Is the Audi A4 s line 30 tdi s-a reliable?

The Audi A4 s line 30 tdi s-a has an average MOT pass rate of 87% across 2 years, based on 305 tests in 2024. That's 5 points above the national average of 82%. The most reliable year is 2020 with a 89% pass rate.

Which year Audi A4 s line 30 tdi s-a is best?

The 2020 Audi A4 s line 30 tdi s-a has the highest MOT pass rate at 89%, while the 2019 model has the lowest at 84%. There's a 5 percentage point spread between the best and worst years.

Audi A4 s line 30 tdi s-a Running Costs, MOT Pass Rates & Reliability

Audi A4 s line 30 tdi s-a

Reliability, running costs, and MOT data across 2 years from 305 real MOT tests.

Avg Pass Rate

87%

Total Tests

305

Best Year

2020 (89%)

Years Covered

How reliable is the Audi A4 s line 30 tdi s-a?

vs national average+5% (82% avg)

vs Audi brand average-3% (90% avg)

Best to worst year spread5 percentage points

Audi A4 s line 30 tdi s-a by Year

Year	Pass Rate	Tests	Avg Mileage
2020	89%	274	54,187 mi
2019	84%	31	70,115 mi

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About the Audi A4 s line 30 tdi s-a

The Audi A4 s line 30 tdi s-a has been tested 305 times in 2024 MOT data across 2 model years (2019 to 2020), with an average pass rate of 87%. That's slightly above the national average of 82%. Available as diesel.

Best and Worst Years

The 2020 model is the most reliable with a 89% pass rate from 274 tests. The 2019 model has the lowest at 84%. With just a 5 point spread, the A4 s line 30 tdi s-a is consistently reliable regardless of year.

Mileage Across Years

The oldest model in our data (2019) averages 70,115 miles, while the newest (2020) averages 54,187 miles.

Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.