The 640i and the 650i are available with all-wheel drive.
Our test car had all-wheel drive and a $32,045 base price.
The added weight of all-wheel drive only made things worse.
All-wheel drive returned as an option to the 5-series for the E60.
All-wheel drive was continued as an option through the end of production.
Since none of those cars offers all-wheel drive, the A6 has an advantage.
All-wheel drive is offered on all trim levels for an additional $2,000.
Again, it was front or all-wheel drive and still riding on the same platform.
Both are only available with a 6-speed automatic transmission and all-wheel drive.
They are available with all-wheel drive like sport utility vehicles.