Both the Samsung Galaxy S6 and the Samsung Galaxy S Edge are expected to be unveiled on March 2nd, during MWC in Barcelona. It was at the same event last year when Samsung introduced its current flagship, the Samsung Galaxy S5
Supposedly, neither device is going to have an IP certification for dust and water protection, unlike the Samsung Galaxy S5. In a bid to pump up margins this year, only the Samsung Galaxy S6 Active is expected to feature an IP certification.
Vodafone placeholder confirms that the Samsung Galaxy S Edge is coming
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source: GalaxyClub.nl (translated)