on UK roads. The S4 TDI may be smaller than the recently introduced S6 and S7 TDI models, but Audi hasn’t held anything back with the S4’s 3-litre V6 TDI engine compared to its larger siblings.

It’s difficult to believe that the Audi S4 and Mercedes-AMG C43 can be so similar on paper simply by coincidence. I don’t want to start a full-blown, Trump-style conspiracy, but is Audi sure ...

Audi, meanwhile, had got the jump on both of them, releasing the B7 RS4 like the one we have here midway through 2006 to ...

What Car? Classifieds has 82 approved used Audi S4 Avant cars available for sale from top Audi dealers. Browse our classifieds now - the easiest and most powerful used car search tool around ...

The S5 Avant is preceded by a range of strong, capable estate cars, so can this live up to them? Jack Evans finds out.

The Audi S4 is the automaker's original compact sports sedan, priced above the Audi S3 sedan and below the Audi S6, S7, and S8 sedans in the automaker's S series of sporty four-door models.

The Audi S4 is the automaker's original compact sports sedan, priced above the Audi S3 sedan and below the Audi S6, S7, and S8 sedans in the automaker's S series of sporty four-door models.

The caveat with the S4 is a starting price that’s roughly $13,000 more than a base A4 sedan. The five-seat Audi A4 rolls into a new model year with only minor changes. That’s not a bad thing ...

Showing the 2018 Audi S4 3.0 TFSI Prestige quattro AWD $1,595 Starting MSRP $1,250 Starting MSRP $4,400 Starting MSRP $4,400 Starting MSRP $500 ...