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10 Best Portable Battery Chargers For Cell Phones 2025 in the United States

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Our Top Picks

#1

Winner

INIU Portable Charger, USB C Slimmest & Lightest Triple 3A High-Speed 10000mAh Power Bank, Flashlight Battery Pack Compatible with iPhone 16 15 14 13 12 X Plus Samsung S22 S21 Google iPad, etc

Rating
9.7
Chosen by1,405
Capacity (mAh)
Output Power (Amps)
Size and Weight

Most important from
76360 reviews

Capacity (mAh)
Despite its small size, the charger holds a lot of power, efficiently charging phones, tablets, and Bluetooth speakers.
Output Power (Amps)
The 5V/3A high-speed charging capability ensures quick and efficient charging of devices.
Size and Weight
Its slim and compact design makes it incredibly portable, fitting easily into pockets, bags, or even the glove compartment of a car.
Charging Speed (Input)
The USB-C in & out feature provides fast charging and compatibility with a wide range of devices, including iPhones, Samsung Galaxy, and iPads.
Additional Features
The advanced safety features ensure the charger does not overheat and charges devices safely, making it highly reliable.

The INIU Portable Charger stands out for its impressive features and usability. With a capacity of 10000mAh, it offers enough power to charge your phone multiple times, which is ideal for weekend getaways or extended use. Its slim design, measuring only 0.5 inches thick, and lightweight body at 8.8 ounces, make it highly portable and convenient for travel enthusiasts.

The charger offers three ports, including the rare USB-C IN&OUT port, which allows users to charge their devices directly with USB-C cables—a feature only 5% of similar products have. This flexibility is a significant advantage for users with newer devices that leverage USB-C for faster charging and data transfer. The 3A output ensures high-speed charging, capable of boosting an iPhone's battery by up to 78% in just an hour, distinguishing it from slower 2.1A chargers.

Furthermore, its 15-layer SmartProtect system is designed to prevent overheating and battery damage, ensuring safe and reliable charging. Additional features such as the built-in flashlight can be handy in emergencies. The charger may not be suitable for users needing higher capacity power banks for longer trips or multiple devices. The INIU Portable Charger is a great choice for those seeking a lightweight, safe, and efficient charging solution with versatile connectivity options.

Rating
9.7
Chosen by1,405
Capacity (mAh)
Output Power (Amps)
Size and Weight

Most important from
76360 reviews

Capacity (mAh)
Despite its small size, the charger holds a lot of power, efficiently charging phones, tablets, and Bluetooth speakers.
Output Power (Amps)
The 5V/3A high-speed charging capability ensures quick and efficient charging of devices.
Size and Weight
Its slim and compact design makes it incredibly portable, fitting easily into pockets, bags, or even the glove compartment of a car.
Charging Speed (Input)
The USB-C in & out feature provides fast charging and compatibility with a wide range of devices, including iPhones, Samsung Galaxy, and iPads.
Additional Features
The advanced safety features ensure the charger does not overheat and charges devices safely, making it highly reliable.
#2

UGREEN Power Bank 25,000mAh 145W Laptop Portable Charger, Nexode 3-Port USB C PD Battery Pack, for MacBook Pro/Air, Dell XPS, iPhone 16/15/14, Galaxy S24, Steam Deck, iPad, and More

Rating
9.4
Capacity (mAh)
Output Power (Amps)
Number of Ports

Most important from
3303 reviews

Capacity (mAh)
This power bank truly has the claimed capacity, unlike many others on the market, making it a trustworthy choice.
Output Power (Amps)
The ability to charge other devices while charging itself, paired with perfect ports and high power output, makes it just right.
Number of Ports
Solid construction and versatile connectivity, with all three ports capable of output, enhancing usability.
Charging Speed (Input)
Fast recharge time despite massive capacity, taking just over an hour to fully recharge.
Additional Features
A game changer for CPAP travelers, offering reliable power for multiple nights and versatile charging capabilities.

