Verdict: The A6 Ultra’s huge range of talents make it surprisingly difficult to find fault with.
What is it?
This is one of Audi’s new ‘ultra’ range of cars – the A6 ultra. Currently this fuel-efficient label – similar to BMW’s EfficientDynamics brand – is only used for the 2.0 TDI variant, which despite having the same capacity as before is a new engine with some serious improvements to not only CO2 but also to refinement and performance.