RI Chevy
Flashlight Enthusiast
I have the Quark X AA2 tactical. Very nice light. The XM-L's beam has a wider, floodier balance, while the XP-G has a more centralized and focused beam with less flood/spill. I guess you could say the XP-G is a better focused thrower, while the XM-L just spews more light. The XM-L is brighter.