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Best Portable Battery

Portable batteries are a must-have for anyone who owns a mobile device. Whether you're on a plane, in a coffee shop, or just trying to make it through the day without your phone dying, portable batteries can help keep your devices charged up so you never miss out on anything. Browse the top-ranked list of best portable batteries below along with associated reviews and opinions.

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  1. Nautica - Power Bank 30000mAh Portable Charger 22.5W Fast Charging USB C PD Battery Pack for iPhone Samsung Android - Black

    SKU: J3GWJ9HW7Z

    Product Description

    A sleek black portable charger with 30,000mAh capacity, 22.5W USB-C fast charging, and dual device support.
    See all Portable Chargers & Power Banks
    Your price for this item is $32.99
    Save $7
    The previous price was $39.99

  2. INIU - Portable Charger, Compact 10000mAh PD 22.5W Power Bank for iPhone, Samsung etc - Black

    SKU: CZTZXS3X3K

    This portable Charger has been working great for me. The battery is long lasting and the option to charge 3 different devices is a big plus. ...The best portable charger i ever had. Extremely fast charger...

    Product Description

    A compact black 10,000mAh power bank that charges three devices quickly and is ultra-lightweight for travel.
    See all Portable Chargers & Power Banks
    Your price for this item is $17.99
    Save $5
    The previous price was $22.99

  3. Energizer - MAX 30,000mAh 15W USB-C 3-Port Universal Portable Battery Charger/Power Bank w/ LCD screen for Smartphones & Accessories - Black

    SKU: J36C4YXKZ3

    Great Portable Battery Charger/Power Bank...Great Portable Battery Charger/Power Bank that charge various devices up to 3 at a time....Best energizer portable battery...I bought this for my son who is...

    Product Description

    A high-capacity black portable charger with LCD screen, three ports, and 15W USB-C fast charging.
    See all Portable Chargers & Power Banks
    Your price for this item is $39.99

  4. Energizer - Ultimate Lithium 30,000 mAh 30W Power Delivery 3-Port USB-C Universal Portable Battery Charger/Power Bank w/ LCD Display - Black

    SKU: J36C4YXKZ5

    Great portable battery...Absolutely the best board with charges blocked you can get it worked well charge my pro 16 four times well being recharged...Best portable battery on the market, have not used...

    Product Description

    A black portable power bank with 30,000mAh capacity, 30W USB-C fast charging, and LCD display.
    See all Portable Chargers & Power Banks
    Your price for this item is $29.99
    Save $20
    The previous price was $49.99

  5. SOUNDBOKS - 4 - Portable Bluetooth Speaker with Swappable Rechargable Battery - Metallic Gray

    SKU: C9S3WZ3GYH

    Great quality clean sound at any volume level and very long lasting battery and very good quality materials, easy to set up...BEST PORTABLE SPEAKER!...BEST WIRELESS SPEAKER ON THE MARKET!!!! I have gone...

    Product Description

    A powerful metallic gray Bluetooth speaker delivering concert-level sound, swappable rechargeable battery, and wireless connectivity.
    See all Bluetooth & Wireless Speakers
    Your price for this item is $1,199.00

  6. EcoFlow - River 3 (245 Wh Capacity) - Black

    SKU: J36C7V4S82

    Product Description

    A compact black portable power station delivering 245 Wh capacity for reliable energy on the go.
    See all Portable Chargers & Power Banks
    Your price for this item is $196.99
    Save $42
    The previous price was $239.00

  7. Jackery - Battery Pack 2000 Plus (2042 Wh Capacity) - Black

    SKU: J3GWXZ2QJ6

    Product Description

    A high-capacity 2042Wh black battery pack offering reliable backup power and seamless compatibility with portable stations.
    See all Portable Chargers & Power Banks
    Your price for this item is $1,119.00

  8. EcoFlow - Wave 3 Add-on Battery (1024 Wh Capacity)

    SKU: J36C7V45P9

    Product Description

    A rechargeable black add-on battery with 1024 Wh capacity for portable air conditioners and power needs.
    See all Solar Panels & Batteries
    Your price for this item is $699.00
    Save $200
    The previous price was $899.00

  9. Nautica - Power Bank 10000mAh Portable Charger 22.5W Fast Charging USB C PD Battery Pack for iPhone Samsung Android - Black

    SKU: J3GWJ9HTV4

    Product Description

    A sleek black portable charger with 10,000mAh capacity, 22.5W USB-C fast charging, and dual device support.
    See all Portable Chargers & Power Banks
    Your price for this item is $19.99

  10. X5 Utility Fast Charge Battery Charger Case for Insta360 X5 Action Camera Battery - Black

    SKU: J39VLT4C7C

    I could have just bought it from Insta 360 website themselves but I like Best Buy better. this charges two batteries plus the camera itself so three batteries in total...Battery charging case...This extends...

    Product Description

    A compact black charging case that powers your camera and two batteries with fast USB-C and PD support.
    See all Camera Batteries & Power
    Your price for this item is $59.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.