Porsche 911 targa 4 auto
Reliability, running costs, and MOT data across 2 years from 290 real MOT tests.
Avg Pass Rate
97%
Total Tests
290
Best Year
2020 (100%)
Years Covered
2
How reliable is the Porsche 911 targa 4 auto?
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About the Porsche 911 targa 4 auto
The Porsche 911 targa 4 auto has been tested 290 times in 2024 MOT data across 2 model years (2020 to 2021), with an average pass rate of 97%. That's comfortably above the national average of 82%, making it a reliable choice. Available as petrol.
Best and Worst Years
The 2020 model is the most reliable with a 100% pass rate from 64 tests. The 2021 model has the lowest at 94%. The 6 point spread between years means reliability varies somewhat, but no year is dramatically different.
Mileage Across Years
The oldest model in our data (2020) averages 15,521 miles, while the newest (2021) averages 16,822 miles.
Compared to the Porsche brand average of 92%, the 911 targa 4 auto performs 5 points better, making it one of the more reliable options in the Porsche range.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.