Opening
Audio Uses XPand!2 instruments instead of the final's instruments and live guitar recording.
Main Menu
Audio Comprised of entirely XPand!2 instruments and is higher-pitched than the final. The final uses a mix of YM2612 (Genesis) instruments and XPand!2 instruments.
Bridge Island Zone Act 1
Audio Uses XPand!2 instruments. Has a completely different arrangement, with more complex chords and a more relaxed feel overall. Interestingly, this version is heard in the credits medley.
Bridge Island Zone Act Fruit
Audio Has different mixing, slightly different instrumentation, and lacks the intro.
Speed Jungle Zone Act Sonic
Audio The drumbeat in the background is louder than in the final.
Sky Temple Zone
Audio The arrangement is overall slightly less complex, and is missing the intro and a section at the end.
Pinball Carnival Zone Act 2
Audio Has slightly different mixing. Unlike other tracks, it abruptly cuts off.
Pinball Carnival Zone Act 2
Audio Identical to the other, but has a proper fade-out.
Pinball Carnival Zone Act Fruit
Audio An early version of Pinball Carnival Act Fruit's music.
Lagoon City Zone Act 1
Audio Mostly identical to the final, but the section at the end is shorter.
Sand Sanctuary Zone
Audio Has slightly different mixing, with much more prominent bass.
Press Factory Zone Act 1
Audio Comprised of entirely XPand!2 instruments. The final uses a mix of YM2612 (Genesis) and XPand!2 instruments. This version is also heard in the credits medley.
Press Factory Zone Act 2
Audio Same as above.
Press Factory Zone Act Fruit
Audio While the instrumentation and overall feel is similar to the final, the track itself is completely different from the final, and much more upbeat.
Cyber Station Zone
Audio Uses XPand!2 instruments. The arrangement is very different from the final.
Cyber Station Zone
Audio A later version of Cyber Station's music, now with different instrumentation.
Cyber Station Boss
Audio The arrangement is mostly identical to the final, but uses high-quality instruments and electronic sounds instead of chiptunes.
Egg Fortress Zone Act 1
Audio Slightly slower than the final, with a much different arrangement that uses YM2612 (Genesis) instruments.
Egg Fortress Zone Act 2
Audio Similar to final, but with slightly different mixing.
Special Stage
Audio Has a slightly slower tempo and is less full overall.
Bonus Stage
Audio A completely different song from the used version.
Credits Medley
Audio An unfinished version, abruptly looping after two Zones.
Emerald Power "Avatar"
Audio Slightly longer and has slightly louder percussion than the final.
Emerald Power "Avatar"
Audio Identical to the final, but ends slightly earlier.
Emerald Power "Bullet"
Audio A longer version.
Emerald Power "Vision"
Audio Has different mixing.
Emerald Power "Water"
Audio Slightly slower than the final, with a more relaxed feel overall. This version also has an intro, which the final does not.
Emerald Power "Water"
Audio Intro was removed, and an outro was added.
Emerald Power "Water"
Audio An extra arpeggio instrument was added, and the mixing is a bit different overall.
Emerald Power "Ivy"
Audio Has a different intro and outro segment.
Emerald Power "Ivy"
Audio The intro has been changed to the final, and the outro has been changed to add the crystalline instrument seen in the final, at a lower pitch.
Emerald Power "Slow"
Audio Has an intro and slightly different mixing.
Emerald Power "Slow"
Audio The intro has been removed, and the mix is quieter.
Emerald Power "Slow"
Audio A bit of silence was added in intro, and more mixing changes.
Emerald Power "Extra"
Audio Contains the main theme motif and extra piano line, which the final does not. The outro is also extended compared to the final.
Boss: Fang
Audio This is the Metal Sonic boss theme from Sonic the Hedgehog 4: Episode II , likely used as a placeholder.
Frozen Base Zone Act 1
Audio This is the Death Egg MkII Zone Act 1 theme from Sonic 4 Episode II , likely used as a placeholder.
