Hard Drives (HDD)
Ranked by price per gigabyte
Updated daily · No paid placements
| Rank | Type | Trend | |||||||
|---|---|---|---|---|---|---|---|---|---|
901 | Seagate Momentus Thin ST250LT012 250GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive | HDD | 250GB | — | $59.00 | $0.236 | |||
902 | IBM 00NA527 - IBM 2TB 2.5' Nearline SATA 7.2K 6Gb/s Hard Drive | HDD | 2TB | — | $475.00 | $0.237 | |||
903 | Seagate BarraCuda 7200.11 ST3160813AS 160GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 160GB | — | $38.50 | $0.241 | |||
904 | TOSHIBA MK2565GSX 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 250GB | — | $60.19 | $0.241 | |||
905 | Lenovo 1.20 TB 3.5' Internal Hard Drive | HDD | 1.2TB | — | $290.00 | $0.242 | |||
906 | SANDISK 2TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-2T00-G25 | HDD | 2 TB | — | $489.99 | $0.245 | |||
907 | Dell 1 TB 2.5' Internal Hard Drive - SATA | HDD | 1TB | — | $245.57 | $0.246 | |||
908 | HGST Travelstar Z5K320 HTS543216A7A384 (0A78601) 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 160GB | — | $39.50 | $0.247 | |||
909 | Seagate BarraCuda 7200.12 ST31000528AS 1TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 1TB | — | $248.10 | $0.248 | |||
910 | TOSHIBA MK2552GSX(HDD2H02) 250GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive | HDD | 250GB | — | $62.19 | $0.249 | |||
911 | Seagate Exos X20z 20TB ST20000NM001J 7.2k 3.5' SATA 6Gb/s SMR Ent HDD - 20 Pack | HDD | 20TB | — | $4995.00 | $0.250 | |||
912 | toshiba mk1652gsx 160gb 2.5-inch 5400rpm sata oem notebook hard drive | HDD | 160GB | — | $39.99 | $0.250 | |||
913 | WD Black 500GB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 64MB Cache 3.5 Inch - WD5003AZEX | HDD | 500GB | — | $127.35 | $0.255 | |||
914 | Hitachi GST 0Y30055 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 500GB | — | $129.65 | $0.259 | |||
915 | Seagate BarraCuda 7200.10 ST3250310AS 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 250GB | — | $65.00 | $0.260 | |||
916 | TOSHIBA MK2035GSS 200GB 4200 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive | HDD | 200GB | — | $55.19 | $0.276 | |||
917 | HGST 0J43103 2.5In 7.0Mm 320Gb 7200Rpm Sata Ea Rv,Hgst,Hte725032A7E630 | HDD | 320GB | — | $90.00 | $0.281 | |||
918 | Hitachi GST Deskstar 7K1000.C HDS721032CLA362 (0A39264) 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 320GB | — | $90.19 | $0.282 | |||
919 | Seagate BarraCuda 7200.9 ST3500641AS-RK 500GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Retail Kit | HDD | 500GB | — | $141.10 | $0.282 | |||
920 | Dell 300 GB 2.5' Internal Hard Drive | HDD | 300GB | — | $85.00 | $0.283 | |||
921 | Samsung T7 Shield 4TB Portable SSD - 1050MB/s, Rugged, Water & Dust Resistant, for Content Creators - Black | HDD | 4 TB | — | $1134.15 | $0.284 | |||
922 | Lenovo 1 TB Hard Drive 3.5' Internal SATA SATA/600 - Hot Swappable 4XB7A97045 | HDD | 1TB | — | $287.99 | $0.288 | |||
923 | TOSHIBA MK1652GSX(HDD2H03) 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 160GB | — | $46.12 | $0.288 | |||
924 | iStorage diskAshur2 HDD 1TB Blue - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware... | HDD | 1TB | — | $294.95 | $0.295 | |||
925 | iStorage diskAshur2 HDD 1TB Black - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware... | HDD | 1TB | — | $294.95 | $0.295 | |||
926 | iStorage diskAshur2 HDD 1TB Red - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware... | HDD | 1TB | — | $294.95 | $0.295 | |||
927 | iStorage diskAshur2 HDD 1TB Green - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware... | HDD | 1TB | — | $294.95 | $0.295 | |||
