Hard Drives (HDD)
Ranked by price per gigabyte
Updated daily · No paid placements
Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
| Rank | Type | Trend | |||||||
|---|---|---|---|---|---|---|---|---|---|
701 | HDD | 2 TB | — | 4.7(773) | $129.99checked 8h ago | $0.065View at Best Buy | |||
702 | HDD | 2 TB | — | $129.99checked 8h ago | $0.065View at Amazon | ||||
703 | HDD | 2TB | — | $129.99checked 8h ago | $0.065View at Newegg | ||||
704 | HDD | 4 TB | — | 4.7(1,178) | $259.99checked 8h ago | $0.065View at Best Buy | |||
705 | HDD | 4 TB | — | 4.5(558) | $259.99checked 8h ago | $0.065View at Best Buy | |||
706 | HDD | 4TB | — | $259.99checked 8h ago | $0.065View at Newegg | ||||
707 | HDD | 4 TB | — | $259.99checked 8h ago | $0.065View at Amazon | ||||
708 | HDD | 4TB | — | $259.99checked 8h ago | $0.065View at Newegg | ||||
709 | HDD | 4TB | — | $259.99checked 8h ago | $0.065View at Newegg | ||||
710 | HDD | 1TB | — | $65.00checked 8h ago | $0.065View at Newegg | ||||
711 | HDD | 4TB | — | $260.00checked 8h ago | $0.065View at Newegg | ||||
712 | HDD | 6TB | — | $390.99checked 8h ago | $0.065View at Newegg | ||||
713 | HDD | 6TB | — | $391.45checked 8h ago | $0.065View at Newegg | ||||
714 | HDD | 750GB | — | $49.00checked 8h ago | $0.065View at Newegg | ||||
715 | HDD | 2 TB | — | $131.00checked 8h ago | $0.066View at Amazon | ||||
716 | HDD | 6TB | — | $393.10checked 20h ago | $0.066View at Newegg | ||||
717 | HDD | 8TB | — | $524.45checked 8h ago | $0.066View at Newegg | ||||
718 | HDD | 8TB | — | $524.45checked 8h ago | $0.066View at Newegg | ||||
719 | HDD | 6TB | — | $394.12checked 8h ago | $0.066View at Newegg | ||||
720 | HDD | 6TB | — | $394.45checked 8h ago | $0.066View at Newegg | ||||
721 | HDD | 6TB | — | $394.45checked 8h ago | $0.066View at Newegg | ||||
722 | HDD | 6TB | — | $394.45checked 8h ago | $0.066View at Newegg | ||||
723 | HDD | 8TB | — | $525.99checked 8h ago | $0.066View at Newegg | ||||
724 | HDD | 500 GB | — | $32.99checked 8h ago | $0.066View at Amazon | ||||
725 | HDD | 1 TB | — | $65.99checked 8h ago | $0.066View at Amazon | ||||
726 | HDD | 1 TB | — | $65.99checked 8h ago | $0.066View at Amazon | ||||
727 | HDD | 1 TB | — | $65.99checked 8h ago | $0.066View at Amazon | ||||
728 | HDD | 3TB | — | $198.00checked 8h ago | $0.066View at Newegg | ||||
729 | HDD | 3TB | — | $199.10checked 20h ago | $0.066View at Newegg | ||||
730 | HDD | 6TB | — | $399.00checked 8h ago | $0.067View at Newegg | ||||
731 | HDD | 3TB | — | $199.50checked 8h ago | $0.067View at Newegg | ||||
732 | HDD | 6TB | — | $399.96checked 8h ago | $0.067View at Newegg | ||||
733 | HDD | 3TB | — | $199.99checked 8h ago | $0.067View at Newegg | ||||
734 | HDD | 6TB | — | $399.99checked 8h ago | $0.067View at Newegg | ||||
735 | HDD | 6TB | — | $400.00checked 8h ago | $0.067View at Newegg | ||||
736 | HDD | 20TB | — | $1335.66checked 8h ago | $0.067View at Newegg | ||||
737 | HDD | 5 TB | — | $333.99checked 8h ago | $0.067View at Amazon | ||||
738 | HDD | 2 TB | — | $133.85checked 8h ago | $0.067View at Amazon | ||||
739 | HDD | 4TB | — | $267.91checked 8h ago | $0.067View at Newegg | ||||
740 | HDD | 4TB | — | $267.99checked 8h ago | $0.067View at Newegg | ||||
741 | HDD | 4TB | — | $267.99checked 8h ago | $0.067View at Newegg | ||||
742 | HDD | 16TB | — | $1071.98checked 8h ago | $0.067View at Newegg | ||||
743 | HDD | 5TB | — | $335.43checked 7h ago | $0.067View at Newegg | ||||
744 | HDD | 24TB | — | $1610.83checked 32h ago | $0.067View at Newegg | ||||
745 | HDD | 2 TB | — | $134.50checked 8h ago | $0.067View at Amazon | ||||
746 | HDD | 4TB | — | $269.00checked 8h ago | $0.067View at Newegg | ||||
747 | HDD | 4TB | — | $269.00checked 8h ago | $0.067View at Newegg | ||||
748 | HDD | 18TB | — | $1214.95checked 8h ago | $0.067View at Newegg | ||||
749 | HDD | 8TB | — | $540.00checked 20h ago | $0.068View at Newegg | ||||
750 | HDD | 500 GB | — | $33.91checked 8h ago | $0.068View at Amazon | ||||
