| Achievement | How to unlock
|
|---|
| All Multiplayer ( 5 points ) | Play all four multiplayer zones.
|
| Casino ( 10 points ) | Get to the Casino Night Zone.
|
| Chaos Emerald ( 10 points ) | Get one Chaos Emerald.
|
| Chaos Master ( 40 points ) | Get all the Chaos Emeralds.
|
| Conquering Time ( 10 points ) | Beat the game in under an hour.
|
| Emerald Hill ( 5 points ) | Clear the Emerald Hill Zone 1.
|
| Extended Super ( 20 points ) | Stay in Super Sonic mode for one minute.
|
| Fast Chemical ( 20 points ) | Beat Chemical Plant Zone 1 in under 45 seconds.
|
| Fast Emerald ( 15 points ) | Beat Emerald Hill Zone 1 in under 35 seconds in single-player or co-op mode.
|
| Super Sonic ( 20 points ) | Become Super Sonic.
|
| Win ( 35 points ) | complete the game.
|
| Xbox Live Racer ( 10 points ) | Win 10 versus zones on Xbox Live.
|