Audi A4 S Line 35 TFSI MHEV
Reliability, estimated running costs, and MOT data across 2 model years from 283 MOT tests in 2024.
Avg Pass Rate
85%
Total Tests
283
Model Years
2020 to 2021
Years Covered
2
About the Audi A4 S Line 35 TFSI MHEV
The Audi A4 S Line 35 TFSI MHEV was MOT tested 283 times in 2024 (DVSA data, retests included) across 2 model years (2020 to 2021), with an average pass rate of 85%. That's slightly above the average of 82% across all models in our data. Our records list petrol versions.
Mileage Across Years
The oldest model in our data (2020) averages 31,690 miles, while the newest (2021) averages 24,390 miles.
Compared to the Audi brand average of 90%, the A4 S Line 35 TFSI MHEV is 5 points lower, placing it among the less reliable Audi models.
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 2021 detailsHow reliable is the Audi A4 S Line 35 TFSI MHEV?
Audi A4 S Line 35 TFSI MHEV by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
Questions about the Audi A4 S Line 35 TFSI MHEV
Is the Audi A4 S Line 35 TFSI MHEV reliable?
Across its 2 model years in our data (2020 to 2021), the Audi A4 S Line 35 TFSI MHEV averages an 85% MOT pass rate, from 283 tests (DVSA MOT data for tests in 2024, retests included). That's 3 points above the average of 82% across all models in the same data.
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