Home / Forums / Buying a melodica / Yamaha P37D vs Suzuki M37 / Reply To: Yamaha P37D vs Suzuki M37 Reply To: Yamaha P37D vs Suzuki M37 August 19, 2017 at 1:23 pm #9169 Alan BrintonParticipant Martin: My wife has sometimes asked me why I have to have two motorcycles. I’d have a garage full of them if motorcycles were as cheap as melodicas, and for the same reason.