Porsche 911 targa 4s
Reliability, running costs, and MOT data across 2 years from 729 real MOT tests.
Avg Pass Rate
98%
Total Tests
729
Best Year
2020 (100%)
Years Covered
2
How reliable is the Porsche 911 targa 4s?
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About the Porsche 911 targa 4s
The Porsche 911 targa 4s has been tested 729 times in 2024 MOT data across 2 model years (2020 to 2021), with an average pass rate of 98%. 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 94 tests. The 2021 model has the lowest at 96%. With just a 4 point spread, the 911 targa 4s is consistently reliable regardless of year.
Mileage Across Years
The oldest model in our data (2020) averages 10,443 miles, while the newest (2021) averages 10,439 miles.
Compared to the Porsche brand average of 92%, the 911 targa 4s performs 6 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.