Sonic Superstars features several achievements and trophies to unlock, providing additional challenges and replay value for completionists. These range from story progression milestones to skill-based feats and extensive collection goals. Earning all of them will require dedication and mastery of the game's mechanics.

Common Achievement Categories:
- Story Progression: Unlocked by completing specific zones or defeating major bosses. These are typically unmissable.
- Chaos Emerald Collection: Awarded for collecting individual Chaos Emeralds and all seven.
- Character Mastery: Completing acts or zones with specific characters, or performing a certain number of unique actions with them.
- Score & Time Attack: Achieving high scores or fast times in various acts. This often requires optimizing routes and mastering movement.
- Ring Collection: Collecting a certain number of rings in a single act or cumulatively across the game.
- Enemy Defeat: Defeating a specific number of enemies, or a certain type of enemy.
- Secret Discovery: Finding all hidden Big Rings, Bonus Stage rings, or other secret areas.
- Customization: Unlocking a certain number of customization items or purchasing all items from the shop.
- Boss Rush: Completing the Boss Rush mode, often under specific conditions.
To efficiently unlock all achievements, consider replaying acts with different characters, focusing on speed runs, and meticulously searching for secrets. The in-game achievement list (usually accessible from the main menu) will provide specific details on each one. Good luck, completionist!