AUDI Q7 (2018)
Running costs, common problems, and reliability data based on 10,903 real MOT tests in 2024.
MOT Pass Rate
89%
Total Tests (2024)
10,903
Avg Mileage
61,247 mi
Est. Annual Cost
£1,840
Is the 2018 AUDI Q7 reliable?
Good reliability. Occasional issues but generally solid. That's 7 points above the national average of 82%.
At 6 years old, 89% of AUDI Q7s from 2018 passed their MOT first time in 2024. That's based on 10,903 tests across the UK. The average mileage at this age is 61,247 miles.
How does the 2018 AUDI Q7 compare?
Mileage Analysis
The average 2018 AUDI Q7 has 61,247 miles on the clock, which is above the expected 44,400 miles for a 6-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 Q7?
The most reliable year is the 2021 model with a 93% MOT pass rate, while the 2008 model has the lowest at 84%. The 2018 sits between the two at 89%.
How much does a 2018 AUDI Q7 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 Q7 by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2022 | 94% | 36 | 17,778 mi |
| 2021 | 93% | 388 | 28,769 mi |
| 2020 | 92% | 185 | 41,767 mi |
| 2019 | 91% | 8,422 | 50,096 mi |
| 2018 | 89% | 10,903 | 61,247 mi |
| 2017 | 89% | 12,473 | 71,562 mi |
| 2016 | 88% | 11,128 | 79,377 mi |
| 2015 | 89% | 7,285 | 86,528 mi |
| 2014 | 90% | 7,813 | 93,145 mi |
| 2013 | 89% | 7,685 | 102,228 mi |
| 2012 | 88% | 5,499 | 107,801 mi |
| 2011 | 88% | 4,108 | 114,935 mi |
| 2010 | 86% | 3,769 | 120,905 mi |
| 2009 | 85% | 3,093 | 132,824 mi |
| 2008 | 84% | 5,118 | 136,426 mi |
| 2007 | 84% | 7,283 | 143,640 mi |
| 2006 | 86% | 2,965 | 145,093 mi |
Checking a specific AUDI Q7?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 AUDI Q7
The 2018 AUDI Q7 is a premium performance with a 4000cc diesel engine. 10,903 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2018, the average MOT pass rate is 89%, and this model falls short of that benchmark.
With an average of 61,247 miles at 6 years old, AUDI Q7 owners cover more miles than the average driver.
2018 AUDI Q7 Fuel Costs
The 4000cc 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 2018 AUDI Q7?
Total estimated annual running cost is £1,840 (£153/month), broken down as £1245 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% pass rate. Keeping on top of servicing will help avoid surprises.
AUDI Q7 Reliability Trend
Newer AUDI Q7s show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 2018 AUDI Q7
At 6 years old, the AUDI Q7 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 2021 model has the highest pass rate at 93%. With 10,903 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2018 AUDI Q7
If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- BMW 420 (2016) 89% pass rate (same) from 25,224 tests
- BENTLEY BENTAYGA (2018) 97% pass rate (+8%) from 2,401 tests
- TOYOTA LAND CRUISER (2018) 93% pass rate (+4%) from 1,210 tests
- AUDI SQ7 VORSPRUNG TDI MHEV QUAT A (2020) 95% pass rate (+6%) from 1,149 tests