One of the reasons I bought the Bubs (way back when) was because someone, here, mentioned that the Bubs were tuned for our bikes.
I do know the tone of the Bubs is far better & deeper than the TORs. They also have more "bark" than TORs. They should be rated at least a 7, if not an 8.

Blue/White 2007 TBA, Thruxton needles, Unifilter, AI removed, Polaris Bellmouth, Bubs, Nology Coils/wires, Lightbar, Ricor Intiminators, Hagon Nitros, Tall Sissy Bar w/luggage rack, Dart flyscreen & Lowers. 130 Mains, TrueGel Battery MG12-BS.