Audi A7 (2015)
Estimated running costs and MOT pass rates from 4,967 MOT tests in 2024.
Annual Cost
£2,341
£195/month
MOT Pass Rate
90%
Excellent
Road Tax
£410
Estimated/year
Est. Insurance
Grp 30-42
2967cc Diesel
Great Choice
90% pass rate, £2,341/year to run. 8 points above average.
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Annual Running Costs
~40 mpg
Estimated CO2 band
Low estimate due to excellent reliability
Estimates based on 7,400 miles/year (UK average), diesel at 199.33p a litre (GOV.UK weekly average, week of 19 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included.
Reliability Verdict
Excellent reliability. Very few MOT failures. That's 8 points above the average of 82% across all models in our data.
90% of MOT tests on Audi A7s from 2015 ended in a pass in 2024, when they were about 9 years old. That's based on 4,967 tests across the UK, retests included. The average mileage recorded at those tests was 83,536 miles.
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How Does It Compare?
Mileage Analysis
83,536
Average miles
66,600
Expected for age
The average 2015 Audi A7 had 83,536 miles on the clock at its 2024 MOT, 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.
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Best Year to Buy?
Of the years with at least 100 tests, the 2019 model has the highest MOT pass rate at 94%, while the 2012 model has the lowest at 88%. The 2015 scores 90%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.
Audi A7 by Year
Similar Cars to Consider
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About the 2015 Audi A7
The 2015 Audi A7 is a premium performance car. Our records list a 2967cc diesel engine, though engines vary between versions. 4,967 MOT tests were recorded on this model in 2024, making it a reasonably common sight on UK roads. Among all models from 2015, the average MOT pass rate is 83%, and this model beats that benchmark.
With an average of 83,536 miles recorded at its 2024 MOT tests, Audi A7 owners cover more miles than the average driver.
2015 Audi A7 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 £1,676 per year with diesel at 199.33p per litre (GOV.UK weekly average, week of 19 October 2026; 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 A7?
Total estimated annual running cost is £2,341 (£195/month), broken down as £1,676 fuel, £410 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 90% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Audi A7 Reliability Trend
The Audi A7 has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2015 Audi A7
At 11 years old, the Audi A7 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 2019 model has the highest pass rate at 94%.
Common Issues to Watch For
These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.
DPF (Diesel Particulate Filter)
Watch outShort journeys clog the DPF. Replacement costs £1,000-£2,500. Check the DPF warning light and ask about driving patterns.
Turbo Wear
Watch outDiesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.
AdBlue System
Medium riskPost-2015 diesels use AdBlue for emissions. Sensor failures and tank heater issues are common. Budget £200-£500 for repairs.
EGR Valve
Watch outExhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.
Dual Mass Flywheel
Watch outLarger diesel engines put extra strain on the dual mass flywheel. Listen for rattling at idle. Replacement with clutch is £800-£1,500.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Clutch Wear
Medium riskWith an average of 84k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.
Brake Discs and Pads
Medium riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2015 Audi A7 stacks up against similar cars for estimated annual running costs, insurance group, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Est. Ins. Group | Total/yr |
|---|---|---|---|---|---|
| Audi A7(2015) | 90% | £1,676 | £410 | Grp 30-42 | £2,341 |
| Audi A5(2017) | 89% | £1,676 | £200 | Grp 30-42 | £2,281-£60 |
| Mercedes GLC(2017) | 90% | £1,676 | £200 | Grp 30-42 | £2,131-£210 |
| Land Rover Range Rover(2013) | 88% | £1,676 | £410 | Grp 30-42 | £2,491+£150 |
| Jaguar XF(2014) | 84% | £1,676 | £410 | Grp 30-42 | £2,491+£150 |
Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 19 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.
Questions about the 2015 Audi A7
Is the 2015 Audi A7 reliable?
Excellent reliability. Very few MOT failures. 90% of MOT tests on 2015 Audi A7s ended in a pass, from 4,967 tests (DVSA MOT data for tests in 2024, retests included). That's 8 points above the average of 82% across all models in the same data.
How much does a 2015 Audi A7 cost to run?
Our estimate is £2,341 a year (£195 a month): £1,676 fuel, £410 road tax, £55 MOT and £200 predicted repairs, based on 7,400 miles a year. Insurance is not included.
What is the MOT pass rate for a 2015 Audi A7?
90% of 4,967 MOT tests on the 2015 Audi A7 ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 136th of 515 models first registered in 2015 (top half).
Which year Audi A7 has the best MOT pass rate?
Of the years with at least 100 tests, the 2019 Audi A7 has the highest MOT pass rate at 94% and the 2012 the lowest at 88%. Newer cars usually pass more often simply because they are younger and have done fewer miles.
What is the average mileage for a 2015 Audi A7?
The average mileage recorded at MOT tests on the 2015 Audi A7 is 83,536 miles, 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.
Related Audi Models
Explore other Audi cars or similar models in the same category.
Audi A3
2015 · 1598cc Diesel
Audi A1
2016 · 1395cc Petrol
Audi A4
2017 · 1968cc Diesel
Audi A5
2017 · 2967cc Diesel
Mercedes GLC
2017 · 2987cc Diesel
Land Rover Range Rover
2013 · 2926cc Diesel
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