20 TB hard drive and SSD prices

19 matched listings · sort by price per TB to spot value

We list 19 drives near 20 TB in this bucket (matched within about 5% on capacity). Listing prices are pulled from our database and refresh about every 1 hour; retailer checkout totals can still change sooner.

Among 18 storage listings we use for comparisons here, price per terabyte runs from about $24.55 to $43.05. We divide list price by capacity in terabytes (gigabytes ÷ 1024).

Lowest HDD: Toshiba X300 PRO 20TB High Workload Performance for Creative Professionals 3.5-Inch Internal Hard Drive – Up to 300 TB/Year Workload Rate CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWR62AXZSTB (20 TB) at $491.

Typical for large NAS pools, surveillance archives, and bulk cold storage.

$491$24.5520 TBNew5 yearsToshiba X300 PRO 20TB High Workload Performance for Creative Professionals 3.5-Inch Internal Hard Drive – Up to 300 TB/Year Workload Rate CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWR62AXZSTB (20 TB)ToshibaInternal 3.5"HDD
$510$25.520 TBRenewed3 monthsSeagate Exos 20TB 7.2K RPM SATA 6Gb/s 3.5in Enterprise HDD ST20000NM002C (Renewed) (20 TB)SeagateInternal 3.5"HDD
$510$25.520 TBUsed0 monthsSeagate (Recertified IronWolf Pro 20TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage (ST20000NT001) (20 TB)SeagateInternal 3.5"HDD
$534$26.720 TBNew3 yearsSeagate Expansion 20TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP20000400) (20 TB)SeagateExternal 3.5"HDD
$540$2720 TBUsed3 yearsLaCie d2 Professional 20TB External Hard Drive Desktop HDD – USB-C USB 3.1 Gen 2, 7200 RPM Enterprise Class Drives, for Mac and PC Desktop, 1mo Adobe CC All Apps Plan, Rescue Services (STHA20000800) (20 TB)LaCieExternal 3.5"HDD
$559$27.9520 TBNew0 monthsSeagate Barracuda 20TB Internal Hard Drive, 7200 U/Min, 512MB Cache, SATA 6Gb/s, 3.5" (ST20000DM001) (20 TB)SeagateInternal 3.5"HDD
$560$2820 TBNew5 yearsWestern Digital 20TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD202KFGX (20 TB)Western DigitalInternal 3.5"HDD
$570$28.520 TBNew0 monthsSeagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003) (20 TB)SeagateInternal 3.5"HDD
$600$3020 TBNew3 yearsToshiba N300 20TB NAS 3.5-Inch Internal Hard Drive - CMR SATA 6 GB/s 7200 RPM 512 MB Cache - HDWG62AXZSTA (20 TB)ToshibaInternal 3.5"HDD
$620$3120 TBUsed5 yearsWestern Digital WD Ultrastar 20TB Internal Hard Drive WD200EDGZ 3.5 Inch HDD SATA 6Gb/s 7200RPM 512MB Cache (Refurbished) (20 TB)Western DigitalInternal 3.5"HDD
$670$33.520 TBRenewed3 monthsSeagate Exos X20 ST20000NM007D 20TB 7.2K RPM SATA 6Gb/s 3.5in Hard Drive (Renewed) (20 TB)SeagateInternal 3.5"HDD
$700$3520 TBNew3 yearsGlyph BlackBox Pro External Hard Drive 7200 RPM, USB-C (3.1,Gen2) (20TB) (20 TB)GlyphExternal 3.5"HDD
$700$3520 TBNew2 yearsWestern Digital WD 20TB Elements Desktop External Hard Drive, USB 3.0 drive for plug-and-play storage - WDBWLG0200HBK-NESN (20 TB)Western DigitalExternal 3.5"HDD
$741$37.0520 TBRenewed3 monthsSeagate Exos X20 ST20000NM003D 20 TB Hard Drive - Internal - SAS (12Gb/s SAS) - Conventional Magnetic Recording (CMR) Method (Renewed)SeagateInternalSAS
$800$4020 TBRenewed3 monthsSeagate (Renewed) Exos X22 20TB SATA 6Gb/s 7200RPM 3.5-inch Enterprise HDD (ST20000NM004E) (20 TB)SeagateInternal 3.5"HDD
$800$4020 TBNew5 yearsSeagate 20TB Exos Enterprise Hard Drive | SATA (ST20000NM002H) (20 TB)SeagateInternal 3.5"HDD
$849$42.4520 TBNew0 monthsSeagate Exos X20 ST20000NM007D 20TB 7.2K RPM SATA 6Gb/s 3.5in Hard Drive (20 TB)SeagateInternal 3.5"HDD
$861$43.0520 TBRenewed3 yearsSeagate Exos X20 ST20000NM003D 20TB 7200 RPM SAS 12Gb/s 512e 256MB SED 3.5in Enterprise Hard Drive (Renewed) (20 TB)SeagateInternalSAS
$1799$89.9520 TBNew3 yearsLaCie 2big Dock 40TB External HDD - Thunderbolt and USB4 Compatibility, Data Recovery (STLG40000400) (20 TB)LaCieExternal 3.5"HDD

FAQ

  • How many 20 TB drives are on this page?

    19 listings match this bucket using the same ±5% capacity band as our capacity index and sitemap.

  • What do 20 TB drives cost here?

    Among comparable storage listings, prices run from about $491 (Toshiba X300 PRO 20TB High Workload Performance for Creative Professionals 3.5-Inch Internal Hard Drive – Up to 300 TB/Year Workload Rate CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWR62AXZSTB (20 TB)) up to $861 (Seagate Exos X20 ST20000NM003D 20TB 7200 RPM SAS 12Gb/s 512e 256MB SED 3.5in Enterprise Hard Drive (Renewed) (20 TB)), before shipping or coupons.

  • What is the 20 TB price-per-TB spread?

    About $24.55 to $43.05 per TB across 18 storage listings we include in this summary.

  • Cheapest 20 TB HDD?

    Toshiba X300 PRO 20TB High Workload Performance for Creative Professionals 3.5-Inch Internal Hard Drive – Up to 300 TB/Year Workload Rate CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWR62AXZSTB (20 TB) at $491.