both of them have to invest, with H.Y.I.P you can save your time, invest once, and cashout at any time you want. with Autosurf you must log in everyday and surf ads, but you can advertise your web site and therefore drive traffic, or increase visitors for your site, even with free member. Some AutoSurf are really good, such as MegaLido at this monent, it's really a best place to make extra money