The coolest tech for the best mom everMother’s Day is May 11.Shop now

Skip to content
Main Content

Biggest External Hard Drives

No content

Best Buy customers often prefer the following products when searching for Biggest External Hard Drives.

If you're looking to store a lot of data, you might want to consider a big external hard drive. These can be used to back up your computer or store large amounts of files conveniently. Browse the top-ranked list of biggest external hard drives below along with associated reviews and opinions.

Main Results
  1. WD - easystore 18TB External USB 3.0 Hard Drive - Black - Front_Zoom

    Model: WDBAMA0180HBK-NESN
    SKU: 6427995
    Top comment

    "Western Hard drive...Largest HD I have ever purchased. I should have done this several years ago. ...Good drives...Good drives for nas, highly recommended. I recommend you buy the largest drives you can."

    See all customer reviews

    Product Description

    Carry and preserve important files wherever you go with this Western Digital easystore desktop hard drive. The 18TB capacity offers ample storage space for your files, while the USB interface ensures compatibility with a wide range of devices. This Western Digital easystore external hard drive has a compact profile for increased portability, and the included WD Discovery software makes backing up data easy.
    See all External Hard Drives
    Top comment

    "Western Hard drive...Largest HD I have ever purchased. I should have done this several years ago. ...Good drives...Good drives for nas, highly recommended. I recommend you buy the largest drives you can."

    See all customer reviews

    Product Description

    Carry and preserve important files wherever you go with this Western Digital easystore desktop hard drive. The 18TB capacity offers ample storage space for your files, while the USB interface ensures compatibility with a wide range of devices. This Western Digital easystore external hard drive has a compact profile for increased portability, and the included WD Discovery software makes backing up data easy.
    See all External Hard Drives
    Your price for this item is $309.99
    Save $80
    The comparable value price is $389.99
    See all External Hard Drives
  2. Seagate - Expansion 14TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black - Front_Zoom
    Top comment

    "Included software does not backup external HDs...Built in software does not backup external hard drives. I bought acronis But the external hd performs as expected...Great Reliable External Storage...They have lasted longer than my WD My Book external hard drives that have been popping up errors after about 4 years. "

    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
    Top comment

    "Included software does not backup external HDs...Built in software does not backup external hard drives. I bought acronis But the external hd performs as expected...Great Reliable External Storage...They have lasted longer than my WD My Book external hard drives that have been popping up errors after about 4 years. "

    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 $319.99
    See all External Hard Drives
  3. WD - easystore 20TB External USB 3.0 Hard Drive - Black - Front_Zoom

    Model: WDBAMA0200HBK-NESN
    SKU: 6500985
    Top comment

    "largest capacity drive that I have ever owned. nice to have all of that space. drive works great....Best external drive...Love the western digital drives! They age much better than other external drives!"

    See all customer reviews

    Product Description

    Back up important files securely with this black WD easystore desktop hard drive. The 20TB capacity provides ample space for archives and videos, while the USB 3.0 connectivity provides broad compatibility with most Windows and Mac devices. This WD easystore desktop hard drive features plug-and-play functionality for a quick, simple setup.
    See all External Hard Drives
    Top comment

    "largest capacity drive that I have ever owned. nice to have all of that space. drive works great....Best external drive...Love the western digital drives! They age much better than other external drives!"

    See all customer reviews

    Product Description

    Back up important files securely with this black WD easystore desktop hard drive. The 20TB capacity provides ample space for archives and videos, while the USB 3.0 connectivity provides broad compatibility with most Windows and Mac devices. This WD easystore desktop hard drive features plug-and-play functionality for a quick, simple setup.
    See all External Hard Drives
    Your price for this item is $279.99
    Save $170
    The comparable value price is $449.99
    See all External Hard Drives
  4. LaCie - Rugged 5TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver - Front_Zoom
    Top comment

    "Durable External Hard Drive...This external hard drive has worked extremely well for me as a hobbyist landscape photographer. ...Quality and Reliable External Hard Drive...These are my go-to external hard drives. If you build up a lot of data then you want to make sure you buy a quality drive that won't fail on you. "

