AUDI Q5 (2018)
Running costs, common problems, and reliability data based on 26,447 real MOT tests in 2024.
MOT Pass Rate
92%
Total Tests (2024)
26,447
Avg Mileage
53,765 mi
Est. Annual Cost
£1,690
Is the 2018 AUDI Q5 reliable?
Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%.
At 6 years old, 92% of AUDI Q5s from 2018 passed their MOT first time in 2024. That's based on 26,447 tests across the UK. The average mileage at this age is 53,765 miles.
How does the 2018 AUDI Q5 compare?
Mileage Analysis
The average 2018 AUDI Q5 has 53,765 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 Q5?
The most reliable year is the 2021 model with a 96% MOT pass rate, while the 2009 model has the lowest at 81%. The 2018 sits between the two at 92%.
How much does a 2018 AUDI Q5 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 Q5 by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 96% | 522 | 28,479 mi |
| 2020 | 95% | 16,809 | 37,518 mi |
| 2019 | 93% | 24,241 | 45,577 mi |
| 2018 | 92% | 26,447 | 53,765 mi |
| 2017 | 88% | 21,376 | 62,680 mi |
| 2016 | 90% | 23,838 | 74,109 mi |
| 2015 | 89% | 22,833 | 82,808 mi |
| 2014 | 89% | 19,323 | 90,242 mi |
| 2013 | 88% | 14,036 | 101,461 mi |
| 2012 | 86% | 10,357 | 106,911 mi |
| 2011 | 83% | 12,019 | 115,985 mi |
| 2010 | 82% | 8,422 | 123,790 mi |
| 2009 | 81% | 8,979 | 131,180 mi |
| 2008 | 85% | 375 | 130,615 mi |
Checking a specific AUDI Q5?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 AUDI Q5
The 2018 AUDI Q5 is a premium performance with a 2967cc diesel engine. 26,447 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 beats that benchmark.
With an average of 53,765 miles at 6 years old, AUDI Q5 owners cover more miles than the average driver.
2018 AUDI Q5 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 2018 AUDI Q5?
Total estimated annual running cost is £1,690 (£141/month), broken down as £1245 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
AUDI Q5 Reliability Trend
Newer AUDI Q5s show better MOT pass rates than older ones, with an average improvement of 7 percentage points.
Buying a Used 2018 AUDI Q5
At 6 years old, the AUDI Q5 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 96%. With 26,447 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2018 AUDI Q5
The AUDI Q5 is actually the most reliable option among similar diesel premium performances from this era. Here are comparable diesel cars with similar engines:
- MERCEDES E (2019) 90% pass rate (-2%) from 41,000 tests
- MERCEDES GLC (2018) 91% pass rate (-1%) from 40,494 tests
- AUDI A5 (2017) 89% pass rate (-3%) from 33,531 tests
- FORD RANGER (2019) 87% pass rate (-5%) from 32,194 tests