928 | toshiba mk6461gsy new factory sealed. 640gb laptop internal sata hard drive fast 7 toshiba mk6461gsy flickr - photo sharing! | HDD | 640GB | — | $192.03 | $0.300 | |||
929 | TOSHIBA MKxx33GSG Series MK1633GSG 160GB 5400 RPM 16MB Cache SATA 3.0Gb/s 1.8' Internal Hard Drive Retail | HDD | 160GB | — | $48.02 | $0.300 | |||
930 | SAMSUNG Spinpoint M7 HM250HI 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Notebook Hard Drive Bare Drive | HDD | 250GB | — | $76.19 | $0.305 | |||
931 | Dell 600 GB 3.5' Internal Hard Drive | HDD | 600GB | — | $185.00 | $0.308 | |||
932 | Seagate SV35.3 ST3250310SV 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 250GB | — | $80.19 | $0.321 | |||
933 | Lenovo 2TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Swappable 7XB7A00050 | HDD | 2TB | — | $645.10 | $0.323 | |||
934 | HGST HTE723225A7A364 0J13212 Travelstar Z7K320 250Gb 7200RPM SATA 2.5' HardDrive | HDD | 250GB | — | $85.00 | $0.340 | |||
935 | iStorage diskAshur PRO2 HDD 1TB Secure portable Hard Drive FIPS Level 3 certified - password protected, dust and water resistant, military grade... | HDD | 1TB | — | $349.95 | $0.350 | |||
936 | APRICORN Aegis Padlock Fortress 500GB USB 3.0 FIPS 140-2 Encrypted External Hard Drive With PIN Access | HDD | 500GB | — | $175.99 | $0.352 | |||
937 | HGST Travelstar 0J26053 320 GB 2.5-inch Internal Hard Drive - SATA - 7200 - 32 MB Buffer | HDD | 320GB | — | $120.00 | $0.375 | |||
938 | Seagate BarraCuda 7200.10 ST380815AS 80GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 80GB | — | $30.80 | $0.385 | |||
939 | Seagate NL35 ST3250823NS 250GB 7200 RPM 8MB Cache SATA 1.5Gb/s 3.5' Hard Drive Bare Drive | HDD | 250GB | — | $97.00 | $0.388 | |||
940 | Lenovo 4 TB Hard Drive 3.5' Internal SATA SATA/600 4XB7A77447 | HDD | 4TB | — | $1562.18 | $0.391 | |||
941 | Lenovo 500 GB External Hard Drive Cartridge | HDD | 500GB | — | $199.00 | $0.398 | |||
942 | iStorage diskAshur2 HDD 500GB Green - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware... | HDD | 500GB | — | $199.95 | $0.400 | |||
943 | iStorage diskAshur2 HDD 500GB Blue - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware... | HDD | 500GB | — | $199.95 | $0.400 | |||
944 | iStorage diskAshur2 HDD 500GB Red - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware... | HDD | 500GB | — | $199.95 | $0.400 | |||
945 | iStorage diskAshur2 HDD 500GB Black - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware... | HDD | 500GB | — | $199.95 | $0.400 | |||
946 | Seagate BarraCuda ES.2 ST3500320NS 500GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 500GB | — | $200.19 | $0.400 | |||
947 | WD Black 1TB Mobile Hard Disk Drive - 7200 RPM SATA 6Gb/s 32MB Cache 2.5 Inch - WD10JPLX | HDD | 1TB | — | $402.33 | $0.402 | |||
948 | DELL 2 TB 3.5' SATA 7200 RPM Hard Drive 400ATKJ | HDD | 2TB | — | $812.22 | $0.406 | |||
949 | HPE 656108-001 1 TB Hard Drive - 2.5' Internal - SATA (SATA/600) | HDD | 1TB | — | $430.00 | $0.430 | |||
950 | TOSHIBA MK1655GSX 160GB 5400 RPM SATA 3.0Gb/s 2.5' Notebook Hard Drive Retail | HDD | 160GB | — | $70.10 | $0.438 | |||
951 | Seagate Momentus Thin ST320LT014 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 320GB | — | $142.19 | $0.444 | |||
952 | DataLocker DL4 FE 1TB USB 3.2 Portable External Hard Drive DL41TBFE | HDD | 1TB | — | $448.32 | $0.448 | |||
953 | Axiom 2 TB Hard Drive - SATA (SATA/600) - 3.5' Drive - Internal | HDD | 2TB | — | $917.20 | $0.459 | |||
954 | HP StorageWorks MSA2 AJ739A 750GB 7200 RPM Dual Port SATA 3.0Gb/s 3.5' Internal Hard Drive Retail | HDD | 750GB | — | $363.00 | $0.484 | |||
955 | TOSHIBA MK3252GSX (HDD2H01) 320GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 320GB | — | $169.00 | $0.528 | |||
