I guess it depends on how much you want to spend. For example the Sharp 12K is better than the 9K, but I dont know if spending the 12K MSRP would be cost effective for you. ON the other hand, buying something like a BenQ 8700+ or the Sharp 2000 would make sense because the cost of the improvement becomes a smaller number. Its kind of hard to say, because for some ,getting a 5% improvement (for example) is worth 10K and for some it isnt