5 top Samsung phones with best battery life in 2026

Samsung continues to excel in smartphone battery performance, with several models in 2026 offering reliable power that can last a full day or even two on a single charge. The company has focused on enhancing battery efficiency across its flagship, mid-range, and budget lines by combining large battery capacities with power-efficient processors and optimized software.

Leading the pack is the Samsung Galaxy M35 5G, widely praised for its battery endurance. It boasts a substantial 6,000mAh battery, which can provide up to two days of moderate usage. This device is powered by Samsung's Exynos 1380 processor, balancing performance with energy efficiency, and features a 6.6-inch Super AMOLED display with a 120Hz refresh rate and 25W fast charging.

Samsung's flagship, the Galaxy S25 Ultra, also makes the list, offering excellent battery life despite its smaller 5,000mAh battery. Its efficient Snapdragon processor and software optimization ensure it comfortably lasts a full day, even under heavy use. It supports faster 45W wired charging.

The mid-range segment is represented by the Galaxy A56 5G and Galaxy M55 5G, both equipped with 5,000mAh batteries that deliver all-day performance for most users. The Galaxy A56 5G is highlighted for its combination of an efficient processor, AMOLED display, and software optimization, making it a strong choice for long battery life without a flagship price. The Galaxy M55 5G also provides a full day of heavy use with 45W fast charging, appealing to multimedia consumers and gamers. Finally, the Galaxy A36 5G demonstrates that impressive battery life is not exclusive to premium models, featuring a 5,000mAh battery that lasts a full day under normal use, complemented by Samsung's battery management features.