As the expected launch window of August draws closer, we’re starting to hear more about what the Samsung Galaxy Z Flip 4 might have to offer – and according to the latest rumor, it might bring with it a modest battery capacity upgrade. Information obtained by GalaxyClub (opens in new tab) (via GSMArena (opens in new tab)) suggests that the upcoming foldable flip phone could come with a pair of batteries fitted, with rated capacities of 2,400mAh and  903mAh respectively. Do the math and that’s 3,303mAh in total.
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