Best Portable Power Bank External Battery Chargers Reviews

Nowadays, technology advances at a breakneck speed that every information we need and are available to us can be had at the palms of our hands. Our tablets, smartphones, and other gadgets can do more than call or send emails. There is social media, entertainment, current events, organizer, calendar, and many others to make us want to go about our daily lives toting these smart devices wherever we go.

Interestingly, one aspect of technology that does not seem to move forward much is battery life. The more that your mobile phone can do for you means the more it eats up energy. The more features your gadget has, the more you want to use it, therefore, the faster it drains the battery life. This is where power banks come into play.

Our mobile devices have gone through a spectacular transformation that they have become a central element in our lives. Power banks will allow you to use your devices even if you are out for long periods of time. They can certainly help us deal with this hunger for more battery life and has indeed proven to be the best solution to the battery dilemma.

Here are the top 20 portable power banks for your mobile devices:

1. RAVPower 16750mAh Portable Charger

Portable Chargers 16750 RAVPower 16750mAh External Battery Pack 4.5A Dual USB Output External Phone Charger Battery Bank Power Bank (iSmart 2.0 Tech) for Nintendo Switch, iPhone 7, Galaxy S8 - White

The RAVPower portable charger has 16750mAh of power and very impressive features. It has two incredibly fast USB ports that give you a max output of 4.5A that can charge two smartphones at once. It uses efficient Lithium-Ion batteries that can sustain you for a few days before needing to be recharged.

Another wonderful feature is the iSmart technology that intuitively identifies your device for optimum charge efficiency. It can charge an iPhone 5s up to 7.2 times, a Galaxy S8 for three times, or an iPad Air one full time. It is a sturdy, well made, well-constructed unit that has a sleek and compact design.

This power bank weighs 10.9 ounces and measures 5 x 3.2 x 0.8 inches, a bit heavier than most, but is one of the best performing power banks in the market.


2. Jackery Giant+ 12,000mAh Portable External ChargerJackery Portable Charger Giant+ 12000mAh Dual USB Output Battery Pack Travel Backup Power Bank with Emergency LED Flashlight for iPhone, Samsung and Other Smart Devices - Black

The Jackery Giant+ 12000mAh portable external charger has dual USB ports that are rated at 1A and 2.1A that can also charge two devices at the same time. This power bank uses premium Panasonic Grade A Lithium-Ion batteries that can let you charge your gadgets up to two weeks before recharging the unit itself. It can charge an iPhone 5s 5 times, a Samsung Galaxy S6 2.8 times, and an iPad Air 2 1.1 times.

This power bank has a sleek, modern, and sturdy design. It comes with a 3-LED indicator light that shows the current level of the battery when charging or discharging. There is also an LED flashlight located at the bottom, a mini-USB port for charging the unit, and the two USB ports to charge your devices.


3. Poweradd 2nd Gen Pilot 2GS 10,000mAh Power Bank


POWERADD 2nd Gen Pilot 2GS 10000mAh Power Bank, Dual USB Port Portable Charger 3.4A High-Speed Charge for iPhone, Samsung Galaxy, Other Smartphone and Tablet - Black (Apple Cable Not Included)


The Poweradd 2nd Gen Pilot 2GS 10000mAh power bank delivers lightning speed charge at a speed of up to 2.4A from its two USB ports for a total of 3.4A. It has 10,000mAh power capacity that lets you charge an iPhone 6s 4 times, a Galaxy S6 2.5 times, and a one and a half recharge for iPad Mini. It uses a Lithium Polymer battery with premium microchips in an aircraft-grade aluminum casing that is designed to be sturdy and compact.

This power bank comes with a multi-protection system that protects against overcharging, over-discharging, overcurrent, overvoltage, and short circuit. It also has an automatic shut-off sleep mode feature. It is equipped with four light indicators that tell you how much battery power is left or when charging is done.


4. EasyAcc 20,000mAh Portable Charger

EasyAcc 20000mAh Portable Charger Fast Recharge External Battery Pack Charger with 4A 2-Port Input 4.8A Smart Output High Capacity Power Bank for iPhone iPad Samsung Android - Black and Orange

The whopping 20,000 power capacity of the EasyAcc portable charger lets you charge up to four devices simultaneously thanks to its dual 4A input USB ports. One of the ports is a Qualcomm Quick Charge 3.0 output for devices that can use this type of charger. Charging your devices at a max speed of 2.4A, it can easily recharge your iPhone 5s 8.3 times, Samsung Galaxy S6 4.6 times, and an iPad Mini twice.

This power bank is equipped with four LED notification lights to indicate how much power is left and when the charging is done. It has a super-bright LED light that you can use as a flashlight for emergency situations. It uses Smart Technology that automatically identifies the device that you plug into it and delivers the suitable electric current.