751 | HDD | 4TB | — | $271.50checked 8h ago | $0.068View at Newegg | ||||
752 | HDD | 18TB | — | $1224.99checked 8h ago | $0.068View at Newegg | ||||
753 | HDD | 8TB | — | $544.45checked 8h ago | $0.068View at Newegg | ||||
754 | HDD | 2TB | — | $136.34checked 20h ago | $0.068View at Newegg | ||||
755 | HDD | 6 TB | — | $409.90checked 8h ago | $0.068View at Amazon | ||||
756 | HDD | 8TB | — | $547.50checked 8h ago | $0.068View at Newegg | ||||
757 | HDD | 2TB | — | $136.90checked 8h ago | $0.068View at Newegg | ||||
758 | HDD | 4TB | — | $274.45checked 8h ago | $0.069View at Newegg | ||||
759 | HDD | 8TB | — | $549.99checked 8h ago | $0.069View at Newegg | ||||
760 | HDD | 2TB | — | $137.99checked 8h ago | $0.069View at Newegg | ||||
761 | HDD | 10TB | — | $690.00checked 8h ago | $0.069View at Newegg | ||||
762 | HDD | 4TB | — | $277.10checked 8h ago | $0.069View at Newegg | ||||
763 | HDD | 4TB | — | $277.96checked 8h ago | $0.069View at Newegg | ||||
764 | HDD | 4TB | — | $278.03checked 8h ago | $0.070View at Newegg | ||||
765 | HDD | 500 GB | — | $34.99checked 8h ago | $0.070View at Amazon | ||||
766 | HDD | 500GB | — | $34.99checked 8h ago | $0.070View at Newegg | ||||
767 | HDD | 2 TB | — | 4.7(689) | $139.99checked 8h ago | $0.070View at Best Buy | |||
768 | HDD | 2TB | — | $140.00checked 20h ago | $0.070View at Newegg | ||||
769 | HDD | 500GB | — | $35.00checked 8h ago | $0.070View at Newegg | ||||
770 | HDD | 5TB | — | $350.00checked 8h ago | $0.070View at Newegg | ||||
771 | HDD | 5TB | — | $350.90checked 8h ago | $0.070View at Newegg | ||||
772 | HDD | 4TB | — | $281.22checked 32h ago | $0.070View at Newegg | ||||
773 | HDD | 2 TB | — | $140.99checked 8h ago | $0.070View at Amazon | ||||
774 | HDD | 2TB | — | $140.99checked 8h ago | $0.070View at Newegg | ||||
775 | HDD | 2TB | — | $141.36checked 8h ago | $0.071View at Newegg | ||||
776 | HDD | 6TB | — | $424.45checked 8h ago | $0.071View at Newegg | ||||
777 | HDD | 8TB | — | $567.10checked 8h ago | $0.071View at Newegg | ||||
778 | HDD | 5TB | — | $354.99checked 20h ago | $0.071View at Newegg | ||||
779 | HDD | 1TB | — | $71.19checked 19h ago | $0.071View at Newegg | ||||
780 | HDD | 8TB | — | $569.99checked 8h ago | $0.071View at Newegg | ||||
781 | HDD | 4TB | — | $286.19checked 20h ago | $0.072View at Newegg | ||||
782 | HDD | 20 TB | — | $1436.99checked 8h ago | $0.072View at Amazon | ||||
783 | HDD | 500 GB | — | $35.99checked 8h ago | $0.072View at Amazon | ||||
784 | HDD | 500 GB | — | $35.99checked 8h ago | $0.072View at Amazon | ||||
785 | HDD | 2TB | — | $144.00checked 8h ago | $0.072View at Newegg | ||||
786 | HDD | 1TB | — | $72.10checked 8h ago | $0.072View at Newegg | ||||
787 | HDD | 2TB | — | $144.72checked 8h ago | $0.072View at Newegg | ||||
788 | HDD | 6TB | — | $434.45checked 32h ago | $0.072View at Newegg | ||||
789 | HDD | 4TB | — | $289.99checked 8h ago | $0.072View at Newegg | ||||
790 | HDD | 4TB | — | $289.99checked 8h ago | $0.072View at Newegg | ||||
791 | HDD | 4TB | — | $290.40checked 8h ago | $0.073View at Newegg | ||||
792 | HDD | 4TB | — | $290.74checked 8h ago | $0.073View at Newegg | ||||
793 | HDD | 2TB | — | $145.50checked 8h ago | $0.073View at Newegg | ||||
794 | HDD | 2TB | — | $145.50checked 8h ago | $0.073View at Newegg | ||||
795 | HDD | 2 TB | — | $146.00checked 8h ago | $0.073View at Amazon | ||||
796 | HDD | 3TB | — | $219.99checked 8h ago | $0.073View at Newegg | ||||
797 | HDD | 4TB | — | $293.89checked 8h ago | $0.073View at Newegg | ||||
798 | HDD | 4TB | — | $294.45checked 8h ago | $0.074View at Newegg | ||||
799 | HDD | 2TB | — | $147.56checked 8h ago | $0.074View at Newegg | ||||
800 | HDD | 4TB | — | $295.15checked 8h ago | $0.074View at Newegg |
Seagate - Expansion 2TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
Seagate 2TB Portable Hard Drive | USB 3.0 (STGX2000400)
