Audi A6 Battery Sizes (2000 - 2021)

From 2000 to 2021, the Audi A6 has battery codes of H9, H6, and H7.

The Battery Council International has created a standard of battery codes consisting of letters and numbers which refer to the battery size that will fit best for a particular vehicle.

Scroll down to see the physical dimensions and battery code for your specific model year of Audi A6.

2018 to 2021 Audi A6 Battery Size Comparison Table

Year	Battery Code	Length	Width	Height
2021	H9	15 9/16 in.	6 7/8 in.	7 1/2 in.
2020	H9	15 9/16 in.	6 7/8 in.	7 1/2 in.
2019	H9	15 9/16 in.	6 7/8 in.	7 1/2 in.
2018	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.

2013 to 2017 Audi A6 Battery Size Comparison Table

Year	Battery Code	Length	Width	Height
2017	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2016	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2015	H7	12 3/8 in.	6 7/8 in.	7 1/2 in.
2014	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2013	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.

2008 to 2012 Audi A6 Battery Size Comparison Table

Year	Battery Code	Length	Width	Height
2012	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2011	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2010	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2009	H9	15 9/16 in.	6 7/8 in.	7 1/2 in.
2008	H7	12 3/8 in.	6 7/8 in.	7 1/2 in.

2003 to 2007 Audi A6 Battery Size Comparison Table

Year	Battery Code	Length	Width	Height
2007	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2006	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2005	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2004	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2003	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.

2000 to 2002 Audi A6 Battery Size Comparison Table

Year	Battery Code	Length	Width	Height
2002	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2001	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.
2000	H6	12 1/16 in.	6 7/8 in.	7 9/16 in.