Early indicators suggest that we'll see a 5.1-inch and a 5.5-inch model Samsung is set to launch Viv, the personal assistant developed by Siri founder Dag Kittlaus. Samsung blog SamMobile reports the upcoming Galaxy S8 will ditch the 3.5mm headphone jack for a thinner design. Bloomberg said Samsung will get rid of the home button in favor of an "all-screen front". According to rumors, the Galaxy S8 will have a 30-megapixel rear camera with optical image stabilization.