It’s tough at the top. The A4 ... Audi has tweaked the previous 3.0-litre V6. Economy has risen to 54.3mpg, while CO2 emissions are a claimed 137g/km. While it’s impressive in a straight line ...

If you want a relatively compact estate with a premium badge, there are lots of things to like about the A4 Avant – particularly if opt for our recommended 35 TDI diesel engine, which is frugal ...

If you want a relatively compact estate with a premium badge, there are lots of things to like about the A4 Avant – particularly ... 0-62mph in 8.9sec and it's the most frugal petrol engine ...