How much louder is the 18'' ?

[Puppet Master 0]

Hey all. I am going to be purchasing a Fi sub in the next few weeks and I have a quick question. Is the 18'' BL noticeably louder than the 15''?

[audio-neon 34]

It is probably noticeably louder closer to fs than the 15 from increased cone area. If I had the space I would go 18".

[tejcurrent 13]

x2.

[Tremor1127 0]

x3

[fosgaholic 0]

once u go 18 theres no going bacc