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Best Buy customers often prefer the following products when searching for backup hard disk.

A good backup is the foundation of any good computer setup. It's the safety net that protects your data and files from disaster, whether it's a hard disk crash, a lost laptop, or a ransomware attack. A solid backup strategy can help you sleep at night, knowing your files are safe, and you won't lose precious memories—or important documents—if something goes wrong. For most people, the best backup solution is an external hard drive. Here are some of the best backup drives for whatever your needs.

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  1. Seagate - IronWolf Pro 16TB Internal SATA NAS Hard Drive with Rescue Data Recovery Services - Front_Zoom
    Top comment

    "Great capacity drive for network attached storage. For all those backups and photos you want to save. Plug and play....Extra storage for backup"

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    Product Description

    Harness the power of IronWolf Pro HDDs, built with NAS-optimized AgileArray firmware for exceptional RAID reliability and NAS compatibility during the heaviest of workloads. Built-in rotational vibration sensors provide consistent performance and reliable storage for NAS—with little lag or down time—while easily tackling heavy workloads in multi-user NAS environments. Built tough and always ready with a 300TB/year workload rate, 24x7 accessibility to store and protect crucial data, and a five-year limited warranty that includes three years of Rescue Data Recovery Services. Seagate equivalent and backward compatible models: ST16000NE000, ST16000NEZ00.
    See all Internal Hard Drives
    Top comment

    "Great capacity drive for network attached storage. For all those backups and photos you want to save. Plug and play....Extra storage for backup"

    See all customer reviews

    Product Description

    Harness the power of IronWolf Pro HDDs, built with NAS-optimized AgileArray firmware for exceptional RAID reliability and NAS compatibility during the heaviest of workloads. Built-in rotational vibration sensors provide consistent performance and reliable storage for NAS—with little lag or down time—while easily tackling heavy workloads in multi-user NAS environments. Built tough and always ready with a 300TB/year workload rate, 24x7 accessibility to store and protect crucial data, and a five-year limited warranty that includes three years of Rescue Data Recovery Services. Seagate equivalent and backward compatible models: ST16000NE000, ST16000NEZ00.
    See all Internal Hard Drives
    Your price for this item is $279.99
    The previous price was $519.99
    See all Internal Hard Drives
  2. Seagate - One Touch 2TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Red - Front_Zoom
    Top comment

    "Good backup....This backup drive worked well right out of the box....Backup hard drive...Needed to replace another portable hard drive for backing up my laptop this is a good purchase"

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    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Top comment

    "Good backup....This backup drive worked well right out of the box....Backup hard drive...Needed to replace another portable hard drive for backing up my laptop this is a good purchase"

    See all customer reviews

    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Your price for this item is $66.99
    The previous price was $82.49
    See all External Hard Drives
  3. Seagate - One Touch 4TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black - Front_Zoom
    Top comment

    "A Good Backup hard drive for the money...This is a good external backup hard drive. I have used Seagate external drives in the past and all have performed well. ...Seagate external hard drive"

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    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Top comment

    "A Good Backup hard drive for the money...This is a good external backup hard drive. I have used Seagate external drives in the past and all have performed well. ...Seagate external hard drive"

    See all customer reviews

    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Your price for this item is $99.99
    The previous price was $114.99
    See all External Hard Drives
  4. SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray - Front_Zoom
    Top comment

    "Needed to update my external storage for my new MacBook and this has been working great for storage and backups. Definitely not SSD quick but fast enough for what’s needed. ...[This review was collected as part of a promotion.] Not much to say as a hard drive is a hard drive. Rating by quality and speed, this hard drive performs very well compared to others. "

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    Product Description

    Back up valuable memories or important documents with this SanDisk Professional G-Drive ArmorATD external hard drive. The all-terrain build and aluminum housing provide long-lasting use, while data transfer speeds up to 140 MB/sec. make it easy to move large video or music files. Boasting a 4TB capacity, this SanDisk G-Drive ArmorATD external hard drive provides plenty of storage space.
    See all External Hard Drives
    Top comment

    "Needed to update my external storage for my new MacBook and this has been working great for storage and backups. Definitely not SSD quick but fast enough for what’s needed. ...[This review was collected as part of a promotion.] Not much to say as a hard drive is a hard drive. Rating by quality and speed, this hard drive performs very well compared to others. "

    See all customer reviews

    Product Description

    Back up valuable memories or important documents with this SanDisk Professional G-Drive ArmorATD external hard drive. The all-terrain build and aluminum housing provide long-lasting use, while data transfer speeds up to 140 MB/sec. make it easy to move large video or music files. Boasting a 4TB capacity, this SanDisk G-Drive ArmorATD external hard drive provides plenty of storage space.
    See all External Hard Drives
    Your price for this item is $144.99
    The previous price was $149.99
    See all External Hard Drives
  5. Seagate - Expansion 8TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black - Front_Zoom
    Top comment

    "Great Desktop Backup and also works with Playstation Pro for external backup....Definitely recommend any Seagate external hard drive, especially if you're super cautious and want backups for your backups!"

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    Product Description

    Ideal for the home, office, or dorm, Seagate Expansion desktop drive offers enormous desktop storage for photos, movies, music and more. Backing up and transferring content is incredibly easy — just drag and drop! To get set up, connect the USB hard drive to Windows or Mac — no software required. For Apple Time Machine, simply reformat. Included is an 18-inch USB 3.0 cable and 18W power adapter. Plus, Seagate Expansion comes with Rescue Data Recovery Services for additional peace of mind.
    See all External Hard Drives
    Top comment

    "Great Desktop Backup and also works with Playstation Pro for external backup....Definitely recommend any Seagate external hard drive, especially if you're super cautious and want backups for your backups!"

