AUDI RS4 (2015)
Running costs, common problems, and reliability data based on 37 real MOT tests in 2024.
MOT Pass Rate
95%
Total Tests (2024)
37
Avg Mileage
74,001 mi
Est. Annual Cost
£2,097
Is the 2015 AUDI RS4 reliable?
Excellent reliability. Very few MOT failures. That's 13 points above the national average of 82%. It also outperforms the AUDI brand average of 90%.
At 9 years old, 95% of AUDI RS4s from 2015 passed their MOT first time in 2024. That's based on 37 tests across the UK. The average mileage at this age is 74,001 miles.
How does the 2015 AUDI RS4 compare?
Mileage Analysis
The average 2015 AUDI RS4 has 74,001 miles on the clock, which is in line with the expected 66,600 miles for a 9-year-old car, suggesting normal everyday use.
Best year to buy a AUDI RS4?
The most reliable year is the 2013 model with a 93% MOT pass rate, while the 2008 model has the lowest at 82%. The 2015 sits between the two at 95%.
How much does a 2015 AUDI RS4 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 RS4 by Year
Checking a specific AUDI RS4?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2015 AUDI RS4
The 2015 AUDI RS4 is a premium performance with a 4163cc petrol engine. 37 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 14% of all 2015 cars for reliability.
With an average of 74,001 miles at 9 years old, AUDI RS4 owners drive about as much as the UK average.
2015 AUDI RS4 Fuel Costs
The 4163cc 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 2015 AUDI RS4?
Total estimated annual running cost is £2,097 (£175/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
AUDI RS4 Reliability Trend
The AUDI RS4 has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2015 AUDI RS4
At 9 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 2013 model has the highest pass rate at 93%. Note: with only 37 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2015 AUDI RS4
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- MERCEDES C (2016) 88% pass rate (-7%) from 80,181 tests
- AUDI A6 (2016) 89% pass rate (-6%) from 26,437 tests
- PORSCHE 911 (2017) 97% pass rate (+2%) from 6,200 tests
- BMW X6 (2017) 92% pass rate (-3%) from 3,667 tests