Being the eighteenth entry in the Test Drive series, Unlimited serves as a reboot of the franchise, discarding the continuity of the previous games.

A third game and soft reboot, Test Drive Unlimited Solar Crown, was released in 2024.

[1] There is a spectrum of different terrains including rain forests, mountains, sandy beaches and urbanized areas (featuring the city of Honolulu).

On Xbox 360, Eden Games was allowed to add unique features to the Xboxlive in order to bring a new seamless Online experience.

"[37] The Sydney Morning Herald gave the same version a score of four stars out of five and called it "a car aficionado's paradise and a novel concept in driving games.

"[31] The Times also gave it four stars out of five and claimed that it "comes closer than most games to re-creating the freedom of real life.

"[32] In Japan, where the Xbox 360 version was ported and published by Microsoft on 26 April 2007, Famitsu gave the game a score of 34 out of 40.