Battery life is a key deciding factor when choosing a smartphone. Phones now drain more quickly than ever before due to larger screens, more potent processors, and constant communication. Fortunately, a few manufacturers have improved. This list of some of the best phone batteries will assist you in selecting the ideal gadget if you’re looking for one that won’t leave you frantically searching for a charger. There is something for everyone here, ranging from gaming phones to powerful devices that are affordable. Now let’s explore the best performers you can rely on for sustained endurance.
1. Asus ROG Phone 8 Pro
Designed for both power users and gamers, the ROG Phone 8 Pro is a battery-hungry beast. With moderate use, its enormous 6000mAh battery can last for up to two days. It provides consistent power without overheating, even over prolonged periods of vigorous gameplay. For longer battery life, the phone has bypass charging in addition to 65W fast charging. The software has been adjusted by Asus to maximize power consumption when the device is idle. To conserve energy, the AMOLED display adjusts refresh rates.
2. OnePlus 13 Pro
The OnePlus 13 Pro combines sleek design with impressive battery endurance. It houses a robust 5400mAh battery and supports blazing-fast 100W wired charging, getting you to full power in just under 30 minutes. For those on the move, that means less waiting and more doing. The AMOLED LTPO display adapts its refresh rate from 11 Hz to 120 Hz, helping conserve energy during light usage. OxygenOS also includes aggressive battery optimization tools that learn from your usage habits. Despite being a flagship, the battery life rivals some mid-range endurance champs. It’s built for users who multitask, stream, and game without worrying about a dead phone.
3. Samsung Galaxy S25 Plus
While the Galaxy S25 Plus has a slightly smaller 4800mAh battery compared to others, it doesn’t fall short in actual performance. Thanks to Samsung’s One UI 7 and a new Snapdragon chip, energy efficiency is better than ever. Users get nearly a full day of usage with a single charge, even under moderate to heavy activity. The device also offers 45W wired and 15W wireless charging, plus reverse wireless charging. It’s built for users who need flagship features with reliable uptime. Despite its sleek form, the battery doesn’t compromise. It’s ideal for professionals, creatives, and on-the-go users. Therefore, it’s still a worthy entry in the best phone batteries in 2025 list.
4. Google Pixel 9 Pro
The Pixel 9 Pro blends software intelligence with solid battery specs. It features a 5100mAh battery supported by Google’s smart adaptive battery features in Android 15. These features prioritize power for your most-used apps and restrict unnecessary background activity. With moderate use, you can expect a day and a half of smooth performance. It also supports both wired and wireless fast charging, keeping it competitive in the premium space. The Tensor G3 chip is built with efficiency in mind, reducing unnecessary power draw during multitasking. Plus, the clean Android experience ensures there’s no bloatware draining your battery behind the scenes.
5. iPhone 16 Pro Max
The iPhone 16 Pro Max offers standout battery life, making it one of the longest-lasting flagship phones available. In real-world usage, Tom’s Guide measured an impressive 17 hours and 35 minutes of continuous web streaming. Apple’s own specs put video playback at up to 33 hours, while streamed video can last around 29 hours. This impressive endurance is powered by its large 4,685 mAh battery, the energy-efficient A18 Pro chip, and iOS 18’s smart power optimizations. It also performs exceptionally well in standby, barely draining overnight compared to other devices.
These smartphones offer exceptional durability regardless of your preferences for rapid charging, sheer battery capacity, or clever optimization. Your demands will determine which phone batteries are best in 2025; some people want to use their phones for extended periods of time between charges, while others want to recharge quickly for quick top-ups. The good news is that any type of user can find the ideal phone on this list.
