Avatar. Pixar’s Up. Alice in Wonderland. And, uh, Clash of the Titans. Movies in 3-D were big this year in theaters — good or horribly bad — and you can experience it all over again in your living room … for a price.

But don’t rush into that fat 3-D TV purchase. The market and tech are both new, and companies are throwing everything at your living room wall to see what sticks, everything from