I have the 9207c(old school makita) and have used the 9227 as well. All i can say is, the 9227 is lighter and has lower rpms than my 9207c(it starts out at 900 where my 9207c starats out at 1500). I would pick up the 9227c if my rotary died on me today(been 15 years, and still going strong).