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Porsche 911 carrera 4 cabrio vs Porsche Macan: reliability comparison

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

Porsche 911 carrera 4 cabrio
72%
MOT pass rate · 65 vehicles
Porsche Macan
92%
MOT pass rate · 37,639 vehicles
Verdict: On MOT pass rate the Porsche 911 carrera 4 cabrio (72%) and Porsche Macan (92%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Porsche 911 carrera 4 cabrio Porsche Macan
MOT pass rate 72% 92% ✓
MOT failure rate 28% 8% ✓
Faults & advisories per test 1.2 0.8 ✓
Dangerous-fault share 0% ✓ 4%
Average mileage 86,821 mi 50,555 mi
Sample size (vehicles) 65 37,639

Most common faults

Porsche 911 carrera 4 cabrio

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  3. Nearside rear light cluster slightly damaged.
  4. Under-trays fitted obscuring some underside components
  5. Nearside Rear Direction indicator not working (4.4.1 (a) (ii))
  6. Offside Rear fog lamp not working (1.3.2b)

Porsche Macan

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

Reliability FAQ

On MOT pass rate the Porsche 911 carrera 4 cabrio (72%) and Porsche Macan (92%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Porsche 911 carrera 4 cabrio report Full Porsche Macan 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.