5. iMuto 20000mAh Portable Charger

iMuto 20000mAh Portable Charger Compact Power Bank External Battery Pack with LED Digital Display and Smart Charge for iPhone X 10 8 7 6S Plus, Samsung Galaxy S8, S7, Note8, Tablets and More (Black)

The iMuto 20000mAh portable charger has a massive power that lets you charge an average of six smartphones or 1.5 tablets. It has two output charging ports rated at 2.1A and 1A. It can charge an iPhone 5s 8.3 times, a Samsung Galaxy S6 4.6 times, and an iPad Air 2 1.8 times. This power bank’s USB ports will detect your device and intuitively deliver the fastest and safest charge possible.

One of its main features is the LCD screen which displays an exact percentage of the power left which is much more accurate than the LED indicators of other brands. It also comes with a small LED flashlight that provides an impressive amount of light. It is encased in a plastic body which makes it lightweight and more compact measuring at just 5.12 x 3.07 inches.


6. Anker PowerCore 20,100mAh Portable Charger

Portable Charger Anker PowerCore 20100mAh - Ultra High Capacity Power Bank with 4.8A Output, External Battery Pack for iPhone, iPad & Samsung Galaxy & More (Black)

The Anker PowerCore 20100 portable charger is a powerhouse that can even charge the new 12-inch MacBook. It has two USB ports that are able to send 5V 2.4A to any two of your devices at an incredible speed. It can charge your iPhone 5s 8.3 times, a Samsung Galaxy S6 4.6 times, and an iPad Air 2 1.8 times.

It is equipped with Anker’s PowerIQ and VoltageBoost technology that recognizes the brand, firmware, and hardware of your device to give it the most efficient charge possible and send stable power through its output. It has four blue LED lights to indicate the remaining capacity of the unit. It has a smooth and matte finish and is designed to be compact and lightweight.


7. Poweradd Slim2 5,000mAh Portable Power Bank

POWERADD Slim 2 Portable Charger 5000mAh External Battery Stick with Smart Charge for iPhone, iPad, Samsung Galaxy and More - Green


One of the most compact and portable power banks on the market, the Poweradd Slim2 5,000mAh is a lipstick-sized power bank that has a very affordable price. It is remarkably cheap, this power bank performs quite well, giving you a great value to power ratio, far better than those in its category.

The Poweradd Slim2 is equipped with one charging port with a max output of 2.1A that delivers a specific current depending on the device you have plugged in. Its 5,000mAh battery capacity lets you charge an iPhone X and a Samsung Galaxy 7 twice. It measures just 3.94 x 1.22 x 1.34 inches that fit your pocket easily for extreme portability.


8. EC Technology 22400mAh Power Bank

EC Technology Portable Charger Power Bank 22400mAh Ultra High Capacity External Battery pack 3 USB Output Port phone charger for iPhone, iPad, Samsung, Nexus & More, Black& Red

Packed with a powerful punch of 22,400mAh, the EC Technology power bank can charge an iPhone 5s 9.2 times, Samsung Galaxy S6 5.2 times and an iPad Air 2 twice. It has three separate USB outputs that allow you to charge three devices all at once. Each charging port is labeled, one for iPhone, one for Samsung, and another one for iPad, you need to plug in the device you need to charge that corresponds to the charging port.

It is equipped with AUTO-IC technology that automatically identifies the type of device you have plugged in to charge and deliver the fastest, safest, most efficient current possible. It also has an overcharge, overvoltage, overcurrent, and short-circuit protection for added peace of your mind. It comes with an LED light that has three settings, Soft Light, Hard Light, and an SOS light that can be very useful as a flashlight.


9. Anker PowerCore 5000 Power Bank

Anker PowerCore 5000 Portable Charger, Ultra-Compact External Battery with Fast-Charging Technology, Power Bank for iPhone, iPad, Samsung Galaxy and More

The Anker PowerCore 5000 power bank delivers 5,000mAh and has a lipstick design that is so portable and ‘pocket-friendly.’ Measuring 4 inches and having a width of 1 inch, it weighs just 4.73 ounces, making it very space efficient. Its battery capacity can easily give a full recharge twice on your iPhone 6 or a Samsung Galaxy S6, and many other smartphones.

This power bank is small but has remarkable features including the Input and Output charging speeds that are fast at 5V/2.0A, one Amp faster than most of the power banks in its class. It comes with 3 LED lights to let you know how much battery capacity is left. It has Anker’s trademark PowerIQ technology that delivers powerful charge at top speeds. It is very affordable and has a high-quality build.


