Now that the big three manufacturers all have 450cc Sport ATVs, I figured it would be nice to have the specs most talked assembled side by side, and hopefully it can help you decide which one is right for you.
2006 Honda TRX450R, Suzuki LT-R450, Yamaha YFZ450 Specifications
Let me know if this was of any help, and I may do it for other machines. Also, if you would like to see another spec on the chart let me know, and I will try to have it added.