The above three petrol engines of the Audi A6, namely 2.0 TFSI ,2.4 and 2.4 quattro, will perform best with batteries of at least 71 Ah capacity. We recommend choosing higher-end battery models for cars with a large number of optional extras. The weakest of these is the battery Exide Excell EB740 which capacity is 74 Ah and Cold Cranking Amps is 680 A. The most powerful battery is Lucas Supreme LS096 of a capacity 78Ah and Cold Cranking Amps: 780 A. All of the above motors have a base hold-down B13.
For the 2.8 FSI, 2.8 FSI quattro, 3.0 petrol engines and others from the above list, we select batteries measuring 315x175x190 mm with a capacity exceeding 77 Ah. The weakest of these is the battery Exide Excell EB800 which capacity is 80 Ah and Cold Cranking Amps is 640 A. The most powerful battery is Exide Premium EA900 of a capacity 90Ah and Cold Cranking Amps: 720 A. All of the above motors have a base hold-down B13.
For the Audi A6 with a 3.0 TFSI quattro gasoline engine, we choose batteries with dimensions of 352x175x190 mm or 353x175x190 mm, whose capacity exceeds 92 Ah. The weakest of these is the battery Exide Excell EB950 which capacity is 95 Ah and Cold Cranking Amps is 800 A. The most powerful battery is Exide Premium EA1000 of a capacity 100Ah and Cold Cranking Amps: 900 A. All batteries compatible with the 3.0 TFSI quattro engine have a B13 mount.
For Audi A6 with RS6 quattro or S6 quattro petrol engines, we use batteries measuring 353x175x190 mm and with a capacity exceeding 92 Ah (ampere-hours). The weakest of these is the battery Varta Silver Dynamic AGM G14 which capacity is 95 Ah and Cold Cranking Amps is 850 A. The most powerful battery is Exide AGM EK960 of a capacity 96Ah and Cold Cranking Amps: 850 A. All of the above motors have a base hold-down B13.
The Audi A6 with a 2.0 TDI diesel engine should be compatible with batteries of dimensions 276x175x190 mm or 278x175x190 mm, with a minimum capacity of 71 Ah. The most basic battery of this set is Exide Excell EB740 of a capacity 74Ah and 680A Cold Cranking Amps, the battery with the biggest capacity is Lucas Supreme LS096 of a capacity 78 Ah, having 780A Cold Cranking Amps. All batteries compatible with the 2.0 TDI engine have a B13 mount.
The Audi A6 with diesel engines 2.7 TDI, 2.7 TDI quattro, 3.0 TDI, and the others mentioned above, should be equipped with a battery sized 315x175x190 mm, with a minimum capacity of 77 Ah. The most basic battery of this set is Exide Excell EB800 of a capacity 80Ah and 640A Cold Cranking Amps, the battery with the biggest capacity is Exide Premium EA900 of a capacity 90 Ah, having 720A Cold Cranking Amps. All of the above motors have a base hold-down B13. If you’re still unsure which battery fits your Audi A6 , or if you want to help others in their selection, please send us a photo of your current battery in the comment section at the bottom of the page. You can also send the picture to contact@whatbattery.co.uk (we will place it in the comments to also help other users). Be sure to specify the car model, year, type, as well as the engine capacity and power. We’ll do our best to assist you!
See also information about other cars of this manufacturer