2020 Audi Q3 S Line 35 Tfsi MOT pass rate: 92.5% (4,977 tests)

2020-registered Audi Q3 S Line 35 Tfsis passed 92.5% of 4,977 MOT tests in 2023–2025 — 2.6 points better than all UK cars registered in 2020 (89.9%).
92.5%Pass rate, 2020 cars
102.6Age-adjusted index (100 = average)
4,977Tests analysed
29,099 miMedian mileage at test

Is the 2020 Q3 S Line 35 Tfsi getting worse?

Pass rate of 2020-registered cars across recent test years:

Test yearPass rate
202392.9%
+2.1 vs same-age
202492.6%
+2.6 vs same-age
202592.0%
+3.1 vs same-age

The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.

What fails on a 2020 Q3 S Line 35 Tfsi

#SystemDefects recordedShare
1Tyres27845.5%
2Brakes20533.6%
3Visibility6610.8%
4Lamps, reflectors and electrical equipment132.1%
5Suspension122.0%
6Identification of the vehicle111.8%

All Q3 S Line 35 Tfsi years compared

Registration yearTestsPass rateVs same-ageMedian mileage
2020 (this page) 4,977 92.5% +2.6 pts 29,099
2021 2,497 92.8% +2.3 pts 27,446
Buying a 2020 Q3 S Line 35 Tfsi? Two checks first

FAQs

Is a 2020 Audi Q3 S Line 35 Tfsi reliable?

2020-registered examples passed 92.5% of their MOT tests (4,977 tests, 2023–2025), +2.6 points versus all UK cars registered in the same year. At roughly 6 years old with a median 29,099 miles, condition now varies car by car — always check the individual MOT history.

What mileage is too high for a 2020 Q3 S Line 35 Tfsi?

The median tested example shows 29,099 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.

Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.