The UGREEN Power Bank 25,000mAh 145W is a high-capacity, multi-functional portable charger designed to meet the needs of users with various devices, including laptops, tablets, and smartphones. Its standout feature is the ultra-fast 145W charging capability, making it ideal for quickly powering larger devices like a 16-inch MacBook Pro. The massive 25,000mAh capacity ensures multiple charges for your devices, which is particularly useful for long trips or for users with high power demands.

It can fully recharge laptops up to 1.3 times and mobile devices up to 5.2 times, which is impressive for a portable charger. The two-way fast recharge feature allows the power bank to be recharged in just 2 hours using a 65W PD charger, although this charger is not included. The compact design is a plus, making it easy to carry around despite its high capacity. The digital display is a useful feature that shows the remaining battery life, keeping you informed on the go.

With three ports (two USB-C and one USB-A), it offers flexibility in charging multiple devices simultaneously. The power bank's wide compatibility ensures it works with a range of devices from laptops to smartphones and gaming consoles. The high output power and large capacity could result in a heavier weight compared to smaller capacity power banks, which might be a consideration for users prioritizing portability. The UGREEN Power Bank is a robust and powerful solution for users looking for a high-capacity, fast-charging portable battery, especially useful for those with a variety of high-power devices.

Rating
9.4
Capacity (mAh)
Output Power (Amps)
Number of Ports

Most important from
3303 reviews

Capacity (mAh)
This power bank truly has the claimed capacity, unlike many others on the market, making it a trustworthy choice.
Output Power (Amps)
The ability to charge other devices while charging itself, paired with perfect ports and high power output, makes it just right.
Number of Ports
Solid construction and versatile connectivity, with all three ports capable of output, enhancing usability.
Charging Speed (Input)
Fast recharge time despite massive capacity, taking just over an hour to fully recharge.
Additional Features
A game changer for CPAP travelers, offering reliable power for multiple nights and versatile charging capabilities.
#3

Portable Charger 38800mAh,LCD Display Power Bank,5 USB Outputs Battery Pack Backup, USB-C in&out Dual Input Phone Charging Compatible with iPhone 16/15/14/13 Pro/12,Android Samsung Galaxy Pixel Nexus

Rating
9.2
Capacity (mAh)
Output Power (Amps)
Number of Ports

Most important from
16369 reviews

Capacity (mAh)
The RGVOTA charger holds a massive charge that lasts for days, perfect for long trips.
Output Power (Amps)
Using a higher capacity wire can enable fast charging, although it's not advertised as a fast charger.
Number of Ports
Charging multiple devices simultaneously is convenient with its four USB ports.
Size and Weight
While it's big and bulky, it fits comfortably in a backpack and is ideal for road trips.
Additional Features
The LED display is user-friendly, keeping you informed about the charge status.

The RGVOTA 38800mAh Portable Charger is a robust power bank that ensures your phone remains charged throughout the day. Its ultra-large capacity, 38800mAh, is a significant advantage, making it suitable for users who need to charge their devices multiple times or have several devices. With 4 USB output ports and a dual input option, it caters to various charging needs, allowing simultaneous charging of multiple devices. The USB-C port is particularly beneficial for users with newer devices that utilize USB-C technology.

The digital LED display is a user-friendly feature that keeps you informed about the charger’s status. The built-in intelligent chip offers protection against overcharging, excessive currents, short circuits, and overheating, ensuring the safety of your devices. However, the charger is relatively heavy at 15.8 ounces and large in size (6.3 x 0.98 x 3.94 inches), which might not be ideal for users seeking a compact and lightweight portable charger.

Additionally, while it supports fast charging, the input speed of 5V/2.1A may not be as quick as some other models on the market. Despite these drawbacks, the RGVOTA Portable Charger is a solid choice for users looking for a high-capacity power bank with multiple output options and reliable safety features.

