H2R can only run @2300 Lumens for a minute and then it's going to be 750 lm for 1h50 while Compass R can run @1200 lm for 1h40 and maybe most importantly @630 lm Compass R operates more than an hour longer.
But this is not to say H2R is not good, it is, that is why I'm pondering which one to...