Samsung Rolls Silicon-Carbon Batteries Across Foldables

Samsung is rolling out silicon-carbon batteries across its Galaxy Z Fold 8 Ultra, Z Fold 8, and Z Flip 8, making them the first Galaxy phones to use this chemistry and promising higher energy density without increasing device size. The company emphasizes a full battery-system redesign focused on safety and long-term performance, linking the move to addressing past battery concerns and enabling better foldable battery life.