Well, reliable enough to the point owners haven't reported any problems on CarComplaints.com. At least not yet.
If you have something to share you can add your complaint here.
Generations are groups of model years where few, if any, changes were made to the vehicle which means their model years tend to break in similar ways. The A6 allroad has 1 generation available in North American markets.
A small number of 2021 Audi vehicles have been recalled to replace the front door crash sensors. The sensors are part of a network that monitors for crashes and can deploy airbags and the seat belt pretensioners. The automaker thinks the electrical connections for these particular sensors can disconnect over time.