AUDI S5 (2015)
Running costs, common problems, and reliability data based on 67 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
67
Avg Mileage
59,833 mi
Est. Annual Cost
£2,097
Is the 2015 AUDI S5 reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%. It also outperforms the AUDI brand average of 90%.
At 9 years old, 94% of AUDI S5s from 2015 passed their MOT first time in 2024. That's based on 67 tests across the UK. The average mileage at this age is 59,833 miles.
How does the 2015 AUDI S5 compare?
Mileage Analysis
The average 2015 AUDI S5 has 59,833 miles on the clock, which is in line with the expected 66,600 miles for a 9-year-old car, suggesting normal everyday use.
How much does a 2015 AUDI S5 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 S5 by Year
Checking a specific AUDI S5?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2015 AUDI S5
The 2015 AUDI S5 is a premium performance with a 2995cc petrol engine. 67 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 16% of all 2015 cars for reliability.
With an average of 59,833 miles at 9 years old, AUDI S5 owners drive about as much as the UK average.
2015 AUDI S5 Fuel Costs
The 2995cc 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 S5?
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 94% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
AUDI S5 Reliability Trend
Newer AUDI S5s show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 2015 AUDI S5
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. Note: with only 67 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2015 AUDI S5
The AUDI S5 is actually the most reliable option among similar petrol premium performances from this era. Here are comparable petrol cars with similar engines:
- BMW 3 SERIES (2014) 87% pass rate (-7%) from 63,059 tests
- VAUXHALL INSIGNIA (2013) 79% pass rate (-15%) from 39,443 tests
- BMW 1 SERIES (2013) 84% pass rate (-10%) from 34,105 tests
- LAND ROVER RANGE ROVER SPORT (2016) 89% pass rate (-5%) from 32,400 tests