Userb3 wrote:
I've found a "Pool Hog" for around $400. What else can you recommend
in the under $600 range?

I've owned almost every brand, and the most reliable and trouble-free
cleaners have been Polaris.

Check out the Polaris 180 - should be available on the 'net for $600 or
less.
http://www.mypool.com/Products/Catalog/Data/pol180.htm