A list by the Chinese language 3C regulatory physique, noticed by SamMobile, reveals that the Galaxy S26 Edge’s battery should still use lithium-ion know-how, similar to its predecessor. Regardless of that, the battery with half quantity EB-BS947ABY has a rated capability of 4,078 mAh.
That capability can be marketed as 4,200 mAh, which aligns with a few of the earlier rumors in regards to the system. Most significantly, that’s a large improve from the meager 3,900 mAh of the Galaxy S25 Edge, even when Samsung received’t relent and swap to a silicon-carbon battery.
If you happen to’re questioning why we preserve listening to rumors in regards to the Galaxy S26 Edge, it’s as a result of Samsung is reportedly going to launch it sooner than its predecessor. The corporate is anticipated to switch the Galaxy Plus mannequin and launch its ultra-slim flagship alongside the remainder of the Galaxy S26 fashions early subsequent yr.
In contrast to its predecessor, the S26 Edge is more likely to face some competitors. Apple is rumored to launch the iPhone 17 Air, which can be even thinner and measure solely 5.5 mm.
By way of battery capability, Apple could also be much more excessive and supply solely a 2,900 mAh battery on the 17 Air. The corporate might depend on AI-powered battery administration on iOS 26 to safe a full day of unbiased work.
In that context, the Galaxy S26 Edge battery sounds immense. Samsung is rumored to stay to the Snapdragon 8 Elite 2 (seemingly known as Snapdragon 8 Elite Gen 5) and slim down the system by as much as 0.3 mm, which might make it as skinny because the iPhone 17 Air is rumored to be.
I’m not an enormous fan of the slim smartphone concept, but when the rumors in regards to the Galaxy S26 Edge are true, this could possibly be one of the crucial spectacular smartphones in the marketplace. Becoming a 4,200 mAh battery in the identical house that Apple will fill with a 2,900 mAh battery, whereas managing the ability of one of the crucial highly effective cell chips ever made, seems like an engineering feat worthy of reward.