| Achievement | How to unlock
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|---|
| Adventurer (25 points) | Collect all Red Star Rings in Blue Sky Zone.
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| Explorer (25 points) | Collect all Red Star Rings in Jungle Zone.
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| Fully Prepared (15 points) | Fully upgrade all power-ups.
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| Getting it Done (10 points) | Complete 50 Missions.
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| Green Hill Climber (10 points) | Defeat Dr. Eggman in Green Hill Zone.
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| High Jump (35 points) | Reach a height of over 500m in Arcade mode.
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| Jungle Lord (20 points) | Defeat Dr. Eggman in Jungle Zone.
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| Mountain King (15 points) | Defeat Dr. Eggman in Mountain Zone.
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| No Job Too Big (20 points) | Complete 100 Missions.
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| No Job Too Small (5 points) | Complete 10 Missions.
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| Onwards and Upwards (35 points) | Reach a height of over 1000m in Arcade mode.
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| Out of this World (35 points) | Reach a height of over 1500m in Arcade mode.
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| Prospector (25 points) | Collect all Red Star Rings in Mountain Zone.
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| Sky Captain (25 points) | Defeat Dr. Eggman in Blue Sky Zone.
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| Top of the Hill (25 points) | Collect all Red Star Rings in Green Hill Zone.
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