TOSHIBA 2TB Canvio Ready Portable External Hard Drive USB 3.0 Model HDTP320XK3AA Black
WD - My Passport Ultra 4TB External USB 3.0 Portable Hard Drive - Silver
WD - My Passport Ultra for Mac 4TB External USB 3.0 Portable Hard Drive - Silver
WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN)
Transcend 4TB StoreJet 25M3 Rugged Portable HDD, One Touch Backup
WD 4TB Silver My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BSL-WESN)
WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD4006FZBX
TOSHIBA MK1001TRKB 1TB 7200 RPM 16MB Cache 3.5' Internal Hard Drive
Seagate IronWolf Pro 4TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST4000NE0025
WD Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD6004FZBX
WD Red Plus 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD60EFPX
Western Digital RE3 WD7502ABYS 750GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive
WD 2TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBYVG0020BBK-WESN
seagate skyhawk st6000vx001 6tb 3.5' internal hard drive - sata
Seagate Exos 7E10 ST8000NM017B 8 TB Hard Drive - Internal - SATA (SATA/600) - Storage System, Video Surveillance System Device Supported - 7200rpm
WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives
WD Red Pro 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives -WD6005FFBX
WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD6003FZBX
seagate skyhawk st6000vx001 6tb 3.5' internal hard drive - sata
WD Red 6TB NAS Internal Hard Drive - 5400 RPM Class, SATA 6Gb/s, SMR, 256MB Cache, 3.5' - WD60EFAX
Seagate IronWolf Pro ST8000NT001 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - OEM
NRICO Ultra Slim Portable External Hard Drive, 500GB
Tianken Ultra Slim Portable External Hard Drive USB 3.1 Type C HDD Storage for PC, Mac, Laptop, PS4, Xbox one (1TB)
Tianken Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Laptop, Mac, Xbox one, PS4, PS5 (1TB)
Western Digital WD Bulk WD10EURX 1TB AV GP SATA 6Gbs 3.5", 1 TB
Seagate BarraCuda ST3000DM007 3TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Seagate BarraCuda XT ST33000651AS 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
hgst hgst ultrastar he6 6tb 3.5' sas 7200 rpm enterprise internal hard drive - sas 64 mb cache, 12gb/s - hus726060als640 / 0f18370 64 mb cache
Seagate BarraCuda ST3000DM007 3TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
WD Purple 6TB Surveillance Hard Disk Drive - 5700 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD60PURZ
WD Red Plus 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD30EFRX
TOSHIBA N300 HDWG460XZSTA 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Retail
Seagate IronWolf 6TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST6000VN0041
LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black
WD 5TB My Passport, Portable External Hard Drive, Blue, Backup Software with Defense Against ransomware, and Password Protection, USB 3.1/USB 3.0 Compatible - WDBPKJ0050BBL-WESN
Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA
ADATA 4TB HD710 Pro Portable Hard Drive USB 3.1 Model AHD710P-4TU31-CBK Black
Seagate IronWolf Pro ST4000NT001 4TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate IronWolf Pro 4TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST4000NE0025
LaCie 2big Dock 16TB USB 3.2 Gen 2 External Hard Drive Black
Seagate FireCuda Gaming Hard Drive External Hard Drive 5TB - USB 3.2 Gen 1, RGB LED Lighting for PC and Mac with Rescue Services (STKL5000400)
WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP
WD 2TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0020BBK-WESN
HGST 0B35948 4Tb 3.5 Inch 256Mb 7200Rpm Sata Ultra 4Kn Secure Erase 7K6 Bare
WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD40EZAZ
iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption
Seagate BarraCuda Pro ST8000DM005 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
ModusTech Facet 500GB External Hard Drive Portable USB-C/USB 3.1 Plug & Play Ultra- Slim HDD Hard Drive for Backup, Gaming, PC, Mac, Laptop, PS4, Xbox, Smart TV (Black)
