PORSCHE CAYENNE (2017)
Running costs, common problems, and reliability data based on 4,856 real MOT tests in 2024.
MOT Pass Rate
92%
Total Tests (2024)
4,856
Avg Mileage
65,047 mi
Est. Annual Cost
£2,037
Is the 2017 PORSCHE CAYENNE reliable?
Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%.
At 7 years old, 92% of PORSCHE CAYENNEs from 2017 passed their MOT first time in 2024. That's based on 4,856 tests across the UK. The average mileage at this age is 65,047 miles.
How does the 2017 PORSCHE CAYENNE compare?
Mileage Analysis
The average 2017 PORSCHE CAYENNE has 65,047 miles on the clock, which is above the expected 51,800 miles for a 7-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a PORSCHE CAYENNE?
The most reliable year is the 2020 model with a 96% MOT pass rate, while the 2007 model has the lowest at 83%. The 2017 sits between the two at 92%.
How much does a 2017 PORSCHE CAYENNE cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
PORSCHE CAYENNE by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2022 | 96% | 83 | 24,282 mi |
| 2021 | 95% | 4,115 | 27,090 mi |
| 2020 | 96% | 7,136 | 34,631 mi |
| 2019 | 95% | 9,063 | 40,685 mi |
| 2018 | 93% | 5,310 | 51,571 mi |
| 2017 | 92% | 4,856 | 65,047 mi |
| 2016 | 92% | 7,333 | 71,856 mi |
| 2015 | 93% | 6,258 | 79,263 mi |
| 2014 | 91% | 5,626 | 86,652 mi |
| 2013 | 91% | 6,261 | 96,482 mi |
| 2012 | 89% | 5,233 | 104,317 mi |
| 2011 | 90% | 3,069 | 107,653 mi |
| 2010 | 89% | 2,126 | 113,736 mi |
| 2009 | 87% | 1,955 | 119,837 mi |
| 2008 | 86% | 1,384 | 109,907 mi |
| 2007 | 83% | 1,790 | 115,755 mi |
| 2006 | 86% | 2,242 | 118,992 mi |
| 2005 | 84% | 2,951 | 124,592 mi |
| 2004 | 84% | 2,598 | 125,338 mi |
| 2003 | 84% | 1,257 | 121,522 mi |
Checking a specific PORSCHE CAYENNE?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2017 PORSCHE CAYENNE
The 2017 PORSCHE CAYENNE is a luxury with a 3604cc petrol engine. 4,856 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It ranks in the top 24% of all 2017 cars for reliability.
With an average of 65,047 miles at 7 years old, PORSCHE CAYENNE owners cover more miles than the average driver.
2017 PORSCHE CAYENNE Fuel Costs
The 3604cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2017 PORSCHE CAYENNE?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
PORSCHE CAYENNE Reliability Trend
Newer PORSCHE CAYENNEs show better MOT pass rates than older ones, with an average improvement of 7 percentage points.
Buying a Used 2017 PORSCHE CAYENNE
At 7 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2020 model has the highest pass rate at 96%.
Alternatives to the 2017 PORSCHE CAYENNE
The PORSCHE CAYENNE is actually the most reliable option among similar petrol luxurys from this era. Here are comparable petrol cars with similar engines:
- MERCEDES C (2016) 88% pass rate (-4%) from 80,181 tests
- AUDI A6 (2016) 89% pass rate (-3%) from 26,437 tests
- PORSCHE MACAN (2015) 91% pass rate (-1%) from 10,904 tests
- VOLKSWAGEN TOUAREG (2015) 85% pass rate (-7%) from 9,905 tests