CarCostCheck

PORSCHE CAYENNE (2008)

Running costs, common problems, and reliability data based on 1,384 real MOT tests in 2024.

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MOT Pass Rate

86%

Total Tests (2024)

1,384

Avg Mileage

109,907 mi

Est. Annual Cost

£2,247

Is the 2008 PORSCHE CAYENNE reliable?

Good reliability. Occasional issues but generally solid. That's close to the national average of 82%. It falls below the PORSCHE brand average of 92%.

At 16 years old, 86% of PORSCHE CAYENNEs from 2008 passed their MOT first time in 2024. That's based on 1,384 tests across the UK. The average mileage at this age is 109,907 miles.

How does the 2008 PORSCHE CAYENNE compare?

Rank among all 2008 cars106th out of 589(top 18%)
Rank among all PORSCHE models234th out of 276(top 85%)
vs national average+4% (82% avg)
vs 2008 cars average+13% (73% avg)
vs PORSCHE average-6% (92% avg)

Mileage Analysis

The average 2008 PORSCHE CAYENNE has 109,907 miles on the clock, which is in line with the expected 118,400 miles for a 16-year-old car, suggesting normal everyday use.

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 2008 sits between the two at 86%.

How much does a 2008 PORSCHE CAYENNE cost to run?

⛽Fuel (Petrol, 4806cc)
£1,592
🏛️Road Tax
£250
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£2,247
Per month£187/mo

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

YearPass RateTestsAvg Mileage
202296%8324,282 mi
202195%4,11527,090 mi
202096%7,13634,631 mi
201995%9,06340,685 mi
201893%5,31051,571 mi
201792%4,85665,047 mi
201692%7,33371,856 mi
201593%6,25879,263 mi
201491%5,62686,652 mi
201391%6,26196,482 mi
201289%5,233104,317 mi
201190%3,069107,653 mi
201089%2,126113,736 mi
200987%1,955119,837 mi
200886%1,384109,907 mi
200783%1,790115,755 mi
200686%2,242118,992 mi
200584%2,951124,592 mi
200484%2,598125,338 mi
200384%1,257121,522 mi

Checking a specific PORSCHE CAYENNE?

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About the 2008 PORSCHE CAYENNE

The 2008 PORSCHE CAYENNE is a luxury with a 4806cc petrol engine. 1,384 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It ranks in the top 18% of all 2008 cars for reliability.

With an average of 109,907 miles at 16 years old, PORSCHE CAYENNE owners drive about as much as the UK average.

2008 PORSCHE CAYENNE Fuel Costs

The 4806cc 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 CAYENNE?

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 86% pass rate. Keeping on top of servicing will help avoid surprises.

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 2008 PORSCHE CAYENNE

At 16 years old, the PORSCHE CAYENNE 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 2020 model has the highest pass rate at 96%.

Alternatives to the 2008 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: