Top 10 20TB Hard Drive

Discover our curated selection of high-quality products.

Last update: 12-07-2026

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1
Seagate Expansion Desktop 20TB, External Hard Drive, USB 3.0, Data Rescue Services (STKP20000400)
Seagate

Seagate Expansion Desktop 20TB, External Hard Drive, USB 3.0, Data Rescue Services (STKP20000400)

  • Easy-to-use desktop hard drive—simply plug in the power adapter and USB cable
  • Fast file transfers with USB 3.0
  • Drag-and-drop file saving right out of the box
  • Automatic recognition of Windows and Mac computers for simple setup (Reformatting required for use with Time Machine)
  • Enjoy peace of mind with the included limited warranty and Rescue Data Recovery Services
9.5/10
Editor's Pick
Available at Amazon
2
WD 20TB Elements External Hard Drive, Desktop HDD storage, USB 3.0 compatible, Fast Transfer rates, Plug-and-play storage for all your pictures, videos, music and documents, Black
WD

WD 20TB Elements External Hard Drive, Desktop HDD storage, USB 3.0 compatible, Fast Transfer rates, Plug-and-play storage for all your pictures, videos, music and documents, Black

  • The WD Elements desktop hard disk drive with USB 3.0 offers reliable, high capacity, add-on storage, fast data transfer rates, and universal connectivity with USB 3.0 and USB 2.0 devices. The drive’s features up to 20TB capacity
  • IMPROVE PC PERFORMANCE When your internal drive is almost full, your PC slows down. Don’t delete files – free up space on your internal drive by transferring files to your WD Elements HDD desktop storage and get your computer moving again
  • STORE MORE OF WHAT's IMPORTANT. With capacities up to 20TB, the WD Elements desktop hard disk drive helps you store more photos, videos, music, and file
  • FAST TRANSFER RATES. When connected to a USB 3.0 port, the WD Elements desktop hard disk drive delivers fast data transfer rates
  • Setup is simple! Plug the drive into a USB Type-A 3.0 or 2.0 port using the included USB Type-A cable and open your device’s file manager, such as File Explorer or Finder
  • PLUG-AND-PLAY SIMPLICITY. The WD Elements Desktop Hard Drive works right out-of-the-box with Windows 10+ PCs – just plug into the USB port to instantly add storage.
  • USB 3.0 AND USB 2.0 COMPATABILIY With this single drive, you get compatibility with the latest USB 3.0 devices and backwards-compatibility with USB 2.0 devices as well.
  • WD QUALITY INSIDE AND OUT. We build the drive to our demanding requirements for durability, shock tolerance, and long-term reliability. Then, we help protect with a durable enclosure designed for style and protection
9.4/10
Available at Amazon
3
Seagate IronWolf Pro 20TB, Enterprise Internal NAS HDD, CMR 3.5 Inch, SATA 6GB/s, 7.200 RPM, 256MB Cache for RAID NAS, Rescue Services - Frustration Free Packaging (ST20000NTZ01)
Seagate

Seagate IronWolf Pro 20TB, Enterprise Internal NAS HDD, CMR 3.5 Inch, SATA 6GB/s, 7.200 RPM, 256MB Cache for RAID NAS, Rescue Services - Frustration Free Packaging (ST20000NTZ01)

  • High Performance: All-CMR (conventional magnetic recording) portfolio enables consistent, industry-leading 24×7 performance allowing users to access data anytime, anywhere
  • Class-Leading Dependability: Up to 550 TB/year workload rating, 2.5M hours MTBF, and 5-year limited warranty for unparalleled total cost of ownership (TCO)
  • Peace of Mind with Data Recovery: Complimentary 3 year Rescue Data Recovery Services for a hassle-free, zero-cost data recovery experience
  • IronWolf Health Management: Helps protect data with prevention, intervention, and recovery recommendations to ensure peak system health
  • Optimised for NAS: AgileArray with dual-plane balancing, time-limited error recovery (TLER), and rotational vibration (RV) sensors to deliver top RAID performance in multi-bay environments
9.1/10
Available at Amazon
4
LaCie d2 Professional 20TB, External Hard Drive DeskTBp, for PC Mac & iPad, 1 Month Adobe CC, Data Rescue Service (STHA20000800)
LaCie

LaCie d2 Professional 20TB, External Hard Drive DeskTBp, for PC Mac & iPad, 1 Month Adobe CC, Data Rescue Service (STHA20000800)

