Audi S4 avant
Reliability, running costs, and MOT data across 9 years from 528 real MOT tests.
Avg Pass Rate
87%
Total Tests
528
Best Year
2011 (100%)
Years Covered
9
How reliable is the Audi S4 avant?
Audi S4 avant by Year
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About the Audi S4 avant
The Audi S4 avant has been tested 528 times in 2024 MOT data across 9 model years (2003 to 2012), with an average pass rate of 87%. That's slightly above the national average of 82%. Available as petrol.
Best and Worst Years
The 2011 model is the most reliable with a 100% pass rate from 54 tests. The 2006 model has the lowest at 70%. With a 30 point spread, choosing the right year makes a big difference to reliability.
Reliability Trend
Newer AUDI S4 AVANTs show better MOT pass rates than older ones, with an average improvement of 11 percentage points.
Mileage Across Years
The oldest model in our data (2003) averages 130,012 miles, while the newest (2012) averages 96,854 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.