Audi R8 vs Porsche 911 Carrera - Top Gear - BBC - YouTube
2021 Porsche 911 Turbo S vs Audi R8 V10 Decennium // DRAG RACE, ROAD & TRACK REVIEW - YouTube
Amazon.com: Maisto 1: 24 Assembly Line Audi R8 V10 Plus (Colors May Vary) (39510) : Toys & Games
Audi R8 vs Porsche 911 Carrera 4S - Auto Express - YouTube
2014 Audi R8 V10 Plus vs. 2014 Porsche 911 Turbo - YouTube
Car and Driver April 2007- Attacking the Icon! Audi R8 Aims At Porsche 911: John Phillips, Patrick Bedard, Barry Winfield, Andre Idzikowski, Larry Webster, Juergen Zoellter, Tony Swan, Robin Warner, Steven Cole