AUDI RS6 KILLER!

In a world full of AMG and M models, Audi can't be satisfied with fielding only the 436-hp, V10-powered S6. That's why it's working on returning the RS6 to the lineup. The new RS6 was caught by ...

Watch the ultimate showdown between the Alpina BMW B7 BiTurbo, Mercedes-AMG C63S, and Audi RS6 Avant! These high-performance ...

In this video we have an Audi RS6 which has a 560 horsepower 4.0-litre ... It will be racing a rear-wheel drive Mercedes C63 AMG Black Series. It has a naturally aspirated 6.2-litre V8 with ...

Why would you, when there are cars such as the Mercedes-AMG E63 S, Porsche Panamera Turbo and the new Audi RS6, all available in super practical, super cool five-door estate form? There’s a clue ...

The most obvious rival for the RS6 Avant was the Mercedes-AMG’s E63 S Estate. Similarly potent and similarly priced but with quite a different feel – more organic, more rowdy, but less ...

Are you looking to buy a car but can't decide between a Audi RS6 or Mercedes-Benz CLS53? Use our side by side comparison to help you make a decision. We compare design, practicality, price, features, ...

As this horsepower race reaches new highs, we thought we'd compare two examples - a stock Mercedes-AMG E 63 S and a highly tuned Audi RS6 Avant. We show you which is quicker down the quarter mile.

With an absurdly wicked 5.2L V10 powerplant that's rumored to receive the turbo treatment to kick out well over 500hp, the RS6 looks like it's preparing to meet the M5 and AMG E-Class head-on.