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15 Tb Hard Drive

Hard drive capacities are growing exponentially. But what's the best way to make use of all that space? We've tested and ranked the top hard drives so you can choose the one that's right for you.

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  1. Seagate - Expansion 16TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black

    SKU: J37C5H4GCZ

    Seagate USB Drive 16 TB...14.5 TB Instead of 16 TB...I recieved a 14.5 TB in a 16 TB box other that that it worked perfectly, very quiet, I returned the Item & returned in store & was fully refunded.

    Product Description

    A high-capacity black external hard drive offering fast USB 3.0 transfers and Rescue Data Recovery Services.
    See all External Hard Drives
    Your price for this item is $369.99

  2. WD - easystore 20TB External USB 3.0 Hard Drive - Black

    SKU: JXTHCC7YZ9

    I usually wait until it’s about $14-15/TB. That’s best price you will find. The most recent purchase wound up being $13.10/tb when I factored in the $30 in rewards I guess I had accumulated. ...20 TB...

    Product Description

    A high-capacity black external hard drive with 20TB storage, USB 3.0 connectivity, and data encryption.
    See all External Hard Drives
    Your price for this item is $439.99

  3. Seagate - IronWolf Pro 20TB NAS Internal Hard Drive with Rescue Data Recovery Services

    SKU: J37C5H5LGW

    Product Description

    An enterprise-grade red internal HDD with 20TB capacity, 7200 RPM, CMR technology, and data recovery services.
    See all Internal Hard Drives
    Your price for this item is $499.99

  4. WD - Red Pro 18TB NAS Internal Hard Drive

    SKU: JXTHCJVJXX

    Product Description

    A high-capacity 18TB internal red HDD designed for reliable, RAID-optimized NAS data storage.
    See all Internal Hard Drives
    Your price for this item is $544.99
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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.