Full list of all 25 Project Gotham Racing 3 achievements worth 1,000 gamerscore.
The base game contains 20 achievements worth 900 Gamerscore, and there are 2 DLC packs containing 5 achievements worth 100 Gamerscore.
Gotham TV Sports Fan
Race Against the Clock
Steel Champion
Bronze Champion
Silver Champion
Gold Champion
Platinum Champion
Exotic Car Club
Rank 1
Ferrari Owners Club
Lamborghini Owners Club
Arcade Player
Track Builder
Photographer
Style Racer Badge
Gotham Hero
Rank 5
Pro Racer Badge
Rank 10
50 Online races, start last/finish 1st, 3-event win streak, clean race, win each scenario.
Qualify for a tournament and play in the first elimination round
Cat Champion
Mouse Master
Team Cone Capture Champion
Cone Capture Champion