GARP is for-profit. PRMIA is not for profit. GARP's FRM takes place once a year. PRM takes place any day you want. FRM is big exam. PRM consists of 4 exams that can be taken at different times within a two-year period. Also, PRM is more mathematically intensive (exam 2). GARP is based on reading which change every year. PRMIA does not change much and is therefore more consistant.