LaCie Mobile Drive STLP4000400 4TB USB-C Portable Hard Drive Moon Silver
SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive
WD Purple Pro WD8001PURP 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
TOSHIBA 2TB Canvio Ready Portable External Hard Drive USB 3.0 Model HDTP320XK3AA Black
Western Digital 6TB WD Red NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, SMR, 256MB Cache, 3.5" - WD60EFAX
WD Purple Pro 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD8002PURP
ADATA 2TB HV320 Portable Hard Drive USB 3.2 Gen1 Model AHV320-2TU31-CBK Black
WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD40PURX
Seagate IronWolf, Pro 8TB, Enterprise Internal NAS HDD CMR 3.5 Inch, SATA 6GB/s, 7,200 RPM, 256 MB Cache for RAID NAS - Frustration Free Packaging
WD Purple 2TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD20PURX
WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
Seagate IronWolf ST4000VN006 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive HDD
ADATA 4TB HD710P Portable Hard Drive USB 3.1 Model AHD710P-4TU31-CBK Black
ADATA 4TB HD710P Portable Hard Drive USB 3.1 Model AHD710P-4TU31-CBK Black
YOTUO 500GB External Hard Drive, Portable Storage Expansion HDD, USB 3.0 & USB-C for PC, Mac, Desktop, Laptop, Smartphone, PS4, Xbox One, Xbox 360, Office & Game Black
Toshiba MQ01ACF050 500GB 7200 RPM 16MB Cache SATA 6.0Gb/s 2.5' Internal Laptop Hard Drive (7mm Slim Profile)
Seagate - Game Drive for PlayStation Consoles 2TB External USB 3.2 Gen 1 Portable Hard Drive with Blue LED Lighting - White
Hitachi GST Deskstar 7K2000 HDS722020ALA330 (0F10311) 2TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
HGST Ultrastar A7K2000 0F11000 500GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate Enterprise NAS ST5000VN0001 5TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
5TB AData HD710 Pro USB3.1 2.5-inch Portable Hard Drive (Black)
WD My Book 4TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0040HBK-NESN)
Transcend 2TB StoreJet 25M3 Rugged Portable HDD, One Touch Backup
Buffalo OP-HD2.0N 2TB Hard Drive 3.5' Internal SATA SATA/600 (OP-HD2.0N)
TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XK3AA Black
WD Purple WD62PURZ 6TB 5640 RPM 128MB SATA 6.0Gb/s 3.5' Hard Drive
Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Western Digital G-DRIVE ArmorATD 5TB Portable Rugged 2.5' External Hard Drive
HP 646894-001 1Tb 7200Rpm Sata 3.5Inch Hot Swap Hard Disk Drive
Seagate IronWolf Pro 8TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST8000NE001
WD Re 4TB Datacenter Capacity Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 64MB Cache 3.5 inch WD4000FYYZ
Seagate LaCie 2big Dock 20TB External HDD - Thunderbolt and USB4 Compatibility, Data Recovery (STLG20000400)
500GB External Hard Drive,USB 3.0 and USB-C Storage Expansion Mobile HDD
Kosbees 500 GB External Hard Drives,Portable Hard Drive for Windows,Ultra Slim External HDD Store Compatible with PC, MAC,Laptop,PS4, Xbox one, Xbox 360;Plug and Play Ready
2TB Toshiba Canvio Basics USB3.2 External Hard Drive - Black
DELL 1TB 7200RPM 6GB PER SECOND SATA 3.5 INCH HARD DRIVE NEW BULK BARE DRIVE 3 YEAR WARRANTY THRU TECH EXPERTS
TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XR3AA Red
WD Red Pro 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives -WD6005FFBX
WD 4TB My Passport Ultra Portable Storage External Hard Drive USB-C Gold - WDBFTM0040BGD-CESN
WD 4TB My Passport Portable Storage External Hard Drive USB-C (WDBRMD0040BGY-WESN)
WD My Book 4TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0040HBK-NESN)
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Blue (WDBPKJ0040BBL-WESN)
Seagate BarraCuda 2TB Internal Hard Drive HDD - 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache 3.5-Inch - Frustration Free Packaging
