By the sounds of it you want reliable wafting down the motorway.
Observation suggests that an e class merc can take a beating (minicabs etc) as you don't see many BMW hire cars.
My brother in-law has an A6 estate. Bought second hand, I think 2013 model. He covers plenty of miles and has had no issues. Think it's a TDI. Bit harsh though.
By the sounds of it you want reliable wafting down the motorway.
Observation suggests that an e class merc can take a beating (minicabs etc) as you don't see many BMW hire cars.
My brother in-law has an A6 estate. Bought second hand, I think 2013 model. He covers plenty of miles and has had no issues. Think it's a TDI. Bit harsh though.