Hey Man,
Im interested in the feedbalck you get....im 6 months into SUS and riding a 9'5 Mana...ready for my next boar, i have been looking at those options as well. Havent demod any. Im about your size, but i surf around the Bay of plenty so pretty much all beachies.
The new Mana 8'5 looks mint.....
Also been thinking about importing one of these Simmons style sups (short fat and fast)
http://www.infinitysurf.com/sup/phoenix/www.original-simsup.com/