT failure rate | 17% | 0% ✓ |
| Faults & advisories per test | 1.4 | 0.0 ✓ |
| Dangerous-fault share | 1% | — ✓ |
| Average mileage | 74,547 mi | 4,482 mi |
| Sample size (vehicles) | 46,488 | 1 |
Most common faults
Porsche Boxster
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Under-trays fitted obscuring some underside components
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Porsche Gt 1
No fault breakdown available.
Reliability FAQ
On MOT pass rate the Porsche Boxster (83%) and Porsche Gt 1 (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Porsche Boxster report Full Porsche Gt 1 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.