seagate barracuda 2tb internal hard drive hdd - 3.5 inch sata 6gb/s 7200 rpm 256mb cache 3.5-inch - frustration free packaging
Seagate BarraCuda 2TB Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache – Frustration Free Packaging (ST2000DM008/ST2000DMZ08)
WD Red Plus 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD30EFPX
Seagate Exos 7E8 ST4000NM002A 4 TB Hard Drive - 512e Format - SATA (SATA/600) - Internal
WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD40PURZ
TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XG3AA Green
WD 4TB My Passport for Mac Portable External Hard Drive Storage USB-C/USB-A 3.2 - Midnight Blue (WDBA2F0040BBL-WESN)
Seagate - Expansion 2TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
Capacity
2 TB
Price
$129.99
$/GB
$0.065
Seagate 2TB Portable Hard Drive | USB 3.0 (STGX2000400)
Capacity
2 TB
Price
$129.99
$/GB
$0.065
TOSHIBA 2TB Canvio Ready Portable External Hard Drive USB 3.0 Model HDTP320XK3AA Black
Capacity
2TB
Price
$129.99
$/GB
$0.065
WD - My Passport Ultra 4TB External USB 3.0 Portable Hard Drive - Silver
Capacity
4 TB
Price
$259.99
$/GB
$0.065
WD - My Passport Ultra for Mac 4TB External USB 3.0 Portable Hard Drive - Silver
Capacity
4 TB
Price
$259.99
$/GB
$0.065
WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN)
Capacity
4TB
Price
$259.99
$/GB
$0.065
Transcend 4TB StoreJet 25M3 Rugged Portable HDD, One Touch Backup
Capacity
4 TB
Price
$259.99
$/GB
$0.065
WD 4TB Silver My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BSL-WESN)
Capacity
4TB
Price
$259.99
$/GB
$0.065
WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD4006FZBX
Capacity
4TB
Price
$259.99
$/GB
$0.065
TOSHIBA MK1001TRKB 1TB 7200 RPM 16MB Cache 3.5' Internal Hard Drive
Capacity
1TB
Price
$65.00
$/GB
$0.065
Seagate IronWolf Pro 4TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST4000NE0025
Capacity
4TB
Price
$260.00
$/GB
$0.065
WD Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD6004FZBX
Capacity
6TB
Price
$390.99
$/GB
$0.065
WD Red Plus 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD60EFPX
Capacity
6TB
Price
$391.45
$/GB
$0.065
Western Digital RE3 WD7502ABYS 750GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
750GB
Price
$49.00
$/GB
$0.065
WD 2TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBYVG0020BBK-WESN
Capacity
2 TB
Price
$131.00
$/GB
$0.066
seagate skyhawk st6000vx001 6tb 3.5' internal hard drive - sata
Capacity
6TB
Price
$393.10
$/GB
$0.066
Seagate Exos 7E10 ST8000NM017B 8 TB Hard Drive - Internal - SATA (SATA/600) - Storage System, Video Surveillance System Device Supported - 7200rpm
Capacity
8TB
Price
$524.45
$/GB
$0.066
WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Capacity
8TB
Price
$524.45
$/GB
$0.066
WD Red Pro 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives -WD6005FFBX
Capacity
6TB
Price
$394.12
$/GB
$0.066
WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD6003FZBX
Capacity
6TB
Price
$394.45
$/GB
$0.066
seagate skyhawk st6000vx001 6tb 3.5' internal hard drive - sata
Capacity
6TB
Price
$394.45
$/GB
$0.066
WD Red 6TB NAS Internal Hard Drive - 5400 RPM Class, SATA 6Gb/s, SMR, 256MB Cache, 3.5' - WD60EFAX
Capacity
6TB
Price
$394.45
$/GB
$0.066
Seagate IronWolf Pro ST8000NT001 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - OEM
Capacity
8TB
Price
$525.99
$/GB
$0.066
NRICO Ultra Slim Portable External Hard Drive, 500GB
Capacity
500 GB
Price
$32.99
$/GB
$0.066
Tianken Ultra Slim Portable External Hard Drive USB 3.1 Type C HDD Storage for PC, Mac, Laptop, PS4, Xbox one (1TB)
Capacity
1 TB
Price
$65.99
$/GB
$0.066
Tianken Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Laptop, Mac, Xbox one, PS4, PS5 (1TB)
Capacity
1 TB
Price
$65.99
$/GB
$0.066
Western Digital WD Bulk WD10EURX 1TB AV GP SATA 6Gbs 3.5", 1 TB
Capacity
1 TB
Price
$65.99
$/GB
$0.066
Seagate BarraCuda ST3000DM007 3TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Capacity
3TB
Price
$198.00
$/GB
$0.066
Seagate BarraCuda XT ST33000651AS 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
