Porsche 911 2011 reliability and quality
According to yearly reports of vehicle inspection service Porsche 911 reliability is very high.
During regular inspections from 2013 to 2022 in average failures were found for approximately only 4.4 percents of Porsche 911.
The most recent data available is for 2022, when the average defect rate for a 10-year-old Porsche 911 was 3.3 percent, the average for a car that age was 12.4 percent. So in terms of reliability, Porsche 911 has performed very well, or more reliable than 100% of the other cars tested.
The quality comes at a price - used Porsche 911 is around 300 percent more expensive than the average coupes of its age.
Porsche 911 price and technical data
Coupes 2011 - 2015 prices
Learn more about used car reliability: Most reliable used over 15 years old cars,
Most reliable over 15 years old coupes
| Year of inspection | Age of car | Failures found % / average for same age cars |
Place in rating |
|---|---|---|---|
| Porsche 911 2015 | |||
| 2022 | 7 years | 3.3% / 12.37% | 1. from 105 |
| 2021 | 6 years | 2.7% / 9.29% | 1. from 129 |
| 2020 | 5 years | 3.5% / 10.15% | 1. from 126 |
| Porsche 911 2014 | |||
| 2022 | 8 years | 3.3% / 12.37% | 1. from 105 |
| 2021 | 7 years | 4.1% / 14.73% | 1. from 122 |
| 2020 | 6 years | 3.5% / 10.15% | 1. from 126 |
| Porsche 911 2013 | |||
| 2021 | 8 years | 4.1% / 14.73% | 1. from 122 |
| 2020 | 7 years | 6.1% / 16.66% | 1. from 125 |
| 2019 | 6 years | 3.6% / 10.34% | 1. from 131 |
| Porsche 911 2012 | |||
| 2021 | 9 years | 6.7% / 19.96% | 1. from 112 |
| 2020 | 8 years | 6.1% / 16.66% | 1. from 125 |
| 2019 | 7 years | 6.0% / 16.13% | 1. from 119 |
| Porsche 911 2011 | |||
| 2021 | 10 years | 6.7% / 19.96% | 1. from 112 |
| 2020 | 9 years | 8.2% / 23.05% | 1. from 108 |
| 2019 | 8 years | 6.0% / 16.13% | 1. from 119 |