The Audi S4 (B9) delivers serious performance, luxury, and everyday usability—but is it so good that you don’t even need an RS4? Join me for my first drive as I put this sports sedan to the test!

Powertrain lacks punch and character, rivals sharper, harder and faster An advantage of the RS4’s relatively small ... to observe how much easier B9 RS4s are on their tyres by comparison to ...

Powertrain lacks punch and character, rivals sharper, harder and faster The RS4’s interior is less of a leap from that of standard A4 models than its exterior would suggest, which in many ways ...