AUDI Q3 (2018)
Running costs, common problems, and reliability data based on 23,734 real MOT tests in 2024.
MOT Pass Rate
91%
Total Tests (2024)
23,734
Avg Mileage
47,374 mi
Est. Annual Cost
£1,582
Is the 2018 AUDI Q3 reliable?
Excellent reliability. Very few MOT failures. That's 9 points above the national average of 82%.
At 6 years old, 91% of AUDI Q3s from 2018 passed their MOT first time in 2024. That's based on 23,734 tests across the UK. The average mileage at this age is 47,374 miles.
How does the 2018 AUDI Q3 compare?
Mileage Analysis
The average 2018 AUDI Q3 has 47,374 miles on the clock, which is in line with the expected 44,400 miles for a 6-year-old car, suggesting normal everyday use.
Best year to buy a AUDI Q3?
The most reliable year is the 2020 model with a 94% MOT pass rate, while the 2011 model has the lowest at 81%. The 2018 sits between the two at 91%.
How much does a 2018 AUDI Q3 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 Q3 by Year
Checking a specific AUDI Q3?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 AUDI Q3
The 2018 AUDI Q3 is a premium with a 1400cc petrol engine. 23,734 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 47,374 miles at 6 years old, AUDI Q3 owners drive about as much as the UK average.
2018 AUDI Q3 Fuel Costs
The 1400cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2018 AUDI Q3?
Total estimated annual running cost is £1,582 (£132/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 91% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
AUDI Q3 Reliability Trend
Newer AUDI Q3s show better MOT pass rates than older ones, with an average improvement of 7 percentage points.
Buying a Used 2018 AUDI Q3
At 6 years old, the AUDI Q3 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 2020 model has the highest pass rate at 94%. With 23,734 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2018 AUDI Q3
The AUDI Q3 is actually the most reliable option among similar petrol premiums from this era. Here are comparable petrol cars with similar engines:
- FORD FIESTA (2016) 81% pass rate (-10%) from 205,128 tests
- VAUXHALL CORSA (2016) 81% pass rate (-10%) from 133,045 tests
- FORD FOCUS (2016) 87% pass rate (-4%) from 109,880 tests
- NISSAN QASHQAI (2017) 86% pass rate (-5%) from 100,176 tests