https://toy.bandai.co.jp/series/rider/topics/detail/3860/?t=blogVoice lines are ripped from the episodes.
The Driver is thicker now.
BGM, Sound Effect, Shotaro voice, and Phillip voice buttons.
The Driver is newly modeled, does not use the old mold.
Gaia Memories now have the fake circuit board facade on the front as well.
Gaia Memories speaker are now black metal, previously plastic.
Gaia Memories
Gaia Memories can tell which side you slot them into now, left or right.
Gaia Memories can tell which other Gaia Memory you pair them with.
Gaia Memories can tell what driver you put them in. (Hinting two more belt releases in the future, Lostdriver and Acceldriver 2.0)
Infrared wireless communication between Doubledrivers to recreate Doubledriver and Gaia Memories transfer.
Also has solo mode to do this with only one belt.