1. The upcoming Galaxy S25 Ultra is expected to maintain the same 5,000mAh battery capacity as its predecessors, despite industry expectations for an upgrade. 2. Samsung is reportedly opting for a thinner design (8.4mm) for the S25 Ultra, which may limit the available space for a larger battery. 3. The device is expected to feature the latest Snapdragon chip and display technology, which could improve battery life despite the unchanged capacity.