Best Portable Powerbank 2018 Reviews

Everyone depends quite heavily on their various digital devices. Most people have at least a smartphone that they use for work, communication, and also for entertainment. Others still may use their tablets quite often as well. One of the reasons that these digital devices are quite so popular is because they can perform so many different functions. They are quite essentially like miniature computers.

Best Portable Powerbank 2018

There is a downside to all of these features and this is that these devices tend to lose charge quite quickly.

This can be quite annoying if you are on the go all the time and don’t have a place to plug in your phone or tablet. Powerbanks have provided the perfect solution to this problem and are continuing to become more popular. Here are the best options for you


It is quite easy to mistake the Anker Astro E3 for a smartphone – it is quite comparable in terms of both shape and design. This means that you will have no problem carrying around this powerbank with you as it is sleek, lightweight, and can easily fit in a bag.

The true genius of this powerbank, however, lies in a feature known as PowerIQ. The powerbank is able to instantly detect your mobile device and able to decide what the ideal charge for it is. Due to this, your device is able to safely charge at the highest possible speed.

You can be reassured that your devices will be safe as they will be protected from short circuiting, voltage surges, power overloads, and more. This powerbank also packs quite a punch. It is able to charge an iPhone 5s four and a half times and other smartphones several times as well.

It can also charge an iPad Air once and a Galaxy S5 two and a half times. Once it has been depleted, it is capable of recharging within six hours’ time.

Anker 2nd Gen Astro E3 Dual-Port Ultra Compact External Battery Portable USB Charger Power Bank - PowerIQ? Broad Compatibility, Fast Charging, High Capacity - For iPhone 5s 5c 5, iPad Air mini, Galaxy S5 S4, Tab 2, Note 3 2, LG G3, Nexus, HTC One M8, MOTO X, PS Vita and More (White)
  • High Capacity If you're a long-haul power user, our Anker Astro2, Astro3 and Astro 3E external battery packs deliver 40 hours of talk time or 4-5 full charges to your smartphones. For those who just need a boost to get through the last hours of the day, the Anker Astro Mini and Anker Slimtalk offer a single full charge to your smartphone in a convenient compact package.
  • Compact Each Anker Astro external battery is designed to get you powered up, without getting in the way. Comparable in size to a lipstick or a cell phone, you can easily slip the Anker Astro Mini or the Anker Slimtalk into your jeans or purse for easy confidence on the go. Only slightly larger, the Anker Astro is another easy fit with 2-3 times the capacity.
  • Compatible Whether you need to charge your smartphone, iPhone, iPad, PSP, netbook, or tablet, we have the right external battery and matching charging tip for you.
  • Multi-tasking Share the convenience of a portable charge with multiple devices. Simultaneously charge two devices with our Anker Astro2, Astro3, and Astro3E dual USB external chargers.
  • Reliable Grade A cells and premium microchips ensure 500+ recharge cycles over the life of each external battery.



If you are looking for a travel companion then you really will love this Jackery powerbank. Its slim, compact design means that there is no hassle involved in taking this powerbank along with you.

Despite its small size, you will have no trouble at all charging a myriad of devices with it. This includes smartphones as well as tablets. If you have an iPhone, you should be able to charge it about two to three times.

For those with a Samsung Galaxy, you should be able to use it up to two times at least. The powerbank relies upon a Panasonic grade A Lithium ion polymer cell and microchips to act as the main battery pack. One of the great aspects of this powerbank is that it takes steps to prevent your phone from overcharging when it is kept plugged in for too long.

It also helps with output overvoltage and overcurrent protection as well as input overvoltage protection. Therefore, you can now that your device is in safe hands.
Portable External Charger Jackery Giant+ 12000mAh Dual USB Output Battery Pack Travel Backup Power Bank with Emergency LED Flashlight for iPhone, Samsung and Other Smart Devices - Black
10060 Reviews
Portable External Charger Jackery Giant+ 12000mAh Dual USB Output Battery Pack Travel Backup Power Bank with Emergency LED Flashlight for iPhone, Samsung and Other Smart Devices - Black
  • Jackery Giant+: The most high quality reviews in all Amazon 12000mah power bank, the capacity is 2000mAh more than 10000mAh, can recharge at least once for your phone
  • A Life Saver for Emegency: Keep a charger handy in an emergency, using it get emergency information and alerts or warnings from mobile or social media; Built-in flashlight light up the darkness and keep you safe in darkness or emergency place or when a light is needed
  • Massive Powerful 12000mAh Power: High capacity portable battery power pack recharges your iPhone 8 5.2 times, a Galaxy S8 for 3.2 times, or an iPad Air more than one full charges
  • Dual Fast Charging: With dual USB outports of rechargeable battery powers up to 2 smartphones or tablets at once, Portable external battery pack perfect for travel
  • What's Included: 1* Jackery Giant+ 12,000mAh Portable Charger, 1* Micro USB 2.0 Charging Cable, 1* User Guide & Warranty, 1* Thank You Card. 24-month product warranty and 7×24 hrs friendly customer service.



This powerbank certainly does boast a sturdy exterior with a casing that is made of aluminum. The casing is available in both black as well as white. It also is quite powerful with a 10,000 mAh external battery that is constituted from a lithium ion polymer cell and microchips.

One of the perks of this powerbank is that it is compatible with a large number of digital devices. This includes different types of smartphones as well as tablets. It comes with two outlets – 5V 1A and 5v 2.1A.

It is quite easy to use this powerbank as you are able to get a lot of feedback regarding its condition. There are four different LED indicators that allow you to determine the remaining level of charge in the powerbank. You are also able to determine the charging status. Not to mention you simply have to utilize the button in order to start or stop the charging process.

