Just keep in mind that non-Samsung devices will charge slower. iPhones can juice up at 7.5W, while other Android phones will charge at just 5W. It will work, though. C. Scott Brown / Android ...

Samsung will use graphene batteries, which explains why the Galaxy S10 phones will have faster charge speeds. On the same day that tweet was posted, we covered a different leaker’s Twitter message.

That should be enough motivation for Samsung to improve charging speeds on its phones, especially considering that the Galaxy S10 phones are supposed to deliver several important upgrades over ...