Skip to content

Porsche , vs Porsche Cayenne: reliability comparison

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

Porsche ,
89%
MOT pass rate · 2 vehicles
Porsche Cayenne
84%
MOT pass rate · 40,483 vehicles
Verdict: On MOT pass rate the Porsche , (89%) 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 , Porsche Cayenne
MOT pass rate 89% ✓ 84%
MOT failure rate 11% ✓ 16%
Faults & advisories per test 0.4 ✓ 1.2
Dangerous-fault share 0% ✓ 3%
Average mileage 156,985 mi 87,610 mi
Sample size (vehicles) 2 40,483

Most common faults

Porsche ,

  1. Nearside Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)
  2. Nearside Headlamp aim too high (1.8)
  3. Offside Headlamp aim too high (1.8)
  4. Nearside Front front brake binding (3.7.B.1)
  5. Nearside Rear front brake binding (3.7.B.1)
  6. Offside Front Brake hose bulging under pressure (3.6.B.3)

Porsche Cayenne

  1. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  2. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
  6. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Reliability FAQ

On MOT pass rate the Porsche , (89%) and Porsche Cayenne (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Porsche , 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.