Samsung Galaxy S26 Ultra's battery capacity and primary camera details surface

The Samsung Galaxy S26 series isn't expected to arrive before 2026, but rumors about the lineup have been floating on the internet for some time now, with the latest talk centered around the Samsung Galaxy S26 Ultra's battery capacity and primary camera.

Samsung Galaxy S25 Ultra

The Samsung Galaxy S25 Ultra packed a 5,000 mAh battery, and according to GalaxyClub and UniverseIce, that's not changing with the Galaxy S26 Ultra, with the latter claiming that while the battery capacity remains the same, the energy density has been increased, making S26 Ultra's 5,000 mAh battery smaller than the S25 Ultra's. UniverseIce also states that the S26 Ultra could charge faster, but doesn't provide specifics. The S25 Ultra charges at up to 45W.

I speculate that the battery of Samsung S26 Ultra has increased energy density, and the 5000mAh battery is smaller in size, but Samsung did not use the extra space to increase the battery, but continued to reduce the thickness of the body. I also think that the charging power of…

— PhoneArt (@UniverseIce) July 2, 2025

Regarding the Samsung Galaxy S26 Ultra's primary camera, GalaxyClub claimed that it will have a 200MP resolution, like the S25 Ultra, but it's unclear whether the camera will use a new sensor.

The Galaxy S26 series won't be unveiled before January 2026, so expect to hear more about the lineup in the coming months.