the foodsaver gamesaver deluxe is the one I have, but if you're going to go with sous vide the way you go with everything else, you should get a chamber sealer.
I just don't think the success or failure will be determined by whether it's verifiably better. I also don't know how many devices have to sell to make it worthwhile. Either way, I'm not the market. But if Pogues article is the death nail then I've misjudged him.