Bubble King Mini 200 Gen 2 Or Supermarine 200

[BlueTang<3]

So i have a 180 gallon dt with 75 gallon sump limited on room bought a asm g3 as first skimmer and regret it now it was fine when i started as a fish only but that was boring so i turned it into my reef project and now my skimmer is the weak point of my tank just looking for info on the skimmer or if i take a saw to my sump and modify it a touch lol i can get a super marine 200 i think i can make it fit so go ahead spend my money what would you get