Audi S4 tdi quattro auto
Reliability, running costs, and MOT data across 2 years from 825 real MOT tests.
Avg Pass Rate
96%
Total Tests
825
Best Year
2019 (96%)
Years Covered
2
How reliable is the Audi S4 tdi quattro auto?
Checking a specific Audi S4 tdi quattro auto?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the Audi S4 tdi quattro auto
The Audi S4 tdi quattro auto has been tested 825 times in 2024 MOT data across 2 model years (2019 to 2020), with an average pass rate of 96%. That's comfortably above the national average of 82%, making it a reliable choice. Available as diesel.
Best and Worst Years
The 2019 model is the most reliable with a 96% pass rate from 295 tests. The 2020 model has the lowest at 95%. With just a 1 point spread, the S4 tdi quattro auto is consistently reliable regardless of year.
Mileage Across Years
The oldest model in our data (2019) averages 43,445 miles, while the newest (2020) averages 42,748 miles.
Compared to the Audi brand average of 90%, the S4 tdi quattro auto performs 6 points better, making it one of the more reliable options in the Audi range.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.