Takara Tomy posted a compatibility list with a translation on
TFormers. Not sure what the point of listing figures that aren't compatible is, but whatever.
AD01 Optimus Prime - Neither Mode
AD02 Classic Optimus Prime - Both Modes
AD03 Grimlock - Neither Mode
AD04 Classic Bumblebee - Both Modes
AD05 Dinobot Scorn - Both Modes
AD06 Crossarms (Crossfire) - Both Modes
AD07 Slug - Neither Mode
AD20 Black Knight Grimlock - Neither Mode
AD21 Hound - Both Modes
AD22 Galvatron - Robot Mode Only
AD23 Drift - Both Modes
AD24 Strafe - Both Modes
AD25 Dinobot Slash - Both Modes
AD26 Lockdown - Vehicle Mode Only
AD27 Bumblebee - Robot Mode Only
AD28 Snarl - Both Modes
AD29 Slog - Both Modes
AD30 Sky Drift - Neither Mode
AD31 Armor Knight Optimus Prime - Neither Mode
AD32 Decepticon Stinger - Robot Mode Only
ADEX Rollbar - Neither Mode
MP-25 Tracks & MP-26 Road Rage - Robot and Flight Modes
MP-27 Ironhide - Robot Mode Only
MP-28 Hot Rod - Robot Mode Only
LG01 Rattrap - Neither
LG02 Convoy - Neither
LG03 Tankor - Neither
LG04 Roadbuster - Robot Only
LG05 Whirl - Neither
LG06 Sky-Byte - Shark Mode Only
LG07 Jetfire - Neither
LG08 Swerve/Tailgate - Neither
LG09 Brainstorm - Both
LG10 Arcee - Both
LG11 Chromia - Neither
LG12 Windblade - Neither
LG13 Megatron - Both
LG14 Ultra Magnus - Neither
LG15 Nightbird Shadow - Both
LG16 Slipstream - Neither
LG17 BlackArachnia - Neither
UW01 - No Figures Compatible
UW02 - Dead End, Wildrider & Breakdown in Robot Mode & Dragstrip in Vehicle Mode
UW03 - Groove & Streetwise In Robot Mode
Leader Megatron being compatable in robot mode is kinda silly since he must tower over the stand.
Emerje