I was on naia. Now I'm on chronos. Yes, they are different. Chronos has a substantially better market on most all items.
There are a few oddities that aren't this way, but most all gear is more abundant on chronos, more red cats, more ++ weps, more God jewels, more stage 1/2. The entire economy is better on chronos.
Both servers lack b Vala, dragon rings, and a few other things missing from events the last 3 months.