for a 100g it'll be ok, I have a 150gallon attached to a 40g with a common sump and my ev180/eheim1262 pull more in 12 hours than the asm g3 would in 3 days.
granted like twon stated for $240 you won't find a better one.
its 299 for a ev180, and its another 129.00 for the eheim 1262.