AUDI S6 (2008)
Running costs, common problems, and reliability data based on 41 real MOT tests in 2024.
MOT Pass Rate
83%
Total Tests (2024)
41
Avg Mileage
101,397 mi
Est. Annual Cost
£2,247
Is the 2008 AUDI S6 reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%. It falls below the AUDI brand average of 90%.
At 16 years old, 83% of AUDI S6s from 2008 passed their MOT first time in 2024. That's based on 41 tests across the UK. The average mileage at this age is 101,397 miles.
How does the 2008 AUDI S6 compare?
Mileage Analysis
The average 2008 AUDI S6 has 101,397 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 AUDI S6?
The most reliable year is the 2013 model with a 96% MOT pass rate, while the 2007 model has the lowest at 84%. The 2008 sits between the two at 83%.
How much does a 2008 AUDI S6 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.
AUDI S6 by Year
Checking a specific AUDI S6?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2008 AUDI S6
The 2008 AUDI S6 is a premium performance with a 5204cc petrol engine. 41 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2008, the average MOT pass rate is 73%, and this model beats that benchmark.
With an average of 101,397 miles at 16 years old, AUDI S6 owners drive about as much as the UK average.
2008 AUDI S6 Fuel Costs
The 5204cc 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 AUDI S6?
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 83% pass rate. Keeping on top of servicing will help avoid surprises.
AUDI S6 Reliability Trend
The AUDI S6 has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2008 AUDI S6
At 16 years old, the AUDI S6 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 2013 model has the highest pass rate at 96%. Note: with only 41 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2008 AUDI S6
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- BMW X5 (2010) 86% pass rate (+3%) from 8,668 tests
- AUDI A6 (2009) 81% pass rate (-2%) from 8,341 tests
- MERCEDES ML (2006) 80% pass rate (-3%) from 3,946 tests
- MERCEDES SL (2008) 90% pass rate (+7%) from 1,940 tests