I'm on superhub 2, I'm getting 10mbit u/l of a day, but not seeing over 90mbit on d/l.
Do I need to request a new hub to get 200?
How are you testing, wired or wireless?
If wired and you only have a 10/100 Ethernet port then 90 is about right. Ethernet needs to be Gigabit to get any faster.