Build a better 3 Series and buyers will beat a path to your showroom. Let's find out if Audi has managed to do that, or if BMW's perennial executive sedan remains at the top of its game.
"It's got nothing to do with your vorsprung durch technik, you know" - actually Blur, it does...
James looks at the technology and practicality elements in the 2021 Audi A4 Allroad