3TB
Price
$199.10
$/GB
$0.066
hgst hgst ultrastar he6 6tb 3.5' sas 7200 rpm enterprise internal hard drive - sas 64 mb cache, 12gb/s - hus726060als640 / 0f18370 64 mb cache
Capacity
6TB
Price
$399.00
$/GB
$0.067
Seagate BarraCuda ST3000DM007 3TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Capacity
3TB
Price
$199.50
$/GB
$0.067
WD Purple 6TB Surveillance Hard Disk Drive - 5700 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD60PURZ
Capacity
6TB
Price
$399.96
$/GB
$0.067
WD Red Plus 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD30EFRX
Capacity
3TB
Price
$199.99
$/GB
$0.067
TOSHIBA N300 HDWG460XZSTA 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Retail
Capacity
6TB
Price
$399.99
$/GB
$0.067
Seagate IronWolf 6TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST6000VN0041
Capacity
6TB
Price
$400.00
$/GB
$0.067
LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black
Capacity
20TB
Price
$1335.66
$/GB
$0.067
WD 5TB My Passport, Portable External Hard Drive, Blue, Backup Software with Defense Against ransomware, and Password Protection, USB 3.1/USB 3.0 Compatible - WDBPKJ0050BBL-WESN
Capacity
5 TB
Price
$333.99
$/GB
$0.067
Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA
Capacity
2 TB
Price
$133.85
$/GB
$0.067
ADATA 4TB HD710 Pro Portable Hard Drive USB 3.1 Model AHD710P-4TU31-CBK Black
Capacity
4TB
Price
$267.91
$/GB
$0.067
Seagate IronWolf Pro ST4000NT001 4TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
4TB
Price
$267.99
$/GB
$0.067
Seagate IronWolf Pro 4TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST4000NE0025
Capacity
4TB
Price
$267.99
$/GB
$0.067
LaCie 2big Dock 16TB USB 3.2 Gen 2 External Hard Drive Black
Capacity
16TB
Price
$1071.98
$/GB
$0.067
Seagate FireCuda Gaming Hard Drive External Hard Drive 5TB - USB 3.2 Gen 1, RGB LED Lighting for PC and Mac with Rescue Services (STKL5000400)
Capacity
5TB
Price
$335.43
$/GB
$0.067
WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP
Capacity
24TB
Price
$1610.83
$/GB
$0.067
WD 2TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0020BBK-WESN
Capacity
2 TB
Price
$134.50
$/GB
$0.067
HGST 0B35948 4Tb 3.5 Inch 256Mb 7200Rpm Sata Ultra 4Kn Secure Erase 7K6 Bare
Capacity
4TB
Price
$269.00
$/GB
$0.067
WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD40EZAZ
Capacity
4TB
Price
$269.00
$/GB
$0.067
iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption
Capacity
18TB
Price
$1214.95
$/GB
$0.067
Seagate BarraCuda Pro ST8000DM005 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
8TB
Price
$540.00
$/GB
$0.068
ModusTech Facet 500GB External Hard Drive Portable USB-C/USB 3.1 Plug & Play Ultra- Slim HDD Hard Drive for Backup, Gaming, PC, Mac, Laptop, PS4, Xbox, Smart TV (Black)
Capacity
500 GB
Price
$33.91
$/GB
$0.068
LaCie Mobile Drive STLP4000400 4TB USB-C Portable Hard Drive Moon Silver
Capacity
4TB
Price
$271.50
$/GB
$0.068
SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive
Capacity
18TB
Price
$1224.99
$/GB
$0.068
WD Purple Pro WD8001PURP 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
Capacity
8TB
Price
$544.45
$/GB
$0.068
TOSHIBA 2TB Canvio Ready Portable External Hard Drive USB 3.0 Model HDTP320XK3AA Black
Capacity
2TB
Price
$136.34
$/GB
$0.068
Western Digital 6TB WD Red NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, SMR, 256MB Cache, 3.5" - WD60EFAX
Capacity
6 TB
Price
$409.90
$/GB
$0.068
WD Purple Pro 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD8002PURP
Capacity
8TB
Price
$547.50
$/GB
$0.068
ADATA 2TB HV320 Portable Hard Drive USB 3.2 Gen1 Model AHV320-2TU31-CBK Black
Capacity
2TB
Price
$136.90
$/GB
$0.068
WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD40PURX
Capacity
4TB
Price
$274.45
$/GB
$0.069
Seagate IronWolf, Pro 8TB, Enterprise Internal NAS HDD CMR 3.5 Inch, SATA 6GB/s, 7,200 RPM, 256 MB Cache for RAID NAS - Frustration Free Packaging
Capacity
8TB
Price
$549.99
$/GB
$0.069