    See all customer reviews

    Product Description

    Create quick backups while doing fieldwork with this 5TB LaCie Rugged hard drive. It USB-C port offers versatile compatibility, and it's resistant to damage from drops, crushing and rain for durable outdoor use. This LaCie Rugged hard drive comes with two years of Seagate Rescue service for reliable data recovery assistance in case of file damage.
    See all External Hard Drives
    Top comment

    "Durable External Hard Drive...This external hard drive has worked extremely well for me as a hobbyist landscape photographer. ...Quality and Reliable External Hard Drive...These are my go-to external hard drives. If you build up a lot of data then you want to make sure you buy a quality drive that won't fail on you. "

    See all customer reviews

    Product Description

    Create quick backups while doing fieldwork with this 5TB LaCie Rugged hard drive. It USB-C port offers versatile compatibility, and it's resistant to damage from drops, crushing and rain for durable outdoor use. This LaCie Rugged hard drive comes with two years of Seagate Rescue service for reliable data recovery assistance in case of file damage.
    See all External Hard Drives
    Your price for this item is $169.99
    Save $10
    The comparable value price is $179.99
    See all External Hard Drives
  5. WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black - Front_Zoom
    Top comment

    "PORTABLE HARD DRIVE...External Drive was exactly what was needed. Needed to move and review information from 2 desktop hard drives....Good portable hard drive...Good portable hard drive. Not the biggest, but that wasn't needed."

    See all customer reviews

    Product Description

    Store, share and transport files with the lightweight Western Digital My Passport Portable Hard Drive. The SuperSpeed USB port lets you transfer large files in seconds and 256-bit AES hardware encryption helps keep your files secure. The My Passport provides enough space to store thousands of files and documents. Auto backup capability allows you to select the time and frequency of file transfers.
    See all External Hard Drives
    Top comment

    "PORTABLE HARD DRIVE...External Drive was exactly what was needed. Needed to move and review information from 2 desktop hard drives....Good portable hard drive...Good portable hard drive. Not the biggest, but that wasn't needed."

    See all customer reviews

    Product Description

    Store, share and transport files with the lightweight Western Digital My Passport Portable Hard Drive. The SuperSpeed USB port lets you transfer large files in seconds and 256-bit AES hardware encryption helps keep your files secure. The My Passport provides enough space to store thousands of files and documents. Auto backup capability allows you to select the time and frequency of file transfers.
    See all External Hard Drives
    Your price for this item is $69.99
    See all External Hard Drives
  6. WD - My Passport 4TB External USB 3.0 Portable Hard Drive - Black - Front_Zoom
    Top comment

    "Good hard drive...Good external hard drives with a lot of space does the job...external hard drives...purchased 2 external hard drives, I much prefer the smaller compact 1"

    See all customer reviews

    Product Description

    Store, share and transport files with the lightweight Western Digital My Passport Portable Hard Drive. The SuperSpeed USB port lets you transfer large files in seconds and 256-bit AES hardware encryption helps keep your files secure. The My Passport provides enough space to store thousands of files and documents. Auto backup capability allows you to select the time and frequency of file transfers.
    See all External Hard Drives
    Top comment

    "Good hard drive...Good external hard drives with a lot of space does the job...external hard drives...purchased 2 external hard drives, I much prefer the smaller compact 1"

    See all customer reviews

    Product Description

    Store, share and transport files with the lightweight Western Digital My Passport Portable Hard Drive. The SuperSpeed USB port lets you transfer large files in seconds and 256-bit AES hardware encryption helps keep your files secure. The My Passport provides enough space to store thousands of files and documents. Auto backup capability allows you to select the time and frequency of file transfers.
    See all External Hard Drives
    Your price for this item is $124.99
    Save $14
    The comparable value price is $138.99
    See all External Hard Drives
  7. WD - easystore 14TB External USB 3.0 Hard Drive - Black - Front_Zoom

    Model: WDBAMA0140HBK-NESN
    SKU: 6425303
    Top comment

    "Awesome Hard Drive...Nice Hard Drive. Replaced all my small external hard drives....WD Easystore 14TB External Hard Drive...Big boy external hard drive. My biggest yet. I am used to smaller, quicker hard drives, but I needed to house some media and transfer a few other hard drive's data. "

