20 TB Hard Disk Drives Prices - SSDs and HDDs

Compare prices of 20 TB hard disk drives from top manufacturers. Find best and low cost internal and external HDDs and SSDs from 45 options.

$200$1020 TBUsed5 yearsMDD MAXDIGITALDATA 20TB 7200RPM 256MB Cache SAS 12.0Gb/s 3.5inch Internal Enterprise Hard Drive (MDD20TSAS25672E) - [NOT a SATA HDD]MaxDigitalDataInternalSAS
$260$1320 TBUsed5 yearsMDD (MD20TS25672NAS) 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive (for NAS, Network Storage) - 5 Years WarrantyMaxDigitalDataInternal 3.5"HDD
$270$13.520 TBRenewed3 monthsMDD MAXDIGITALDATA MDD (MD20TSATA25672NAS) 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal NAS Hard Drive - 5 Years Warranty (Renewed)MDDInternal 3.5"HDD
$275$13.7520 TBNew0 monthsSeagate Barracuda 20TB Internal Hard Drive, 7200 U/Min, 512MB Cache, SATA 6Gb/s, 3.5" (ST20000DM001)SeagateInternal 3.5"HDD
$290$14.520 TBRenewed3 yearsMDD (MDD20TSATA25672DVR) 20TB 7200RPM 256MB Cache SATA 6.0Gb/s 3.5-Inch Internal Surveillance Hard Drive - 3 Years Warranty (Renewed)MDDInternal 3.5"HDD
$290$14.520 TBUsed2 yearsAvolusion PRO-G1 Series USB 3.2 Gen 2 (10Gbps) USB-C External Hard Drive with USB Hub for Windows or MacOS Desktop PC / Laptop (Black) (20TB)AvolusionExternal 3.5"HDD
$299$14.9520 TBNew5 yearsSeagate Exos X20 ST20000NM003D 20 TB Hard Drive - Internal - SAS (12Gb/s SAS) - Conventional Magnetic Recording (CMR) MethodSeagateInternalSAS
$300$1520 TBUsed2 yearsAvolusion PRO-G1 Series 20TB USB 3.2 Gen 2 (10Gbps) USB-C External Hard Drive for Windows or MacOS Desktop PC/Laptop (Silver)AvolusionExternal 3.5"HDD
$325$16.2520 TBNew2 yearsWD 20TB Elements Desktop External Hard Drive, USB 3.0 drive for plug-and-play storage - WDBWLG0200HBK-NESNWestern DigitalExternal 3.5"HDD
$340$1720 TBUsed6 monthsSeagate (Recertified Exos X22 20TB Internal Hard Drive - 3.5 Inch Hyperscale SATA 6Gb/s HDD, 7200 RPM, 2.5M MTBF, 512e and 4Kn FastFormat, Low Latency with Enhanced Caching (ST20000NM004E)SeagateInternal 3.5"HDD
$340$1720 TBUsed2 yearsAvolusion PRO-G2 20TB USB 3.2 Gen 2 (10Gbps) USB-C External Hard Drive for Windows/MacOS (Silver)AvolusionExternal 3.5"HDD
$349$17.4520 TBNew2 yearsToshiba 20TB MG10ACA20TE SATA 600GB 20in1 HDDToshibaInternal 3.5"HDD
$350$17.520 TBRenewed2 yearsAvolusion PRO-5Y Series 20TB USB 3.0 External Hard Drive for WindowsOS Desktop PC/Laptop (White) (Renewed)AvolusionExternal 3.5"HDD
$365$18.2520 TBUsed3 monthsSeagate (Recertified) Exos X20 20TB Internal Hard Drive - 3.5 Inch Hyperscale SATA 6Gb/s HDD, 7200 RPM, 2.5M MTBF, 512e and 4Kn FastFormat, Low Latency with Enhanced Caching (ST20000NM007D)SeagateInternal 2.5"HDD
$380$1920 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)SeagateInternal 3.5"HDD
$389$19.4520 TBNew3 yearsToshiba N300 20TB NAS 3.5-Inch Internal Hard Drive - CMR SATA 6 GB/s 7200 RPM 512 MB Cache - HDWG62AXZSTAToshibaInternal 3.5"HDD
$399$19.9520 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 - HDWR62AXZSTBToshibaInternal 3.5"HDD
$399$19.9520 TBRenewed3 monthsSeagate Exos X20 ST20000NM007D 20TB 7.2K RPM SATA 6Gb/s 3.5in Hard Drive (Renewed)SeagateInternal 3.5"HDD
$399$19.9520 TBNew3 yearsSeagate Expansion 20TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP20000400)SeagateExternal 3.5"HDD
$400$2020 TBNew5 yearsWestern Digital Ultrastar DC HC560 20 TB Hard DriveWestern DigitalInternal 3.5"HDD
$400$2020 TBNew5 yearsSeagate Exos X20 20TB Internal Hard Drive - 3.5 Inch Hyperscale SATA 6Gb/s HDD, 7200 RPM, 2.5M MTBF, 512e and 4Kn FastFormat, Low Latency with Enhanced Caching (ST20000NM007D)SeagateInternal 3.5"HDD
$409$20.4520 TBNew5 yearsToshiba N300 PRO 20TB Large-Sized Business NAS (up to 24 Bays) 3.5-Inch Internal Hard Drive - Up to 300 TB/Year Workload Rate CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWG62AXZSTBToshibaInternal 3.5"HDD
$410$20.520 TBUsed0 monthsSeagate Exos X22 20TB SATA 6Gb/s 7200RPM 3.5-inch Enterprise HDD - ST20000NM004ESeagateInternal 3.5"HDD
$410$20.520 TBNew5 yearsWestern Digital 20TB WD Gold Enterprise Class SATA Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD203KRYZWestern DigitalInternal 3.5"HDD
$420$2120 TBNew5 yearsWestern Digital 20TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD201KFGXWestern DigitalInternal 3.5"HDD
$420$2120 TBRenewed3 monthsSeagate ST20000NE000 IronWolf Pro 20TB NAS Internal Hard Drive HDD – CMR 3.5 Inch SATA 6Gb/s 7200 RPM (Renewed)SeagateInternal 3.5"HDD
$430$21.520 TBNew5 yearsSeagate Exos X24 20TB Enterprise Internal Hard Drive HDD - 12GB/s SAS 7200RPM 2.5M MTBF (ST20000NM002H)SeagateInternalSAS
$437$21.8520 TBNew5 yearsSeagate Exos X20 ST20000NM002D 512E/4KN SAS 12Gb/s 20TB 7200RPM 256MB Enterprise Hard Drive,Mechanical Hard DiskSeagateInternalSAS
$446$22.320 TBNew5 yearsSeagate Exos X24 20TB Enterprise Internal Hard Drive HDD - 12GB/s SAS 7200RPM 2.5M MTBF (ST20000NM002H)SeagateInternalSAS
$479$23.9520 TBNew0 monthsSeagate Exos X20 ST20000NM007D 20TB 7.2K RPM SATA 6Gb/s 3.5in Hard DriveSeagateInternal 3.5"HDD
$483$24.1520 TBNew2 yearsWestern Digital 20TB WD Ultrastar DH HC560 7200RPM 512MB Ent,Western DigitalInternal 3.5"HDD
$489$24.4520 TBNew3 yearsOyen Digital Novus 20TB External USB-C 7200RPM Hard Drive, (3N1-C-20T-BL)OyenExternal 3.5"HDD
$510$25.520 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)LaCieExternal 3.5"HDD
$534$26.720 TBUsed5 yearsWD Ultrastar HC560 WUH722020BLE6L4 20TB 7200RPM 3.5" SE SATA HDD 0F38785Western DigitalInternal 3.5"HDD
$545$27.2520 TBNew5 yearsWestern Digital 20TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD202KFGXWestern DigitalInternal 3.5"HDD
$551$27.5520 TBRenewed3 monthsSeagate Exos 20TB 7.2K RPM SATA 6Gb/s 3.5in Enterprise HDD ST20000NM002C (Renewed)SeagateInternal 3.5"HDD
$580$2920 TBNew3 yearsGlyph BlackBox Pro External Hard Drive 7200 RPM, USB-C (3.1,Gen2) (20TB)GlyphExternal 3.5"HDD
$615$30.7520 TBRenewed3 monthsSeagate (Renewed) Exos X22 20TB SATA 6Gb/s 7200RPM 3.5-inch Enterprise HDD (ST20000NM004E)SeagateInternal 3.5"HDD
$815$40.7520 TBUsed5 yearsSynology 3.5” SATA Enterprise Series Hard Drive 20TB (HAT5310-20T)SynologyInternal 3.5"HDD
$987$49.3520 TBNew0 monthsSeagate IronWolf Pro 20TB SATA III 3.5" Internal NAS Hard Drive, 7200 RPM, 2-PackSeagateInternal 3.5"HDD
$1206$60.320 TBNew3 yearsLaCie 2big Dock 40TB External HDD - Thunderbolt and USB4 Compatibility, Data Recovery (STLG40000400)LaCieExternal 3.5"HDD
$1300$6520 TBUsed0 monthsGlyph Blackbox Pro RAID 40TB Thunderbolt 3 Desktop Hard Drive - BlackGlyphExternal 3.5"HDD
$1300$6520 TBNew3 yearsGlyph Production Technologies Blackbox PRO RAID Thunderbolt 3, 40TBGlyphExternal 3.5"HDD
$1660$8320 TBNew0 monthsSeagate IronWolf Pro SATA III 3.5" Internal NAS Hard Drive, 7200 RPM - 20TB, 4-PackSeagateInternal 3.5"HDD
$2499$124.9520 TBNew2 yearsOyen Digital 100TB Mobius 5-Bay FireWire 800, eSATA, USB 3.0 RAID Hard Drive Array, 3R5-EB3-100TBOyenExternal 3.5"HDD