An additional feature on this powerbank is that it comes equipped with a flashlight! The company has a placed a warranty of six months on this device.

JETech 10,000mAh Portable External Power Bank, Battery Charger, 2-Output, Black
921 Reviews
JETech 10,000mAh Portable External Power Bank, Battery Charger, 2-Output, Black
  • 10,000mAh capacity with TWO USB outputs: 5V 1A and 5V 2.1A. On/off button to stop/resume charging, 4 LED indicators displaying battery percentage and charging status. Grade A Li-ion polymer cell and premium microchips create high-quality portable charger
  • Built-in flash light. Premium aluminum case: solid aluminum alloy with anodized processing, comfortable and luxury touch;Stylish, lightweight design fits easily into any pocket or bag
  • Maximize compatibility with Android, Apple or other devices
  • Universal fits for iPhone, iPod, Samsung devices, cell phones, tablet PC
  • Package includes: JETech 10,000mAh External Battery, Micro-USB cable, instructions manual. 6-Month Warranty from JETech



If you are looking for the smallest possible powerbank then you have certainly found it with this RAVPower model. At just four inches, it is certainly one of the tiniest options available.

This does not mean that you have to be concerned about it being able to charge any of your devices, however. While it cannot charge a tablet, it is certainly capable of charging an iPhone or any other smart phone to full capacity.

It is also able to detect the particular phone that you are using and to determine what the best possible charge is. You will also find that this powerbank chargers much faster than most. If you opt for a 2A charger, you will be able to charge it in two hours at the most.

With a 1A charger, it will take around four or five hours. On top of all of this, it is also quite the resilient little device. It has been made with high quality shell that ensures that it will not be scratched or damaged easily.

Portable Chargers RAVPower Luster Mini 3350mAh External Battery Pack Battery Bank External Phone Charger Power Pack Most Compact Power Bank with iSmart Technology for Smartphones and More (Black)
4413 Reviews
Portable Chargers RAVPower Luster Mini 3350mAh External Battery Pack Battery Bank External Phone Charger Power Pack Most Compact Power Bank with iSmart Technology for Smartphones and More (Black)
  • Small But Powerful Enough: Sleek mini size fits easily into any pocket or bag, but powerful enough to get a full charge of your iPhone 7 or other smartphones (14 hours of additional talk time or 90 hrs of music playback from your cell phone).
  • Thoughtful And Ergonomic Design: White plastic cap at the top and unique clip-inspired design would prevent the charger from scratching and rolling off your desk; same anodic oxidation technology as Apple matched with a gorgeous metal shell will transform you into a style icon; Easy to press the power button, 3 status LEDs keep you informed of remaining capacity.
  • Exclusive iSmart Technology: 1A output and 1A input, charge faster and smarter than others, automatically detects and delivers the optimal charging current for any connected device- ensuring the fastest and most efficient charge.
  • Safety Protection: Short-circuit and over-current protection will make the charger automatically shut it down if a short circuit or overload output occurred while the unit is charging; Ultra reliable A (plus) Lithium-Ion battery with over 500 battery charge cycles.
  • What You Get: RAVPower 3rd Gen Luster Mini 3350mAh Portable Charger, Micro USB cable, welcome guide, our fan-favorite 18-month quality guarantee and friendly customer service.



Offering up 20,000 mAh, this Vinsic powerbank is actually capable of charging multiple devices incredibly well. It is able to charge the most recent iPhone and the Galaxy S6 about five times before running out of charge.

It is also universally compatible and is a great fit for smartphones of all brands, many different tablets, mp3 and mp4 players, and even for game consoles. Therefore, it does not matter what you need to charge, you will be well equipped to do so with this powerbank. It has two different USB ports, allowing you to charge two devices at the same time.

Instead of buttons, you have to rely upon a touchscreen display – this shows you precisely how much charge is left on your powerbank. It is also incredibly safe to charge any of your devices on this powerbank. It will protect them from power surges, short circuits, over charging, and much more.

Rounding up all of its benefits, this powerbank comes in a delightful casing that is not only sleek and elegant but also quite hardy and resilient.

Vinsic 20000mAh Ultra Slim Power Bank, 10 Times for iPhone 5/5S, Dual USB Portable External Battery Charger for iPhone, iPad, Samsung, Cell Phones.
661 Reviews
Vinsic 20000mAh Ultra Slim Power Bank, 10 Times for iPhone 5/5S, Dual USB Portable External Battery Charger for iPhone, iPad, Samsung, Cell Phones.
  • Power Bank, 10 times for iPhone, with high capacity 20000mAh, provides powerful and stable power supply for each port. Equipped with dual USB ports to fast charge two digital devices simultaneously.
  • 5v 3.1A, Dual-port usb charger, it is universal fits for iPhone 6 5S/5/4S/4, iPad, iPod, Samsung devices, HTC phones, tablet PCs, digital cameras, game consoles and MP3/MP4 players, etc.
  • Safe to use. Supports over-charged, over-discharged, over-voltage, over-current and short circuit protection, perfectly protects your digital devices from charging accident.
  • Slim Power Bank, ultra-slim design with a hard plastic & aluminum alloy construction, solid and portable. Convenient to carry at anytime and anywhere.
  • Built-in figure LED indicator, easy to know the remaining capacity.

Conclusion: All that is left for you to do is to select one of these incredibly efficient powerbanks. With them at your disposal, you will be able to ensure that none of your digital devices will be running out of charge.

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