    See all customer reviews

    Product Description

    Find a reliable storage solution for large files with this WD easystore external desktop hard drive. The USB 3.0 interface and backward-compatibility with USB 2.0 offer broad connectivity, while the automatic backup solution reduces the risk of data loss. This WD easystore external desktop hard drive features a 14TB capacity to provide ample space for videos and photos.
    See all External Hard Drives
    Top comment

    "Awesome Hard Drive...Nice Hard Drive. Replaced all my small external hard drives....WD Easystore 14TB External Hard Drive...Big boy external hard drive. My biggest yet. I am used to smaller, quicker hard drives, but I needed to house some media and transfer a few other hard drive's data. "

    See all customer reviews

    Product Description

    Find a reliable storage solution for large files with this WD easystore external desktop hard drive. The USB 3.0 interface and backward-compatibility with USB 2.0 offer broad connectivity, while the automatic backup solution reduces the risk of data loss. This WD easystore external desktop hard drive features a 14TB capacity to provide ample space for videos and photos.
    See all External Hard Drives
    Your price for this item is $269.99
    Save $40
    The comparable value price is $309.99
    See all External Hard Drives
  8. WD - easystore 24TB External USB 3.0 Hard Drive - Black - Front_Zoom

    Model: WDBAMA0240HBK-NESN
    SKU: 6585399
    Top comment

    "Worked right out of the box. Largest "easystore" size, unimaginable space compared to just a few years ago....GREAT Hard Drive Purchase...Great External hard drive for the money. Perfect for our office."

    See all customer reviews

    Product Description

    Back up important files securely with this black WD easystore desktop hard drive. The 24TB capacity provides ample space for archives and videos, while the USB 3.0 connectivity provides broad compatibility with most Windows and Mac devices. This WD easystore desktop hard drive features plug-and-play functionality for a quick, simple setup.
    See all External Hard Drives
    Top comment

    "Worked right out of the box. Largest "easystore" size, unimaginable space compared to just a few years ago....GREAT Hard Drive Purchase...Great External hard drive for the money. Perfect for our office."

    See all customer reviews

    Product Description

    Back up important files securely with this black WD easystore desktop hard drive. The 24TB capacity provides ample space for archives and videos, while the USB 3.0 connectivity provides broad compatibility with most Windows and Mac devices. This WD easystore desktop hard drive features plug-and-play functionality for a quick, simple setup.
    See all External Hard Drives
    Your price for this item is $449.99
    Clearance
    Save $150
    The comparable value price is $599.99
    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

    "This external hard drive is easy to use and setup is very quick....Seagate Expansion 16TB External Hard Drive...I have been using this external hard drive mainly to store my media content. "

    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
    Top comment

    "This external hard drive is easy to use and setup is very quick....Seagate Expansion 16TB External Hard Drive...I have been using this external hard drive mainly to store my media content. "

    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
    See all External Hard Drives
  10. WD - easystore 12TB External USB 3.0 Hard Drive - Black - Front_Zoom

    Model: WDBAMA0120HBK-NESN
    SKU: 6425301
    Top comment

    "Good hard drive....Quiet and reliable external hard drive. I've been using WD drives for years, and I trust them....12TB Hard Drive...Easy to use back up for my numerous external back-up drives"

    See all customer reviews

    Product Description

    Find a reliable storage solution for large files with this WD easystore external desktop hard drive. The USB 3.0 interface and backward-compatibility with USB 2.0 offer broad connectivity, while the automatic backup solution reduces the risk of data loss. This WD easystore external desktop hard drive features a 12TB capacity to provide ample space for videos and photos.
    See all External Hard Drives
    Top comment

    "Good hard drive....Quiet and reliable external hard drive. I've been using WD drives for years, and I trust them....12TB Hard Drive...Easy to use back up for my numerous external back-up drives"

    See all customer reviews

    Product Description

    Find a reliable storage solution for large files with this WD easystore external desktop hard drive. The USB 3.0 interface and backward-compatibility with USB 2.0 offer broad connectivity, while the automatic backup solution reduces the risk of data loss. This WD easystore external desktop hard drive features a 12TB capacity to provide ample space for videos and photos.
    See all External Hard Drives
    Your price for this item is $237.99
    Clearance
    Save $12
    The comparable value price is $249.99
    See all External Hard Drives
No content
No content