AUDI RS6 (2004)
Running costs, common problems, and reliability data based on 106 real MOT tests in 2024.
MOT Pass Rate
87%
Total Tests (2024)
106
Avg Mileage
99,318 mi
Est. Annual Cost
£2,247
Is the 2004 AUDI RS6 reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 20 years old, 87% of AUDI RS6s from 2004 passed their MOT first time in 2024. That's based on 106 tests across the UK. The average mileage at this age is 99,318 miles.
How does the 2004 AUDI RS6 compare?
Mileage Analysis
The average 2004 AUDI RS6 has 99,318 miles on the clock, which is below the expected 148,000 miles for a 20-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Best year to buy a AUDI RS6?
The most reliable year is the 2014 model with a 92% MOT pass rate, while the 2003 model has the lowest at 86%. The 2004 sits between the two at 87%.
How much does a 2004 AUDI RS6 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 RS6 by Year
Checking a specific AUDI RS6?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2004 AUDI RS6
The 2004 AUDI RS6 is a premium performance with a 4172cc petrol engine. 106 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 12% of all 2004 cars for reliability.
With an average of 99,318 miles at 20 years old, AUDI RS6 owners tend to use this car less than the typical driver.
2004 AUDI RS6 Fuel Costs
The 4172cc 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 2004 AUDI RS6?
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 87% pass rate. Keeping on top of servicing will help avoid surprises.
AUDI RS6 Reliability Trend
Newer AUDI RS6s show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 2004 AUDI RS6
At 20 years old, the AUDI RS6 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 2014 model has the highest pass rate at 92%.
Alternatives to the 2004 AUDI RS6
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- LAND ROVER RANGE ROVER (2006) 80% pass rate (-7%) from 8,231 tests
- LAND ROVER RANGE ROVER SPORT (2005) 82% pass rate (-5%) from 8,058 tests
- PORSCHE 911 (2006) 90% pass rate (+3%) from 6,184 tests
- VOLVO XC90 (2006) 73% pass rate (-14%) from 5,088 tests