  • CROSS PLATFORM: The LaCie d2 Professional is the go-to external desktop hard drive for creatives using Mac/PC SSD-based laptops or all-in-one-computers with limited storage capacity
  • FAST DATA: Easily edit and archive projects with massive capacity and speeds of up to 290 MB/s
  • FUTURE PROOF: Seamlessly connect to USB-C USB 3.1 Gen 2 computers, enjoy reduced noise and vibration thanks to an aluminium form factor, and get ultimate reliability and performance with BarraCuda Pro enterprise-class drives
  • BOUNDLESS CREATIVITY: Includes one-month membership to Adobe Creative Cloud All Apps Plan
  • RECOVERY INCLUDED: Enjoy long-term peace of mind with the included five-year limited warranty including Rescue Data Recovery Services
9.0/10
Available at Amazon
5
Seagate IronWolf Pro, 16 TB, NAS Internal Hard Drive, CMR 3.5 Inch, SATA 6 Gb/s 7,200 RPM, 256 MB Cache, for RAID Network Attached Storage, 3 years Rescue Services, FFP (‎ST16000NE000)
Seagate

Seagate IronWolf Pro, 16 TB, NAS Internal Hard Drive, CMR 3.5 Inch, SATA 6 Gb/s 7,200 RPM, 256 MB Cache, for RAID Network Attached Storage, 3 years Rescue Services, FFP (‎ST16000NE000)

  • All ironwolf pro hard drives use conventional magnetic recording (cmr) for consistent, premium continuous operation, giving users access to data anytime and anywhere
  • Ironwolf health management: facilitates the protection of data by preventing intervention and data recovery recommendations for optimal system status
  • Optimized for nas: agilated earray enables balancing two-level operation, time-limited error correction and swivel sensors for premium raid performance in multi-drive bay environments
  • St16000ne000
  • Workload performance of up to 300 tbyear
8.9/10
Bestseller
Available at Amazon
6
Western Digital WD 44TB My Book DuoDesktop RAID External Hard Drive USB 3.2 Gen 1
Western Digital

Western Digital WD 44TB My Book DuoDesktop RAID External Hard Drive USB 3.2 Gen 1

  • The My Book Duo drive has a huge capacity, ideal for storing photos, videos, documents and music. It is super fast when using the USB Type-C port and is universally compatible (supports USB 3.2 Gen 1 / USB 3.0 / USB 2.0) with all cables included. Two USB Type-A hub ports provide flexibility for additional accessories.
  • LARGE CAPACITY The My Book Duo drive has up to 44TB capacity with a single cable. Free up valuable space on all your computers. Store and back up your photos, videos, music collections, and important documents in one reliable place.
  • RAID 0 ready to use. Power ready at maximum speed and capacity in standard mode, RAID-0. Configure the drive to RAID-1 for redundancy (data mirroring) or use it as two independent drives (JBOD) with the included software.
  • Compatible with USB 3.2 Gen 1, USB 3.0. Compatible with USB 3.2 Gen 1 and USB 3.0. The My Book Duo drive offers high-speed connectivity, regardless of interface. Includes both SuperSpeed USB Type-C to Type-C and Type-C to Type-A cable.
  • USB 3.2 Gen 1, USB 3.0 HUB Ports: The My Book Duo drive can serve as a quasi docking station with 2 x USB 3.2 Gen 1 / USB 3.0 Type-A hub ports for accessories, including additional storage, keyboard, mouse, card reader and USB. or phone synchronization and charging.
8.7/10
Available at Amazon
7
WD Red Pro 20TB NAS 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, CMR Recording Technology, 512MB Cache
Western Digital

WD Red Pro 20TB NAS 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, CMR Recording Technology, 512MB Cache

  • Available in capacities ranging from 2 to 22TB(1) | (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.
  • For RAID-optimized NAS systems with unlimited number of bays
  • Rated for 550TB/yr workload rate(2) | (2) Annualized Workload Rate = TB transferred x (8760 / recorded power-on hours). The maximum rated workload is specified for operating at typical temperature of 40C. Workload Rate will vary depending on your hardware and software components and configurations.
  • Designed to handle the demands of high-intensity 24x7 multi-user NAS environments
  • Western Digital partners with a wide range of NAS system vendors for extensive testing to ensure compatibility with most NAS enclosures
8.6/10
Available at Amazon
8
Toshiba 20TB Enterprise Internal Hard Drive – MG Series 3.5" SATA HDD for Server, Storage, 24/7 Operation, Hyperscale, Cloud (MG10ACA20TE)
Toshiba