WD Purple 2TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD20PURX
Capacity
2TB
Price
$137.99
$/GB
$0.069
WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
Capacity
10TB
Price
$690.00
$/GB
$0.069
Seagate IronWolf ST4000VN006 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive HDD
Capacity
4TB
Price
$277.10
$/GB
$0.069
ADATA 4TB HD710P Portable Hard Drive USB 3.1 Model AHD710P-4TU31-CBK Black
Capacity
4TB
Price
$277.96
$/GB
$0.069
ADATA 4TB HD710P Portable Hard Drive USB 3.1 Model AHD710P-4TU31-CBK Black
Capacity
4TB
Price
$278.03
$/GB
$0.070
YOTUO 500GB External Hard Drive, Portable Storage Expansion HDD, USB 3.0 & USB-C for PC, Mac, Desktop, Laptop, Smartphone, PS4, Xbox One, Xbox 360, Office & Game Black
Capacity
500 GB
Price
$34.99
$/GB
$0.070
Toshiba MQ01ACF050 500GB 7200 RPM 16MB Cache SATA 6.0Gb/s 2.5' Internal Laptop Hard Drive (7mm Slim Profile)
Capacity
500GB
Price
$34.99
$/GB
$0.070
Seagate - Game Drive for PlayStation Consoles 2TB External USB 3.2 Gen 1 Portable Hard Drive with Blue LED Lighting - White
Capacity
2 TB
Price
$139.99
$/GB
$0.070
Hitachi GST Deskstar 7K2000 HDS722020ALA330 (0F10311) 2TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
2TB
Price
$140.00
$/GB
$0.070
HGST Ultrastar A7K2000 0F11000 500GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
500GB
Price
$35.00
$/GB
$0.070
Seagate Enterprise NAS ST5000VN0001 5TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
5TB
Price
$350.00
$/GB
$0.070
5TB AData HD710 Pro USB3.1 2.5-inch Portable Hard Drive (Black)
Capacity
5TB
Price
$350.90
$/GB
$0.070
WD My Book 4TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0040HBK-NESN)
Capacity
4TB
Price
$281.22
$/GB
$0.070
Transcend 2TB StoreJet 25M3 Rugged Portable HDD, One Touch Backup
Capacity
2 TB
Price
$140.99
$/GB
$0.070
Buffalo OP-HD2.0N 2TB Hard Drive 3.5' Internal SATA SATA/600 (OP-HD2.0N)
Capacity
2TB
Price
$140.99
$/GB
$0.070
TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XK3AA Black
Capacity
2TB
Price
$141.36
$/GB
$0.071
WD Purple WD62PURZ 6TB 5640 RPM 128MB SATA 6.0Gb/s 3.5' Hard Drive
Capacity
6TB
Price
$424.45
$/GB
$0.071
Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
8TB
Price
$567.10
$/GB
$0.071
Western Digital G-DRIVE ArmorATD 5TB Portable Rugged 2.5' External Hard Drive
Capacity
5TB
Price
$354.99
$/GB
$0.071
HP 646894-001 1Tb 7200Rpm Sata 3.5Inch Hot Swap Hard Disk Drive
Capacity
1TB
Price
$71.19
$/GB
$0.071
Seagate IronWolf Pro 8TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST8000NE001
Capacity
8TB
Price
$569.99
$/GB
$0.071
WD Re 4TB Datacenter Capacity Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 64MB Cache 3.5 inch WD4000FYYZ
Capacity
4TB
Price
$286.19
$/GB
$0.072
Seagate LaCie 2big Dock 20TB External HDD - Thunderbolt and USB4 Compatibility, Data Recovery (STLG20000400)
Capacity
20 TB
Price
$1436.99
$/GB
$0.072
500GB External Hard Drive,USB 3.0 and USB-C Storage Expansion Mobile HDD
Capacity
500 GB
Price
$35.99
$/GB
$0.072
Kosbees 500 GB External Hard Drives,Portable Hard Drive for Windows,Ultra Slim External HDD Store Compatible with PC, MAC,Laptop,PS4, Xbox one, Xbox 360;Plug and Play Ready
Capacity
500 GB
Price
$35.99
$/GB
$0.072
2TB Toshiba Canvio Basics USB3.2 External Hard Drive - Black
Capacity
2TB
Price
$144.00
$/GB
$0.072
DELL 1TB 7200RPM 6GB PER SECOND SATA 3.5 INCH HARD DRIVE NEW BULK BARE DRIVE 3 YEAR WARRANTY THRU TECH EXPERTS
Capacity
1TB
Price
$72.10
$/GB
$0.072
TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XR3AA Red
Capacity
2TB
Price
$144.72
$/GB
$0.072
WD Red Pro 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives -WD6005FFBX
Capacity
6TB
Price
$434.45
$/GB
$0.072
WD 4TB My Passport Ultra Portable Storage External Hard Drive USB-C Gold - WDBFTM0040BGD-CESN
Capacity
4TB
Price
$289.99
$/GB
$0.072
WD 4TB My Passport Portable Storage External Hard Drive USB-C (WDBRMD0040BGY-WESN)
Capacity
4TB
Price
$289.99
$/GB
$0.072
WD My Book 4TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0040HBK-NESN)
