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external hard drives

Largest External Hard Drives

If you've got a lot of photos, videos and music to store and you're looking for a way to back up your files or free up space on your drive, you may want to consider buying an external hard drive. These storage devices are available in many sizes and they offer a quick and easy storage solution for your digital life. Browse the top-ranked list of largest external hard drives below along with associated reviews and opinions.

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  1. Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black

    SKU: J37C5H5XXK

    Product Description

    A high-capacity black external USB 3.0 hard drive with easy setup and included data recovery services.
    See all External Hard Drives
    Your price for this item is $439.99

  2. WD - easystore 8TB External USB 3.0 Hard Drive - Black

    SKU: JXTHCJV95C

    Most are larger than 8TB but 8TB is the largest drive to use with sony Playstation 4 and 5.

    Product Description

    A high-capacity black external hard drive with USB 3.0 connectivity and automatic backup for reliable storage.
    See all External Hard Drives
    Your price for this item is $224.99

  3. WD - easystore 18TB External USB 3.0 Hard Drive - Black

    SKU: JXTHCJVQC8

    Product Description

    A high-capacity 18TB black external hard drive with USB 3.0 connectivity and built-in data encryption.
    See all External Hard Drives
    Your price for this item is $389.99

  4. Seagate - Game Drive for Xbox 5TB External USB 3.2 Gen 1 Portable Hard Drive Xbox Certified with Green LED Bar - Black

    SKU: J37C5H5W3T

    Product Description

    A black external hard drive with 5TB storage, USB 3.2 connectivity, and immersive green LED lighting.
    See all Xbox Series X|S Storage
    Your price for this item is $179.99

  5. Crucial - X10 8TB External USB-C SSD - Blue

    SKU: JX8PSKC8SY

    Product Description

    A durable matte blue external SSD offering 8TB storage, 2,100MB/s read speeds, and USB-C connectivity.
    See all External SSDs
    Your price for this item is $759.99
    Save $86
    The previous price was $845.99

  6. Seagate - One Touch with Password 4TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black

    SKU: J37C5H4WRS

    Product Description

    A portable black hard drive offering 4TB storage, USB 3.0 connectivity, password protection, and data recovery.
    See all External Hard Drives
    Your price for this item is $144.99
    Save $5
    The previous price was $149.99

  7. WD - My Passport 6TB External USB 3.0 Portable Hard Drive - Black

    SKU: JXTHCC74XF

    Product Description

    A portable black external hard drive offering 6TB storage, USB 3.0 connectivity, and ransomware protection software.
    See all External Hard Drives
    Your price for this item is $184.99

  8. SanDisk - Extreme Portable 8TB External USB-C NVMe SSD - Black

    SKU: JXJ62CRYYF

    Product Description

    A rugged black external SSD offering 8TB NVMe storage, USB-C connectivity, and fast 1050MB/s read speeds.
    See all External SSDs
    Your price for this item is $1,450.72
    Save $44
    The previous price was $1,494.99

  9. WD - My Passport Ultra for Mac 4TB External USB 3.0 Portable Hard Drive - Silver

    SKU: JXTHCJFGQS

    Product Description

    A sleek silver portable hard drive offering 4TB storage, USB 3.0 connectivity, and built-in data encryption.
    See all External Hard Drives
    Your price for this item is $154.99

  10. Seagate - Expansion Desktop 8TB HDD - Black

    SKU: J37C5H4GJG

    Product Description

    A high-capacity black external USB 3.0 hard drive with easy setup and Rescue Data Recovery Services.
    See all External Hard Drives
    Your price for this item is $219.99

  11. Seagate - Astro Bot Limited Edition Game Drive for PlayStation 5TB External USB 3.2 Gen 1 Portable Hard Drive - White

    SKU: J37C5HFJ7G

    Product Description

    A white portable hard drive featuring 5TB storage, USB 3.2 connectivity, LED lighting, and exclusive artwork.
    See all PS5 Storage
    Your price for this item is $159.99

  12. WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black

    SKU: JXTHCC74PF

    Largest USB drive thats portable.

    Product Description

    A portable black external hard drive offering 6TB storage, fast USB 3.2 connectivity, and backup software.
    See all External Hard Drives
    Your price for this item is $159.99
    Save $15
    The previous price was $174.99
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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.