AUDI A5 (2015)
Running costs, common problems, and reliability data based on 22,720 real MOT tests in 2024.
MOT Pass Rate
87%
Total Tests (2024)
22,720
Avg Mileage
82,750 mi
Est. Annual Cost
£1,900
Is the 2015 AUDI A5 reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 9 years old, 87% of AUDI A5s from 2015 passed their MOT first time in 2024. That's based on 22,720 tests across the UK. The average mileage at this age is 82,750 miles.
How does the 2015 AUDI A5 compare?
Mileage Analysis
The average 2015 AUDI A5 has 82,750 miles on the clock, which is above the expected 66,600 miles for a 9-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a AUDI A5?
The most reliable year is the 2021 model with a 92% MOT pass rate, while the 2007 model has the lowest at 82%. The 2015 sits between the two at 87%.
How much does a 2015 AUDI A5 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 A5 by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 92% | 768 | 29,053 mi |
| 2020 | 91% | 5,513 | 35,048 mi |
| 2019 | 90% | 22,290 | 43,034 mi |
| 2018 | 90% | 25,771 | 52,385 mi |
| 2017 | 89% | 33,531 | 63,247 mi |
| 2016 | 88% | 17,690 | 73,631 mi |
| 2015 | 87% | 22,720 | 82,750 mi |
| 2014 | 86% | 23,251 | 92,783 mi |
| 2013 | 85% | 23,409 | 98,721 mi |
| 2012 | 85% | 20,845 | 106,193 mi |
| 2011 | 83% | 21,339 | 112,687 mi |
| 2010 | 82% | 22,181 | 119,440 mi |
| 2009 | 82% | 13,400 | 125,967 mi |
| 2008 | 83% | 8,932 | 132,636 mi |
| 2007 | 82% | 3,222 | 141,630 mi |
Checking a specific AUDI A5?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2015 AUDI A5
The 2015 AUDI A5 is a premium performance with a 2967cc diesel engine. 22,720 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2015, the average MOT pass rate is 83%, and this model beats that benchmark.
With an average of 82,750 miles at 9 years old, AUDI A5 owners cover more miles than the average driver.
2015 AUDI A5 Fuel Costs
The 2967cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2015 AUDI A5?
Total estimated annual running cost is £1,900 (£158/month), broken down as £1245 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 A5 Reliability Trend
Newer AUDI A5s show better MOT pass rates than older ones, with an average improvement of 6 percentage points.
Buying a Used 2015 AUDI A5
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 2021 model has the highest pass rate at 92%. With 22,720 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2015 AUDI A5
If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- MERCEDES GLC (2017) 90% pass rate (+3%) from 28,866 tests
- LAND ROVER RANGE ROVER (2013) 88% pass rate (+1%) from 27,426 tests
- JAGUAR XF (2014) 84% pass rate (-3%) from 26,866 tests
- LAND ROVER DISCOVERY (2017) 90% pass rate (+3%) from 26,598 tests