. >> having an excellent vacuum, such as one with powerful suction, hepa filtration, and a completely sealed unit absolutely contributes to a healthier indoor environment for one's family. >> announcer: compare the top-of-the-line dyson ball to the new rotator powered lift-away and decide for yourself which is better. both give you a system that's completely sealed. both provide powerful pet-hair cleanup with superior no-loss-of-suction technology and swivel steering. but the new shark rotator gives you so much more, because all this no-loss-of-suction power is truly portable. it's lighter-weight and has more cleaning capacity than dyson's upright. plus, shark actually deep-cleans carpets better. and now, independent lab tests prove the new rotator powered lift-away has more suction power than the latest $600 dyson, at a fraction of the price. that's right. shark gives you more suction at less than half the price. and now shark brings cleaning power where no upright vacuum has gone before. shark's c.e.o., mark rosen, is so sure you'll love his rotator powered lift-away, he's going to