The Foodsavers work better than the Seal-a-Meals. I recently went to the Cabelas Pro Series after wearing out my second Foodsaver in 5 years:
It seems to be a very well-built unit, but I am a heavy user. I like that it is servicable. I buy the bags in bulk on e-Bay to save $$$.
Klose 20 x 48, Stainless Performer, Smokey Joe Platinum, stainless hibachi, coal rotisserie, cinderblock hog cooker