Rating
9.2
Capacity (mAh)
Output Power (Amps)
Number of Ports

Most important from
16369 reviews

Capacity (mAh)
The RGVOTA charger holds a massive charge that lasts for days, perfect for long trips.
Output Power (Amps)
Using a higher capacity wire can enable fast charging, although it's not advertised as a fast charger.
Number of Ports
Charging multiple devices simultaneously is convenient with its four USB ports.
Size and Weight
While it's big and bulky, it fits comfortably in a backpack and is ideal for road trips.
Additional Features
The LED display is user-friendly, keeping you informed about the charge status.

Buying Guide for the Best Portable Battery Chargers For Cell Phones

Choosing the right portable battery charger for your cell phone can make a big difference in your daily life, especially if you are often on the go. A portable battery charger, also known as a power bank, can provide the extra power you need to keep your phone running throughout the day. When selecting a portable battery charger, it's important to consider several key specifications to ensure you get the best fit for your needs.
Capacity (mAh)Capacity, measured in milliampere-hours (mAh), indicates how much charge the power bank can store. This is crucial because it determines how many times you can charge your phone before the power bank itself needs recharging. Lower capacity power banks (up to 5,000 mAh) are lightweight and suitable for occasional use or for charging smaller devices. Mid-range capacities (5,000 to 10,000 mAh) offer a good balance between portability and power, making them ideal for daily use. High capacity power banks (10,000 mAh and above) are bulkier but can charge your phone multiple times, perfect for long trips or heavy phone users. Choose a capacity based on how often you need to charge your phone and how portable you need the charger to be.
Output Power (Amps)Output power, measured in amperes (Amps), determines how quickly the power bank can charge your device. This is important because a higher output means faster charging times. Standard output is usually 1 Amp, which is sufficient for most smartphones. However, if you have a larger device like a tablet or if you want faster charging, look for power banks with 2.1 Amps or higher. Some power banks offer multiple outputs with different amperages, allowing you to charge multiple devices at different speeds simultaneously. Consider your device's charging requirements and how quickly you need it to charge when choosing the output power.
Number of PortsThe number of ports on a power bank determines how many devices you can charge at the same time. This is important if you have multiple devices or if you want to share the power bank with others. Single-port power banks are more compact and lightweight, suitable for individual use. Dual-port or multi-port power banks allow you to charge two or more devices simultaneously, which is convenient for families or people with multiple gadgets. Think about how many devices you need to charge at once and choose a power bank with the appropriate number of ports.
Size and WeightSize and weight are important factors to consider for portability. A smaller, lighter power bank is easier to carry around in your pocket or bag, making it more convenient for everyday use. However, smaller power banks usually have lower capacity. Larger power banks offer more capacity but can be bulkier and heavier, which might be less convenient to carry around. Consider how you plan to use the power bank and how much weight you are willing to carry. If you need a power bank for emergencies or short trips, a smaller one might be sufficient. For longer trips or heavy usage, a larger power bank might be more appropriate.
Charging Speed (Input)Charging speed, or input, determines how quickly the power bank itself can be recharged. This is important because a faster input means less downtime between uses. Standard input is usually 1 Amp, which can take several hours to fully recharge a power bank. Faster inputs, such as 2 Amps or higher, can significantly reduce the charging time. Some power banks also support fast charging technologies, which can further speed up the process. Consider how quickly you need the power bank to be ready for use again and choose one with an appropriate input speed.
Additional FeaturesAdditional features can enhance the functionality and convenience of a power bank. Some power banks come with built-in cables, which can save you the hassle of carrying extra cables. Others have LED indicators to show the remaining battery level, which helps you know when it's time to recharge the power bank. Some advanced models offer wireless charging, which can be very convenient if your phone supports it. There are also power banks with built-in flashlights, which can be useful in emergencies. Consider which additional features might be beneficial for your needs and choose a power bank that offers them.

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