 There are 15 achievements with a total of 250 points. | ||
| Sort: |   | |
 | Miles "Tails" Prower | 10  |
| Become friends with Tails. |  | |
 | Knuckles the Echidna | 10 |
| Become friends with Knuckles. | | |
 | Amy Rose | 10 |
| Become friends with Amy. | | |
 | E-102 "γ" | 10 |
| Become friends with E-102. | | |
 | Big the Cat | 10 |
| Become friends with Big. | | |
 | Sonic the Hedgehog | 10 |
| Clear the Sonic story. |  (1) | |
 | Super Sonic | 20 |
| Clear all characters stories. | (1) | |
 | The Fastest & Strongest | 20 |
| Get Level A on all the Action Stages. | (5) | |
 | Sub Game Master | 20 |
| Get all Emblems of the Sub Games. | (1) | |
 | Chao's Best Friend | 20 |
| Get all Emblems of the Chao Race. | (4) | |
 | The Adventurer | 20 |
| Get all Emblems in the Adventure Field. | (3) | |
 | The Perfect Adventurer | 40 |
| Get all 130 Emblems. | | |
| DLC: Sonic Adventure DX Upgrade | ||
| Cost: 400 MSP Achievements: 3 Points: 50 | ||
 | Metal Sonic | 15 |
| Get all 130 Emblems by playing Sonic Adventure DX. | (39) | |
 | Metal Sonic Master | 15 |
| Get Level A on all the Action Stages by using Metal Sonic. | (11) | |
 | Mission All Accomplished | 20 |
| Clear all 60 missions. | (18) | |
| Developer: SEGA Publisher: SEGA Studio Shanghai Genre Action Release: US: September 15, 2010 Europe: September 15, 2010 |  | ||
| ESRB: E for Everyone | |||
| Collection: | 784 | ||
| Wishlist: | 82 | ||
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