AUDI RS4 (2018)
Running costs, common problems, and reliability data based on 47 real MOT tests in 2024.
MOT Pass Rate
100%
Total Tests (2024)
47
Avg Mileage
52,521 mi
Est. Annual Cost
£2,037
Is the 2018 AUDI RS4 reliable?
Excellent reliability. Very few MOT failures. That's 18 points above the national average of 82%. It also outperforms the AUDI brand average of 90%.
At 6 years old, 100% of AUDI RS4s from 2018 passed their MOT first time in 2024. That's based on 47 tests across the UK. The average mileage at this age is 52,521 miles.
How does the 2018 AUDI RS4 compare?
Mileage Analysis
The average 2018 AUDI RS4 has 52,521 miles on the clock, which is in line with the expected 44,400 miles for a 6-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 2018 sits between the two at 100%.
How much does a 2018 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 2018 AUDI RS4
The 2018 AUDI RS4 is a premium performance with a 2894cc petrol engine. 47 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 2% of all 2018 cars for reliability.
With an average of 52,521 miles at 6 years old, AUDI RS4 owners drive about as much as the UK average.
2018 AUDI RS4 Fuel Costs
The 2894cc 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 2018 AUDI RS4?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 100% 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 2018 AUDI RS4
At 6 years old, the AUDI RS4 offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2013 model has the highest pass rate at 93%. Note: with only 47 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2018 AUDI RS4
The AUDI RS4 is actually the most reliable option among similar petrol premium performances from this era. Here are comparable petrol cars with similar engines:
- BMW 5 SERIES (2018) 91% pass rate (-9%) from 40,272 tests
- LAND ROVER RANGE ROVER SPORT (2018) 93% pass rate (-7%) from 34,257 tests
- BMW X3 (2019) 92% pass rate (-8%) from 32,937 tests
- MERCEDES GLC (2019) 93% pass rate (-7%) from 30,341 tests