A ranking option lets players see their best Time Trial scores for each track and compare their results to those of their friends and other players worldwide, represented by their Miis. The use of the Mario Kart Channel allows for a number of options. The channel can work without inserting the Mario Kart Wii disc into the console, but to compete in races and time trials the disc is required. Mario Kart Wii allows players to install the Mario Kart Channel on their Wii console.
