Mark didn't expect this 1:18 scale Audi A6 model when comparing it to the Audi RS7 Sportback

Mark reviews two premium 1:18 scale Audi diecast models — the Audi A6 with working lights and sound, and the sporty Audi RS7 Sportback. In this detailed comparison, Mark shows exterior design, interior details, opening parts, electronics, realism, and overall build quality. Which Audi model is more realistic and worth adding to a diecast car collection? Perfect video for diecast collectors, Audi fans, and scale model enthusiasts.