10. Uni-Yeap 11000mAh External Battery Charger Power Bank



[Upgraded] Uni-Yeap 11000mAh External Battery Charger Power Bank with Safety Charging Conversion System and Ultra Slim with Screen for iPhoneX 8 7 6s 6, iPad, Samsung Galaxy and All Smart phone(Black)


he Uni-Yeap 11000mAh power bank has a high capacity that lets you charge your iPhone 6 for up to 5 times. It comes with Smart Technology that detects the device that you plug into it and delivers the appropriate electric current for a fast and efficient charge. It comes with an LCD screen that displays the remaining energy of the power bank to let you know when it needs replenishing.

It has a universal port that is compatible with most smartphones such as iPhone 6, 6s, plus, 5s, 5, 4s, 4, iPad, iPod, Samsung Galaxy S7, S6, S5, note 5, note 4, Edge, digital cameras, game consoles, and many other gadgets. It uses Polymer batteries that are safer, lighter, has more capacity than standard Lithium batteries.


11. Anker 21W Dual USB Solar Charger

The Anker 21W Dual USB solar charger gets its power through the three panels that harness solar energy and charges directly from them. It does not hold power like a normal power bank does, as it charges your devices with the power it receives from a light source, not only sunlight but also light from a lamp.

It comes with PowerIQ technology that offers a maximum of 3 amps output with its two USB ports. It can charge two smartphones simultaneously wherever there is plenty of sunlight. You can set it on the ground or place it on your backpack to get sufficient power. It is an environmentally friendly way to charge your mobile devices. Ideal for those planning to be stationary like campers or those who plan to lounge on the beach.


12. RAVPower 22,000mAh 3-Port Power Bank

RAVPower Portable Charger 22000mAh External Battery Pack 22000 Power Banks 5.8A Output 3-Port (2.4A Input, iSmart 2.0 USB Ports, Li-polymer Phone Charger) For Smartphone Tablet – Black

The RAVPower 22000mAh 3-Port power bank guarantees to charge your devices at least twice. Its 22,000mAh battery capacity can efficiently charge an iPhone 5s 9.1 times, Samsung Galaxy S6 5.1 times and an iPad Air 2 two times. All the 3 USB ports have a maximum charging speed of 2.4A which is one of the fastest in its category.

This power bank uses a Lithium Polymer battery that gives you reliable power than ordinary Lithium batteries. It comes with a fail-safe protection system that protects you from over-charging, overheating or cases of short-circuiting. It is encased in a fire-resistant shell that is rated UL94 V-0 on the flammability standards. It also has four-LED battery indicator lights located on the front to let you know how much power is left.


13. AUKEY 20,000mAh Power Bank

AUKEY 20000mAh Power Bank, Portable Charger with 2 Inputs, 3.4A Dual-USB Output Battery Pack Compatible iPhone Xs/XS Max / 8 / Plus, iPad Pro and More


The AUKEY 20,000mAh power bank delivers 90% efficiency of its battery capacity as compared to less than 80% of most power banks in its category. It probably is one of the few to give an appropriate mAh closer to its real output. This power bank can easily charge an iPhone 5s 9.1 times, a Samsung Galaxy S6 5.1 times, and an iPad Air 2 twice.

It has a button that activates the unit and four multi-colored LED indicators to let you know the battery level. It also has a built-in flashlight that you can easily turn on by pressing the power button for two seconds. It has two USB ports that are rated at 2.4A and 1A. A single lightning icon denotes the 1A output, while the 2.1A has two lightning icons.


14. Dizaul 5,000mAh Portable Solar Charger

Solar Charger, Dizaul 5000mAh Portable Solar Power Bank Waterproof/Shockproof/Dustproof Dual USB Battery Bank for Cell Phone, Samsung, Android Phones, Windows Phones, GoPro Camera, GPS and More

The Dizaul 5000mAh portable solar charger uses the power of the sun to recharge your mobile devices. Perfect for camping in the woods for a few days as it is shockproof, waterproof, and dust resistant. You can lay it on the ground where there is enough sunlight or place it on your backpack or the top of your tent to get enough energy to power your devices.

Its 5,000mAh battery capacity can charge most of your gadgets up to 1.5 times. Four LED lights let you know how much charge is left and will hold a green light to let you know that it is receiving energy from a light source. It also has a little light that can be used as a flashlight. You only need to leave it under the sun (or any light source like a lamp) to let it charge itself.


15. RAVPower 26,800mAh 3-Port 5.5A Power Bank

The RAVPower 26,800mAh 3-Port 5.5A power bank delivers tremendous battery capacity that lasts for days or even weeks. It has a durable built and is equipped with three USB ports that can simultaneously charge three devices efficiently. It fully charges an iPhone 6s 13.4 times, a Samsung Galaxy S6 9 times, and an iPad Air about twice. Each of the charging ports is labeled according to the power that they can deliver.

It comes with RAVPower’s iSmart technology that provides you fast charging speeds. You can charge an iPhone 6S fully in just over an hour. It has an above average size and weight as it is designed to be a charging hub. It comes with four LED power capacity indicators that are placed on top of the charger and automatically shuts off when charging is done to conserve energy.


