Which is more reliable, the Porsche 993 gt2 or the Porsche Cayenne?

They're very close: the Porsche 993 gt2 has a 80% MOT pass rate and the Porsche Cayenne 84%.

Porsche 993 gt2 vs Porsche Cayenne: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Porsche 993 gt2

80%

MOT pass rate · 2 vehicles

Porsche Cayenne

84%

MOT pass rate · 40,483 vehicles

Verdict: On MOT pass rate the Porsche 993 gt2 (80%) and Porsche Cayenne (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure	Porsche 993 gt2	Porsche Cayenne
MOT pass rate	80%	84% ✓
MOT failure rate	20%	16% ✓
Faults & advisories per test	1.8	1.2 ✓
Dangerous-fault share	0% ✓	3%
Average mileage	9,056 mi	87,610 mi
Sample size (vehicles)	2	40,483

Most common faults

Porsche 993 gt2

Nearside Front Front position lamp(s) missing (1.1.A.3a)
Nearside Front Headlamp aim beam image kick up to the offside (1.8)
Nearside Front Headlamp aim too high (1.8)
Nearside Front Macpherson strut has slight play in the sliding bush or gland slight play in shock (2.5.B.1b)
Nearside Front tyre rubbing slightly on inner wing cover on full lock
Nearside Rear Macpherson strut has slight play in the sliding bush or gland slight play in shock (2.5.B.1b)

Porsche Cayenne

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Reliability FAQ

On MOT pass rate the Porsche 993 gt2 (80%) and Porsche Cayenne (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Porsche 993 gt2 report Full Porsche Cayenne 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.