The Samsung Galaxy S9 and S9 are Androidbased smartphones unveiled, manufactured, released and marketed by Samsung Electronics as part of the Samsung Galaxy S seriesThe devices were revealed at the Mobile World Congress in Barcelona on 25 February 18, as the successors to the Samsung Galaxy S8 and S8 The Galaxy S9 and S9 have nearly identical features to the S8 batch, with the sameSamsung starts rolling out Android security patch of January 21 to its Galaxy S9 and S9 Plus Both the smartphones from Galaxy S9 series are the first one's to get the January 21 security patchAs spring rolls around, so Samsung reveals its latest flagship phone, usually in two sizes This time, in fact, the new Galaxy S9 and Galaxy S9 phones take over from last year's models in a little under a year as the S8 and S8 were rather late to the party Those phones had a new design but in many ways were cautious upgrades – not least because before the S8 was the Note 7, which Battery Life Comparison Galaxy S9...