16. ZeroLemon ToughJuice 30,000mAh Ultra High Capacity Power Bank

Ultra High Capacity Power Bank ZeroLemon ToughJuice 30000mAh 7A Output Portable Charger with QC 2.0, 5-Port USB C Rugged Battery Pack for MacBook, Galaxy S10, iPhone X/XR/XS/XS Max, Switch and More

Described as the world’s toughest external battery pack with its 30,000mAh capacity and its rugged anti-shock exterior, we think this is a pretty much accurate description. You can charge up to five devices all at once with five USB ports—three standard 1-amp outputs, one Qualcomm Quick Charge 3.0 output, and one USB-C output—making this power bank a compatible choice for most devices. It can charge most smartphones up to ten times and tablets for up to two times.

It has a rubber outer shell and rubber flaps to cover all the ports to prevent water and dust from getting in the device and also to protect it from the occasional drops. It comes with four indicator lights, each one represents 25 percent of the battery’s capacity.


17. TG90° 20,000mAh Portable Charger

The TG90° 20,000mAh portable charger is an ideal power bank for those going on camping trips, business meetings, or picnics. It uses a Lithium-Polymer battery that can charge your iPhone 7 up to 7 times, Samsung Galaxy S7 about five times, or an iPad Mini almost three times. It is also compatible for use with other gadgets such as tablets, digital cameras, game consoles, MP3/MP4 players, and many more.

It comes with two USB ports that allow you to charge two devices at the same time. It is equipped with TG90 Smart Technology that recognizes the device that you plug in and provide the suitable electric current for it. It offers up to 80% capacity even after 500 cycles of charging. In addition, it has built-in safeguard protection systems that protect you from overheating, overcharging and excessive currents.


18. Aibocn 10,000mAh Power Bank

Aibocn Power Bank 10,000mAh External Battery Charger Dual USB Portable Charger with Flashlight (Bright Singal Orange) - Upgraded

The Aibocn 10,000mAh power bank battery capacity exceeds its very low price, giving you a high price to performance ratio. It can power up your iPhone 5s 3.3 times, Samsung Galaxy S6 1.9 times, and an iPad Air 2 0.7 times. It has two USB ports, one can give you charging speeds of up to 2.4A output, while the other is rated at 1.1A.

Located at the front of the unit are four LED lights that indicate the charge level and an on and off button. It also comes with a flashlight that is activated with a double tap on the power button. It has a sleek and modern design with a shiny lacquer finish that is fingerprint resistant.


19. Xiaomi Power Bank Pro 10,000mAh

Portable Charger, Xiaomi Mi Slim Power Bank Pro 10000mAh, 18W Fast Charging Aluminum Battery Pack for iPhone X 8 7 6 Samsung Galaxy S9 S8 S7 Android. Fast rechargeable via USB-C port

The Xiaomi Power Bank Pro 10,000mAh is wrapped in double anodized aluminum and loaded with temperature, input overload, short circuit, output overcurrent, and reset protection features. It can replenish the juice of your iPhone 7 up to four times or two full charges for your Samsung Galaxy S6. It has a compact design with measurements of 0.5 x 5.1 x 2.9 inches and weighing 8.48 ounces, easily fits your pocket and very much transportable.

It comes with a USB port for output, a USB Type-C for input, and a button which will activate the battery indicator light. It can deliver up to 12V 1.5A, 9V 2A, or 5V 2A and can also charge other smartphone accessories like Bluetooth headphones, fitness bands, and many other gadgets.


20. KMASHI 10,000mAh Portable Power Bank


Affordable and efficient, the KMASHI 10,000mAh portable power bank provides you with power in a relatively compact body. With its powerful battery capacity of 10,000 mAh. It comes with two USB ports with different speeds of 1A and 2.4A. It can charge your iPhone 5s about 4.2 times, a Samsung Galaxy S6 2.3 times, and an iPad Air 2 0.9 times.

It has a cool, modern design that has the two USB ports located at the end and the micro USB input, LED battery indicators, and power button placed on the long edge. It has a smart feature that automatically shuts down when charging is finished. Slightly larger and heavier than an iPhone 6, this can easily fit your medium sized bag or purse.



Technology has invaded our lives. Whether it is business, leisure, social, or home life, we have found ways to make them easier and more convenient with the help of mobile devices and gadgets. Power banks are the best solution for these power hungry devices, allowing us to use them for longer periods of time or during situations that will not let us charge them normally.

This list of the top 20 portable power banks for mobile devices is indeed a great help to let you know which one would suit your needs best. It is always a good idea to keep yourself informed of what these products can do for you especially if you are planning on getting one or getting an upgrade.

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