Capacity
4TB
Price
$290.40
$/GB
$0.073
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Blue (WDBPKJ0040BBL-WESN)
Capacity
4TB
Price
$290.74
$/GB
$0.073
Seagate BarraCuda 2TB Internal Hard Drive HDD - 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache 3.5-Inch - Frustration Free Packaging
Capacity
2TB
Price
$145.50
$/GB
$0.073
seagate barracuda 2tb internal hard drive hdd - 3.5 inch sata 6gb/s 7200 rpm 256mb cache 3.5-inch - frustration free packaging
Capacity
2TB
Price
$145.50
$/GB
$0.073
Seagate BarraCuda 2TB Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache – Frustration Free Packaging (ST2000DM008/ST2000DMZ08)
Capacity
2 TB
Price
$146.00
$/GB
$0.073
WD Red Plus 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD30EFPX
Capacity
3TB
Price
$219.99
$/GB
$0.073
Seagate Exos 7E8 ST4000NM002A 4 TB Hard Drive - 512e Format - SATA (SATA/600) - Internal
Capacity
4TB
Price
$293.89
$/GB
$0.073
WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD40PURZ
Capacity
4TB
Price
$294.45
$/GB
$0.074
TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XG3AA Green
Capacity
2TB
Price
$147.56
$/GB
$0.074
WD 4TB My Passport for Mac Portable External Hard Drive Storage USB-C/USB-A 3.2 - Midnight Blue (WDBA2F0040BBL-WESN)
Capacity
4TB
Price
$295.15
$/GB
$0.074
Buy Cheap Hard Drives: Find the Best HDD Deals in 2026
Looking to buy cheap hard drives? You're in the right place. BuyPerUnit compares 948+ HDDs ranked by price per gigabyte — the only metric that truly shows you which drives offer the best value for your money.
Right now, the cheapest HDD storage starts at just $0.000/GB, while the average across all drives is $0.068/GB. Whether you need bulk storage for backups, a NAS, or a media server, we help you find the best deal. For faster storage, compare SSDs here.
HDD Buying Guide: Get the Best Value
1. Compare Price Per GB
A $150 4TB drive ($0.037/GB) beats a $70 1TB drive ($0.07/GB) in value. Always divide price by capacity to find the real cost — that's what we do for every listing.
2. Bigger = Cheaper Per GB
Storage follows economies of scale. 4TB+ drives almost always have the lowest price per gigabyte. Buy more capacity upfront to save long-term.
3. Match RPM to Your Use Case
7200 RPM drives are faster and better for desktop use or active NAS workloads. 5400 RPM drives run cooler and quieter — ideal for bulk archival or always-on backup drives where speed is less critical.
4. Watch for Sales
Hard drive prices fluctuate. We update prices daily so you can catch the best deals. Bookmark this page and check back regularly.
3.5" Desktop vs 2.5" Laptop HDD: Which Should You Buy?
| Type | Typical $/GB | Max Capacity | Best For |
|---|---|---|---|
| 3.5" Desktop HDD | $0.015–0.025 | 20TB+ | Desktop PC, NAS, media server |
| 2.5" Laptop HDD | $0.025–0.045 | 5TB | Laptop upgrade, portable use |
| External HDD | $0.020–0.040 | 20TB+ | Backup, portable storage, archiving |
Frequently Asked Questions About Buying Hard Drives
What is the cheapest hard drive per GB right now?
Is it better to buy one large hard drive or multiple smaller ones?
Should I buy 5400 RPM or 7200 RPM?
When is the best time to buy cheap hard drives?
What brands make the most reliable hard drives?
How We Find the Cheapest Hard Drives
BuyPerUnit calculates the price per gigabyte for every hard drive by dividing the current price by the storage capacity. This gives you the true cost of storage, making it easy to compare drives of different sizes.
Products are ranked from best value (lowest $/GB) to worst. We update prices regularly from Amazon, Best Buy, and Newegg to ensure you always see current deals. Click any product to view the latest price and purchase directly.
BuyPerUnit is an affiliate site. We earn a commission when you purchase through our links at no extra cost to you.
Shop Hard Drives (HDD) by Brand
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