Samsung may finally fix the Galaxy S Ultra’s biggest weakness
Android Police 2026-07-28 05:31:52
Context: Samsung is reportedly planning to increase the battery capacity of its upcoming flagship phone, the Galaxy S27 Ultra, after sticking to the same 5,000mAh cell since the 2020 Galaxy S20 Ultra. The company may use silicon-carbon anode cells to achieve this upgrade, a technology it recently introduced in its foldable phones. This move comes as other flagship Android phones have been featuring larger batteries, thanks to advancements in battery technology.
Key Facts
- Samsung has used the same 5,000mAh battery cell in its flagship phones since the 2020 Galaxy S20 Ultra, despite significant advancements in battery technology over the years.
- The Galaxy S27 Ultra is rumored to feature a battery with a rated capacity of 5,534mAh, which Samsung may market as a 5,700mAh or 5,800mAh cell.
- The Galaxy S27 Pro, a new addition to Samsung's flagship lineup, is reportedly expected to pack a 5,087mAh battery cell, which Samsung could market as a 5,200mAh battery.
- Samsung's recent introduction of silicon-carbon anode cells in its foldable phones, such as the Galaxy Z Fold 8 Ultra, has allowed for increased battery capacity without changes to the phone's size or weight.
- The Galaxy S27 Ultra's rumored 5,534mAh battery capacity still lags behind other flagship Android phones, which have been featuring batteries with capacities of 6,000mAh or more, enabled by silicon-carbon anode cells.