Skip to content

Porsche Boxster vs Porsche Panamera 4s 5door: 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 Panamera 4s 5door
68%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Porsche Boxster (83%) and Porsche Panamera 4s 5door (68%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Porsche Boxster Porsche Panamera 4s 5door
MOT pass rate 83% ✓ 68%
MOT failure rate 17% ✓ 32%
Faults & advisories per test 1.4 ✓ 1.7
Dangerous-fault share 1% ✓ 3%
Average mileage 74,547 mi 82,144 mi
Sample size (vehicles) 46,488 1

Most common faults

Porsche Boxster

  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. Under-trays fitted obscuring some underside components
  4. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  5. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  6. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Porsche Panamera 4s 5door

  1. Front Brake pad(s) wearing thin (3.5.1g)
  2. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Rear Brake pad(s) wearing thin (3.5.1g)
  4. Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)
  5. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Reliability FAQ

On MOT pass rate the Porsche Boxster (83%) and Porsche Panamera 4s 5door (68%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Porsche Boxster report Full Porsche Panamera 4s 5door 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.