Audi Q3 S Line 35 TDI S-A
Reliability, estimated running costs, and MOT data across 4 model years from 2,310 MOT tests in 2024.
Avg Pass Rate
94%
Total Tests
2,310
Highest Pass Rate
2019 (96%)
Years Covered
4
About the Audi Q3 S Line 35 TDI S-A
The Audi Q3 S Line 35 TDI S-A was MOT tested 2,310 times in 2024 (DVSA data, retests included) across 4 model years (2019 to 2022), with an average pass rate of 94%. That's comfortably above the average of 82% across all models in our data. Our records list diesel versions.
Best and Worst Years
Of the years with at least 100 tests, the 2019 model has the highest pass rate at 96% from 139 tests. The 2020 model has the lowest at 92%. With just a 4 point gap, pass rates are similar across these years. Newer cars usually pass more often simply because they are younger.
Reliability Trend
Older Audi Q3 S Line 35 TDI S-As tend to have better MOT pass rates than newer ones, with an average decline of 4 percentage points across model years.
Mileage Across Years
The oldest model in our data (2019) averages 50,528 miles, while the newest (2022) averages 28,207 miles.
Compared to the Audi brand average of 90%, the Q3 S Line 35 TDI S-A performs 4 points better, making it one of the more reliable options in the Audi range.
Estimated Running Costs
Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.
Full 2022 detailsHow reliable is the Audi Q3 S Line 35 TDI S-A?
Audi Q3 S Line 35 TDI S-A by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
Questions about the Audi Q3 S Line 35 TDI S-A
Is the Audi Q3 S Line 35 TDI S-A reliable?
Across its 4 model years in our data (2019 to 2022), the Audi Q3 S Line 35 TDI S-A averages a 94% MOT pass rate, from 2,310 tests (DVSA MOT data for tests in 2024, retests included). That's 12 points above the average of 82% across all models in the same data. The 2019 model has the highest pass rate of the years with at least 100 tests, at 96%.
Which year Audi Q3 S Line 35 TDI S-A has the best MOT pass rate?
Of the years with at least 100 tests, the 2019 Audi Q3 S Line 35 TDI S-A has the highest MOT pass rate at 96%, while the 2020 model has the lowest at 92%, a 4 point gap. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.
Are newer Audi Q3 S Line 35 TDI S-As more reliable?
Older Audi Q3 S Line 35 TDI S-As tend to have better MOT pass rates than newer ones, with an average decline of 4 percentage points across model years.
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