Best Portable Charger

Whether out in nature or in the urban jungle, no one likes to be stuck out and about with a low battery. A portable charger, or power bank, can be your lifeline. To find the right one for you, we recommend looking at capacity, charging speed, portability and where you plan to most often use it (for example, the subway versus the woods). Take a look at this curated list of our favorite portable chargers.

These 10 portable chargers were selected by our expert panelists and contributors and voted on by readers as the best of the best.

1. Biolite Charge 40 PD

A 10,000-mAh power bank, the Charge 40 PD from BioLite can deliver 2.5 phone charges on a full battery. With a rugged, no-scratch exterior and a slim profile, this charger was made for life on the go. You can quickly charge up to three devices at once with 1 USB-C and 2 USB-A ports.

2. Nimble CHAMP Portable Charger

This eco-friendly friendly charger contains 90% recycled plastic and comes in plastic-free packaging. Despite its compact size (smaller than a deck of cards), CHAMP offers a quick charge for multiple devices at a time with a battery life of 10,000 mAh (up to three days). You can choose from five different colors, and each comes with a coordinated and adjustable strap.

3. Heyday 5,000mAh Power Bank

Slim and stylish, this floral-print charger from Target's Heyday line offers a lightweight power bank for when you're on the go. It includes a 5,000-mAh battery capacity and USB cord. You can quick-charge up to two devices at the same time, and a charge indicator lights up when you're done.

4. Anker PowerCore 10,000

The Anker PowerCore 10,000 is an ultra-compact, lightweight portable charger that provides fast charging for your devices. At about the size of a deck of cards and roughly seven ounces, it's extremely portable and offers charges for multiple platforms. Anker's exclusive technology ensures a safe and speedy charge, while their 18-month warranty provides peace of mind.

5. INIU B41 Portable Charger

This lightning-fast and product-safe power bank from INIU offers a capacity of 10,000 mAh and can charge up to three devices simultaneously. Moreover, it boasts one of the slimmest designs in the market, coming in at just 0.5 inches thick (and just 7 ounces), making it easy to slip into your pocket or baggage.

6. Ugreen 145 W Power Bank

A real powerhouse, the Ugreen 145 W Power Bank holds a 25,000-mAh capacity and offers a 100 W output with 145 W fast charging. For all its speed and power, this is a small, portable charger, weighing a little over a pound. It also boasts three ports, two-way fast charging and an LED screen to help you keep track of power usage.

7. VRURC Ultra Slim 10,000mAh Power Bank

Able to charge five devices at one time, this lipstick-sized power bank from VRURC packs a punch. It offers compact built-in cables and is rechargeable with a two-way USB-C plug. Enjoy a full recharge in just a few hours and other features like a smart LED display. The micro cable makes it easy to carry or attach.

8. Calpak Portable Charger Luggage Tag

The portable charger from Calpak is housed inside a stylish faux-leather luggage tag. This slim, compact charger powers up your devices at a rate of 2,500 mAh power via a USB charging port. The tag affixes to your luggage with a strap and pin buckle, making it easy to attach and remove, especially handy for airport or public transport.

9. Goal Zero Venture 75 Portable

Rugged, durable and weatherproof—the Venture 75 from Goal Zero makes a great on-the-go option for your charging needs. It even includes an emergency flashlight. With two ports, this 19,200 mAh bank can power up five smart phone cycles before needing to be recharged, which you can do via USB-C in an hour and a half or by solar panels in six hours.

10. Charmast 10000mAh Power Bank

You can leave your cables at home with this Charmast power bank. It includes four built-in cables (three output and one input), and with six outputs, you can charge up to a half dozen devices (of various makes) at the same time. This airplane-friendly 10,000-mAh charger comes in a choice of four colors and a slim silhouette with a width of 0.69 inches.

About Newsweek Readers' Choice Awards

Our nominees are editorially driven with contributions from a panel of travel experts. The final list is determined by Newsweek editors. Readers can vote once per category, per day. For more details, read our terms and conditions. For any questions, please see our FAQs or email us at readerschoice@newsweek.com.

Panel of Experts

Heather Raulerson is a freelance travel writer and photographer who left a traditional 9-5 job to explore the world. She spent a year backpacking through Europe and Asia, even living in Thailand for 4 months. A lover of SLOW travel and getting to know the local culture, Heather is always exploring with her camera. She has been featured in several publications. Follow her adventures at raulersongirlstravel.com.

Keryn is a digital publisher, freelance writer and travel expert living in Long Beach, CA. She founded Walking On Media, LLC in 2011, which has launched such websites and publications as TwistTravelMag.com, Twist Travel Magazine, DCTravelMag.com and PCHTravelMag.com. Thanks to her publications, Keryn has been asked to do travel TV segments for Good Morning Washington and Good Day DC in Washington, D.C., as well as freelance writing for national publications like Thrillist.com, Travel Age West, ParentMap magazine, and many more publications and outlets looking for well-researched, informative and fun content for their own platforms.

Newsweek contributors speak from a variety of backgrounds and offer expertise in a wide range of subject areas.