10 Best Portable Power Chargers 2025 in the United States

The INIU Portable Charger offers a good balance of portability and power. With a capacity of 10000mAh, it can recharge an iPhone 8 up to 3.6 times or a Samsung S22 about 1.8 times. One of its standout features is its slim design, measuring only 0.5 inches thick, making it very easy to carry in a pocket or bag.

The INIU Portable Charger is a great choice if you want a slim and lightweight power bank with solid capacity for everyday use. It packs 10,000mAh, which is enough to recharge most smartphones about two times, making it handy for short trips or daily backup power. One standout feature is how thin it is—only half an inch thick—and it weighs just under 9 ounces, so it fits comfortably in your pocket or bag without adding much bulk. It also supports 3A high-speed charging, which means it can charge devices like iPhones much faster than standard chargers. The USB-C port works both for charging the power bank itself and for charging other devices, which is convenient if you prefer using USB-C cables. Plus, there is an additional USB-A port, allowing you to charge up to two devices at once.

This portable charger from Charmast stands out for its built-in cables, including three output cables covering iPhone, USB-C, and Micro USB devices, which means you don’t need to carry extra cords—ideal for travel and everyday use. It has a 10,000mAh capacity, enough to recharge most smartphones about two times, making it suitable for daily needs without being too bulky. With six output ports (including the built-in cables) and three different input options to recharge itself, it supports charging multiple devices at once and offers flexible recharging methods.