[COLOR=0000FF]For me, the perles are just more fun to use and are a little more versatile----you can manipulate the perles to influence the outcome. You can't change the compact.[/COLOR] [COLOR=0000FF] I like the way that the peerless [/COLOR][COLOR=0000FF]sound when i roll my brush over them. Dore is brown dominant and the Rainbow perles are green. Dore can be too dark on me if I[/COLOR] [COLOR=0000FF] over-apply it. I'm still experimenting with the Rainbow Perles---[/COLOR][COLOR=0000FF] I've only used them twice sine I got them last week.[/COLOR] [COLOR=0000FF] As far as the Rainbow perles go here's Guerlains explanation[/COLOR][COLOR=0000FF]: "Fresh green is for anti-redness, fuchsia revives, sunny yellow is for anti-dullness, pearlescent white[/COLOR] [COLOR=0000FF] reflects light, champagne[/COLOR][COLOR=0000FF] illuminates and rich coral enhances".[/COLOR] [COLOR=0000FF] I definitely prefer Météorites over the Hourglass Ambient Lighting Powders.[/COLOR]