What year Porsche 911 Carrera Auto is most reliable?

Based on MOT first-test pass rates, the 2021 Porsche 911 Carrera Auto has the highest pass rate at 96.7%, out of 167 vehicles tested.

What are the most common Porsche 911 Carrera Auto MOT failures?

The most common Porsche 911 Carrera Auto MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Porsche 911 Carrera Auto — Reliability by Year

167 vehicles · MOT data 2021–2021 · first-test pass rates

This page shows MOT first-test pass rates for each year the Porsche 911 Carrera Auto was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

Year	Pass rate	Avg mileage	Vehicles
2021	96.7%	13,981 mi	167

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