Audi A6
Reliability, running costs, and MOT data across 28 years from 238,662 real MOT tests.
Avg Pass Rate
82%
Total Tests
238,662
Best Year
2020 (94%)
Years Covered
28
How reliable is the Audi A6?
Audi A6 by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 93% | 2,105 | 36,146 mi |
| 2020 | 94% | 3,470 | 42,761 mi |
| 2019 | 92% | 16,657 | 54,594 mi |
| 2018 | 92% | 16,546 | 62,634 mi |
| 2017 | 91% | 19,296 | 75,408 mi |
| 2016 | 89% | 26,437 | 85,249 mi |
| 2015 | 89% | 22,966 | 96,950 mi |
| 2014 | 88% | 21,808 | 106,355 mi |
| 2013 | 87% | 20,882 | 115,551 mi |
| 2012 | 86% | 16,143 | 125,550 mi |
| 2011 | 82% | 13,126 | 135,985 mi |
| 2010 | 81% | 12,471 | 143,668 mi |
| 2009 | 81% | 8,341 | 150,654 mi |
| 2008 | 80% | 11,124 | 156,627 mi |
| 2007 | 79% | 10,782 | 162,839 mi |
| 2006 | 78% | 6,542 | 165,663 mi |
| 2005 | 78% | 3,534 | 163,283 mi |
| 2004 | 75% | 2,156 | 155,383 mi |
| 2003 | 74% | 1,408 | 153,657 mi |
| 2002 | 73% | 771 | 164,916 mi |
| 2001 | 78% | 356 | 157,216 mi |
| 2000 | 75% | 389 | 150,802 mi |
| 1999 | 73% | 410 | 157,368 mi |
| 1998 | 76% | 222 | 151,701 mi |
| 1997 | 71% | 215 | 176,094 mi |
| 1996 | 78% | 316 | 189,126 mi |
| 1995 | 76% | 136 | 162,842 mi |
| 1994 | 81% | 53 | 140,857 mi |
Checking a specific Audi A6?
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About the Audi A6
The Audi A6 has been tested 238,662 times in 2024 MOT data across 28 model years (1994 to 2021), with an average pass rate of 82%. That's close to the national average of 82%. Available as petrol and diesel.
Best and Worst Years
The 2020 model is the most reliable with a 94% pass rate from 3,470 tests. The 1997 model has the lowest at 71%. With a 23 point spread, choosing the right year makes a big difference to reliability.
Reliability Trend
Newer AUDI A6s 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 (1994) averages 140,857 miles, while the newest (2021) averages 36,146 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.
Compared to the Audi brand average of 90%, the A6 is 8 points lower, placing it among the less reliable Audi models.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.