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Two monsters. One Autobahn. Watch the 800HP Audi RS6 C8 ABT go head-to-head with a 718HP RS6 C8 in a brutal 0–250 km/h acceleration and sound comparison. Which one pulls harder and sounds better?

Matt Nelson is an automotive journalist with nearly a decade of experience in all things cars. He's spent years working at dealerships in sales, finance, and service. He's since traded in his pens and ...

HIGHS Wonderfully agile, makes plenty of power, looks good inside and out. LOWS Poor EPA ratings, would benefit from more small-item storage, costs more than the more capacious SQ7. VERDICT The SQ8 ...