PORSCHE CAYMAN (2008)
Running costs, common problems, and reliability data based on 2,312 real MOT tests in 2024.
MOT Pass Rate
89%
Total Tests (2024)
2,312
Avg Mileage
74,137 mi
Est. Annual Cost
£2,247
Is the 2008 PORSCHE CAYMAN reliable?
Good reliability. Occasional issues but generally solid. That's 7 points above the national average of 82%.
At 16 years old, 89% of PORSCHE CAYMANs from 2008 passed their MOT first time in 2024. That's based on 2,312 tests across the UK. The average mileage at this age is 74,137 miles.
How does the 2008 PORSCHE CAYMAN compare?
Mileage Analysis
The average 2008 PORSCHE CAYMAN has 74,137 miles on the clock, which is below the expected 118,400 miles for a 16-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Best year to buy a PORSCHE CAYMAN?
The most reliable year is the 2022 model with a 100% MOT pass rate, while the 2006 model has the lowest at 86%. The 2008 sits between the two at 89%.
How much does a 2008 PORSCHE CAYMAN 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 CAYMAN by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2022 | 100% | 60 | 10,562 mi |
| 2021 | 97% | 1,230 | 16,318 mi |
| 2020 | 97% | 1,421 | 17,106 mi |
| 2019 | 95% | 2,635 | 23,973 mi |
| 2018 | 96% | 3,611 | 29,634 mi |
| 2017 | 95% | 2,747 | 32,888 mi |
| 2016 | 96% | 2,725 | 30,854 mi |
| 2015 | 96% | 2,774 | 36,438 mi |
| 2014 | 94% | 2,963 | 49,014 mi |
| 2013 | 95% | 2,270 | 50,622 mi |
| 2012 | 96% | 691 | 51,012 mi |
| 2011 | 92% | 1,167 | 54,736 mi |
| 2010 | 90% | 1,201 | 67,244 mi |
| 2009 | 93% | 1,466 | 67,126 mi |
| 2008 | 89% | 2,312 | 74,137 mi |
| 2007 | 88% | 3,100 | 77,221 mi |
| 2006 | 86% | 3,424 | 80,301 mi |
| 2005 | 89% | 361 | 84,339 mi |
Checking a specific PORSCHE CAYMAN?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2008 PORSCHE CAYMAN
The 2008 PORSCHE CAYMAN is a luxury with a 3387cc petrol engine. 2,312 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It ranks in the top 11% of all 2008 cars for reliability.
With an average of 74,137 miles at 16 years old, PORSCHE CAYMAN owners tend to use this car less than the typical driver.
2008 PORSCHE CAYMAN Fuel Costs
The 3387cc 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 2008 PORSCHE CAYMAN?
Total estimated annual running cost is £2,247 (£187/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% pass rate. Keeping on top of servicing will help avoid surprises.
PORSCHE CAYMAN Reliability Trend
Newer PORSCHE CAYMANs show better MOT pass rates than older ones, with an average improvement of 5 percentage points.
Buying a Used 2008 PORSCHE CAYMAN
At 16 years old, the PORSCHE CAYMAN is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2022 model has the highest pass rate at 100%.
Alternatives to the 2008 PORSCHE CAYMAN
The PORSCHE CAYMAN is actually the most reliable option among similar petrol luxurys from this era. Here are comparable petrol cars with similar engines:
- LAND ROVER FREELANDER (2007) 75% pass rate (-14%) from 28,740 tests
- MERCEDES E (2010) 80% pass rate (-9%) from 25,610 tests
- BMW X1 (2010) 81% pass rate (-8%) from 9,233 tests
- MERCEDES CLK (2007) 76% pass rate (-13%) from 8,003 tests