One of two performance variants of the A7, the 2016 Audi S7 is a four-seat, all-wheel-drive midsize luxury hatchback. A 450-hp twin-turbocharged 4.0-liter V-8 that's paired to a seven-speed twin ...

The 2018 Audi S7 is one of two performance-minded variants of the A7, slotting below the larger S8. It comes standard with Audi's Quattro all-wheel drive system. S7 Premium Plus: The base Premium ...