AUDI Q3 S LINE 45 TFSI QUATTRO S-A (2021)
Running costs, common problems, and reliability data based on 120 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
120
Avg Mileage
24,196 mi
Est. Annual Cost
£1,772
Is the 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%.
At 3 years old, 93% of AUDI Q3 S LINE 45 TFSI QUATTRO S-As from 2021 passed their MOT first time in 2024. That's based on 120 tests across the UK. The average mileage at this age is 24,196 miles.
How does the 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A compare?
Mileage Analysis
The average 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A has 24,196 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.
Best year to buy a AUDI Q3 S LINE 45 TFSI QUATTRO S-A?
The most reliable year is the 2020 model with a 95% MOT pass rate, while the 2019 model has the lowest at 89%. The 2021 sits between the two at 93%.
How much does a 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A 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 S LINE 45 TFSI QUATTRO S-A by Year
Checking a specific AUDI Q3 S LINE 45 TFSI QUATTRO S-A?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A
The 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A is a premium with a 1984cc petrol engine. 120 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 24,196 miles at 3 years old, AUDI Q3 S LINE 45 TFSI QUATTRO S-A owners drive about as much as the UK average.
2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A Fuel Costs
The 1984cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A?
Total estimated annual running cost is £1,772 (£148/month), broken down as £1327 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
AUDI Q3 S LINE 45 TFSI QUATTRO S-A Reliability Trend
Newer AUDI Q3 S LINE 45 TFSI QUATTRO S-As show better MOT pass rates than older ones, with an average improvement of 5 percentage points.
Buying a Used 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet. If you're flexible on year, the 2020 model has the highest pass rate at 95%.
Alternatives to the 2021 AUDI Q3 S LINE 45 TFSI QUATTRO S-A
The AUDI Q3 S LINE 45 TFSI QUATTRO S-A is actually the most reliable option among similar petrol premiums from this era. Here are comparable petrol cars with similar engines:
- VOLKSWAGEN GOLF (2019) 92% pass rate (-1%) from 89,653 tests
- NISSAN QASHQAI (2020) 93% pass rate (same) from 52,321 tests
- MINI COOPER (2019) 92% pass rate (-1%) from 52,140 tests
- HYUNDAI TUCSON (2019) 90% pass rate (-3%) from 42,920 tests