Toshiba 20TB Enterprise Internal Hard Drive – MG Series 3.5" SATA HDD for Server, Storage, 24/7 Operation, Hyperscale, Cloud (MG10ACA20TE)

  • Up to 20 TB of Conventional Magnetic Recording (CMR) capacity. Available in SATA models with 512e or 4Kn Advanced Format Sector Technology.
  • Includes Toshiba Persistent Write Cache Technology for Data-Loss Protection in Sudden Power-Loss Events (512e models).
  • 10-disk design for superior storage density.
  • Seals helium inside the 10-disk mechanics to reduce aerodynamic drag and deliver a lower operational power profile.
  • Lower operational power profile, providing excellent power efficiency (W/TB) for better TCO.
8.5/10
Available at Amazon
9
UnionSine External Hard Drive 10TB 3.5" Desktop HDD USB3.0 Storage Compatible for PC, Mac, TV, Desktop, Laptop(Black)
UnionSine

UnionSine External Hard Drive 10TB 3.5" Desktop HDD USB3.0 Storage Compatible for PC, Mac, TV, Desktop, Laptop(Black)

  • Large Capacity：Vertical external hard disk does not take up space, high-speed transfer speed is easily used for PC office, 4K video image storage, TV recording and game storage
  • Technical Support：With the support of MTC multi-layer caching technology, this mechanical hard drive can load applications and files faster, optimize data flow, and has a theoretical read speed of up to 160MB/s and a write speed of up to 110MB/s.
  • System Compatibility：Using USB-C 3.2 Gen2 type-C high-speed interface motherboard, compatible with TV/Ps4/Xbox/Windows/Mac/Linux/DVD/Android, 4K TV recording, multi-brand TV
  • Safety：To optimize the current transfer efficiency, the cable has been upgraded to 22 AWG thick copper core. Internal use of anti-vibration silicon, fast heat dissipation, reduce noise
  • Accessories Content：Note: Before connecting USB, please connect the power supply first, additional power supply, equipped with 2 data lines A-C / C-C 1.2 meters data cable, instruction manual
8.4/10
Available at Amazon
10
WD Gold 20TB Enterprise Class Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 512MB Cache 3.5 Inch
Western Digital

WD Gold 20TB Enterprise Class Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 512MB Cache 3.5 Inch

  • Conquer tough workloads with enterprise-class WD Gold HDD
  • Enhanced reliability with up to 2.5M hours MTBF
  • OptiNAND technology's capacity-enabling features
  • Improve performance with our vibration protection technology
  • HelioSeal technology delivers high capacities with a low power draw
8.3/10
Available at Amazon

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SanDisk Professional G-Drive 22TB Enterprise Class Desktop external Hard Drive, HDD up to 280 MB/s, USB-C (5Gbps), USB-C (USB 3.2 Gen 2), 7200 RPM Ultrastar, fast backup, Premium, Industrial enclosure

Seagate Exos X20 20TB Internal Hard Drive - 3.5 Inch Hyperscale 12GB/s SAS HDD, 7,200 RPM, 2.5M MTBF, 512e and 4Kn FastFormat, Low Latency with Enhanced Caching (ST20000NM002D)

Seagate Exos X20 20TB Internal Hard Drive - 3.5 Inch Hyperscale 12GB/s SAS HDD, 7,200 RPM, 2.5M MTBF, 512e and 4Kn FastFormat, Low Latency with Enhanced Caching (ST20000NM002D)

Seagate IronWolf Pro, 2 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage, 3 year Rescue Services (ST2000NT001)

Seagate IronWolf Pro, 2 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage, 3 year Rescue Services (ST2000NT001)

WD 24TB My Book external hard drive, Desktop HDD with Password Protection, USB 3.0, SuperSpeed USB, software for device management, backup, hardware encryption, works with PC and Mac, Black

WD 24TB My Book external hard drive, Desktop HDD with Password Protection, USB 3.0, SuperSpeed USB, software for device management, backup, hardware encryption, works with PC and Mac, Black

Seagate Technology Exos X20, 20TB, 3.5-Inch SATA Hard Drive at 6GB/s, 7,200 RPM, 2.5M MTBF, 512e and 4Kn FastFormat, Low Latency with Enhanced Cache (ST20000NM007D), Green

Seagate Technology Exos X20, 20TB, 3.5-Inch SATA Hard Drive at 6GB/s, 7,200 RPM, 2.5M MTBF, 512e and 4Kn FastFormat, Low Latency with Enhanced Cache (ST20000NM007D), Green

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