FAQ

  • How much is 20 terabytes in gigabytes or GB?

    Value of 20 terabytes or 20 TB is 20480 GB in binary, and 20000 GB in decimal. In general, 1 terabyte is equal to 1000 gigabytes in decimal and 1024 gigabytes in binary.

  • How much does a 20 TB hard drive cost?

    We found these 45 hard drives with 20 TB capacity. The most affordable 20 TB drive costs $200 and the most expensive one costs $2499. That's a price difference of $2299! Please note that prices may vary and change over time.

  • Which is the cheapest 20 TB hard drive?

    The cheapest 20 TB hard drive is the MDD MAXDIGITALDATA 20TB 7200RPM 256MB Cache SAS 12.0Gb/s 3.5inch Internal Enterprise Hard Drive (MDD20TSAS25672E) - [NOT a SATA HDD] priced at $200 which roughly comes out to $10.00 per TB. It can be a good buy at this price point, MDD MAXDIGITALDATA MDD (MD20TSATA25672NAS) 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal NAS Hard Drive - 5 Years Warranty (Renewed) is also another good one at $13.50 per TB, but please do your own research before making a purchase.

  • How much data can a 20 TB hard disk hold?

    A 20 TB hard disk can hold approximately 5000000 photos taken with a 12MP camera, 5000 full-length HD movies (around 10000 hours of HD video), 130 million document pages, or 200 hours of 4K video content at 30fps. These are approximate values and actual storage capacity may vary depending on file formats, compression, and other factors.