    See all customer reviews

    Product Description

    Ideal for the home, office, or dorm, Seagate Expansion desktop drive offers enormous desktop storage for photos, movies, music and more. Backing up and transferring content is incredibly easy — just drag and drop! To get set up, connect the USB hard drive to Windows or Mac — no software required. For Apple Time Machine, simply reformat. Included is an 18-inch USB 3.0 cable and 18W power adapter. Plus, Seagate Expansion comes with Rescue Data Recovery Services for additional peace of mind.
    See all External Hard Drives
    Your price for this item is $134.99
    The previous price was $199.99
    See all External Hard Drives
  6. Seagate - One Touch 2TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Light Blue - Front_Zoom
    Top comment

    "Seagate One Touch 2TB External Hard Drive...This does a faster backup than any of my previous external hard drives. ...The device is perfect for our needs...simple, light, reliable. Great for backups. Easy to use."

    See all customer reviews

    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Top comment

    "Seagate One Touch 2TB External Hard Drive...This does a faster backup than any of my previous external hard drives. ...The device is perfect for our needs...simple, light, reliable. Great for backups. Easy to use."

    See all customer reviews

    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Your price for this item is $66.99
    The previous price was $82.49
    See all External Hard Drives
  7. Seagate - One Touch 2TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Space Gray - Front_Zoom
    Top comment

    "One Touch works very well with automatic backups. And it stores all my photos....Great Backup"

    See all customer reviews

    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Top comment

    "One Touch works very well with automatic backups. And it stores all my photos....Great Backup"

    See all customer reviews

    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Your price for this item is $66.99
    The previous price was $82.49
    See all External Hard Drives
  8. Seagate - One Touch 5TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black - Front_Zoom
    Top comment

    "Great Backup Hard Drive...This backup hard drive does the job of saving my information in a safe place. ...Works Great for Backups...My Apple Time Capsule is on its last leg so I bought this as a backup for my backup. Seems good so far. Easily backed up 450 gigs. "

    See all customer reviews

    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Top comment

    "Great Backup Hard Drive...This backup hard drive does the job of saving my information in a safe place. ...Works Great for Backups...My Apple Time Capsule is on its last leg so I bought this as a backup for my backup. Seems good so far. Easily backed up 450 gigs. "

    See all customer reviews

    Product Description

    Store and access photos and files on the go with Seagate One Touch. The perfect compliment to personal aesthetic, it features a minimalist brushed metal enclosure and quick plug-and-play connectivity with the included USB 3.0 cable. Great as a Mac external hard drive or Windows drive, simply back up with a single click or schedule automatic daily, weekly, or monthly backups. Plus—edit, manage, and share photos with a one-year complimentary subscription to Mylio Create and a four-month membership to Adobe Creative Cloud Photography plan!
    See all External Hard Drives
    Your price for this item is $119.99
    The previous price was $134.99
    See all External Hard Drives
  9. Seagate - Expansion 16TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black - Front_Zoom
    Top comment

    "My hard drive...Great for backup storage"

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    Product Description

    Ideal for the home, office, or dorm, Seagate Expansion desktop drive offers enormous desktop storage for photos, movies, music and more. Backing up and transferring content is incredibly easy — just drag and drop! To get set up, connect the USB hard drive to Windows or Mac — no software required. For Apple Time Machine, simply reformat. Included is an 18-inch USB 3.0 cable and 18W power adapter. Plus, Seagate Expansion comes with Rescue Data Recovery Services for additional peace of mind.
    See all External Hard Drives
    Top comment

    "My hard drive...Great for backup storage"

    See all customer reviews

    Product Description

    Ideal for the home, office, or dorm, Seagate Expansion desktop drive offers enormous desktop storage for photos, movies, music and more. Backing up and transferring content is incredibly easy — just drag and drop! To get set up, connect the USB hard drive to Windows or Mac — no software required. For Apple Time Machine, simply reformat. Included is an 18-inch USB 3.0 cable and 18W power adapter. Plus, Seagate Expansion comes with Rescue Data Recovery Services for additional peace of mind.
    See all External Hard Drives
    Your price for this item is $229.99
    The previous price was $429.99
    See all External Hard Drives
  10. SanDisk Professional - G-DRIVE ArmorATD 1TB External USB-C Portable Hard Drive - Space Gray - Front_Zoom
    Top comment

    "Good, reliable hard drive. Been using G-tech drives since 2007, and never had an issue!...[This review was collected as part of a promotion.] Portable hard drive is a good size to carry. Case is made from sturdy aluminum with thick rubber on edges. "

    See all customer reviews

    Product Description

    Back up valuable memories or important documents with this SanDisk Professional G-Drive ArmorATD external hard drive. The all-terrain build and aluminum housing provide long-lasting use, while data transfer speeds up to 140 MB/sec. make it easy to move large video or music files. Boasting a 1TB capacity, this SanDisk G-Drive ArmorATD external hard drive provides plenty of storage space.
    See all External Hard Drives
    Top comment

    "Good, reliable hard drive. Been using G-tech drives since 2007, and never had an issue!...[This review was collected as part of a promotion.] Portable hard drive is a good size to carry. Case is made from sturdy aluminum with thick rubber on edges. "

    See all customer reviews

    Product Description

    Back up valuable memories or important documents with this SanDisk Professional G-Drive ArmorATD external hard drive. The all-terrain build and aluminum housing provide long-lasting use, while data transfer speeds up to 140 MB/sec. make it easy to move large video or music files. Boasting a 1TB capacity, this SanDisk G-Drive ArmorATD external hard drive provides plenty of storage space.
    See all External Hard Drives
    Your price for this item is $82.99
    The previous price was $89.99
    See all External Hard Drives
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