http://www.amazon.com/Samsung-UN55HU9000-Curved-55-Inch-Ultra/dp/B00ID2HJFQ/ref=sr_1_30?s=tv&ie=UTF8&qid=1421635219&sr=1-30
http://www.amazon.com/Samsung-UN65HU9000-Curved-65-Inch-Special/dp/B00PMESG78/ref=sr_1_27?s=tv&ie=UTF8&qid=1421635219&sr=1-27
It seems they have only different sizes. Do you find any other differences?
The second one is yet to be released according to the Amazon page, but the first link also features 55, 68, 78 inch sizes. I am little bit confused.
Thanks for your reply.