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Audi A4 — Reliability by Year

554,424 vehicles · MOT data 1995–2021 · first-test pass rates

This page shows MOT first-test pass rates for each year the Audi A4 was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year
2021
93.6% pass rate · 164 vehicles
⚠
Lowest pass rate year
1995
63.8% pass rate · 10,715 vehicles
Year Pass rate Avg mileage Vehicles
2021
93.6%
28,230 mi 164
2020
91.3%
36,153 mi 6,049
2019
89.7%
40,844 mi 13,224
2018
88.8%
46,017 mi 14,358
2017
88.8%
54,704 mi 23,163
2016
87.3%
61,135 mi 24,763
2015
85.4%
66,911 mi 18,479
2014
84.9%
73,593 mi 19,740
2013
84.6%
77,855 mi 19,145
2012
83.9%
84,060 mi 17,321
2011
82.6%
90,119 mi 18,190
2010
82.1%
91,854 mi 18,447
2009
81.3%
93,945 mi 20,414
2008
79.7%
94,353 mi 28,479
2007
78.6%
95,690 mi 31,132
2006
78.4%
96,365 mi 32,459
2005
78.4%
98,253 mi 32,349
2004
76.5%
99,864 mi 31,443
2003
76.1%
100,192 mi 33,126
2002
75.2%
109,793 mi 28,872
2001
73.6%
109,778 mi 19,555
2000
69.6%
115,710 mi 16,278
1999
67.8%
123,734 mi 17,611
1998
66.5%
127,894 mi 20,028
1997
65.1%
129,869 mi 19,522
1996
64.2%
132,681 mi 19,398
1995
63.8%
130,116 mi 10,715

Which year Audi A4 is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests. Green = noticeably above average for this model; red = noticeably below average.

Tests range from an average of 28,230 miles (newest year) to 132,681 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →

Trying to decide which year to buy?

We've done the full analysis — which years to look for, which to avoid, and where to find the best value for reliability on a Audi A4.

See the buying guide →

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