Welly Audi R8, White 22493 - 1/24 scale Diecast Model Toy Car (Brand New, but NO BOX) 1/24 scale diecast collectible model car. This Audi R-8 is a 7"L x 2.75"W x 2"H diecast metal car. Free wheel action, and openable doors & trunk. This Audi R8 is manufactured by Welly.