956 | TOSHIBA MK8009GAH 80GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 1.8' Notebook Hard Drive | HDD | 80GB | — | $43.22 | $0.540 | |||
957 | Seagate SV35.2 ST3250820AV 250GB 7200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 3.5' Hard Drive Bare Drive | HDD | 250GB | — | $140.00 | $0.560 | |||
958 | Western Digital Caviar SE WD2500JS 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive | HDD | 250GB | — | $143.00 | $0.572 | |||
959 | HP QK554AA 500GB 7200 RPM 8MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 500GB | — | $293.59 | $0.587 | |||
960 | Western Digital Scorpio Blue WD3200BEVE 320GB 5400 RPM PATA 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 320GB | — | $190.00 | $0.594 | |||
961 | HP 286716-B22 147GB 10000 RPM Ultra320 SCSI 3.5' Hard Drive Retail | HDD | 147GB | — | $88.19 | $0.600 | |||
962 | HP QK555AA 1TB 7200 RPM SATA 6.0Gb/s 1.0' Height Internal Hard Drive Bare Drive | HDD | 1TB | — | $614.59 | $0.615 | |||
963 | Seagate Momentus 7200.2 ST9160823ASG 160GB 7200 RPM 8MB Cache SATA 3.0Gb/s 2.5' Notebook Hard Drive Bare Drive | HDD | 160GB | — | $114.19 | $0.714 | |||
964 | HP 347708-B22 147GB 15000 RPM Ultra320 SCSI 3.5' Hard Drive Bare Drive | HDD | 147GB | — | $111.90 | $0.761 | |||
965 | Seagate Cheetah 15K.5 ST3300655LC 300GB 15000 RPM 16MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive | HDD | 300GB | — | $228.85 | $0.763 | |||
966 | TOSHIBA MK3263GSX 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 320GB | — | $254.00 | $0.794 | |||
967 | Seagate Momentus 7200.1 ST980825AS 80GB 7200 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive | HDD | 80GB | — | $64.00 | $0.800 | |||
968 | Seagate BarraCuda 7200.10 ST380215AS 80GB 7200 RPM 2MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive | HDD | 80GB | — | $71.00 | $0.887 | |||
969 | Seagate Cheetah 10K.6 ST3146807LC 147GB 10000 RPM 8MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive | HDD | 147GB | — | $140.19 | $0.954 | |||
970 | TOSHIBA MK6026GAX 60GB 5400 RPM 16MB Cache IDE Ultra ATA100 / ATA-6 2.5' Notebook Hard Drive Bare Drive | HDD | 60GB | — | $57.57 | $0.960 | |||
971 | HP 450GB 15000 RPM 3.5' Internal Hard Drive | HDD | 450GB | — | $444.00 | $0.987 | |||
972 | Western Digital Scorpio Blue WD1200BEVE 120GB 5400 RPM 8MB Cache PATA 2.5' Internal Notebook Hard Drive Bare Drive | HDD | 120GB | — | $129.95 | $1.083 | |||
973 | Western Digital Purple Pro WD141PURP 14 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method WD141PURP | HDD | 14TB | — | $16699.00 | $1.193 | |||
974 | seagate barracuda ata iv 40gb udma/100 7200rpm 2mb ide hard drive | HDD | 40GB | — | $50.00 | $1.250 | |||
975 | Western Digital WD10EZEX-20PK 1TB 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive (20-pack) | HDD | 1TB | — | $1350.00 | $1.350 | |||
976 | toshiba mk4032gax 40 gb aries b internal hard drive (hdd2d10) | HDD | 40GB | — | $57.62 | $1.440 | |||
977 | Seagate BarraCuda 7200.10 ST380215A 80GB 7200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 3.5' Internal Hard Drive Bare Drive | HDD | 80GB | — | $119.95 | $1.499 | |||
978 | Seagate EE25.2 Series ST980817SM 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Extreme Class Internal Hard Drive Bare Drive | HDD | 80GB | — | $128.00 | $1.600 | |||
979 | toshiba mk3006gal 30gb udma/66 4200rpm 2mb 1.8' mini hard drive | HDD | 30GB | — | $59.95 | $1.998 | |||
980 | Seagate Cheetah 15K.5 ST3300655LW 300GB 15000 RPM 16MB Cache SCSI Ultra320 68pin 3.5' Hard Drive Bare Drive | HDD | 300GB | — | $599.95 | $2.000 | |||
981 | Seagate BarraCuda ST500DM009-25PK 500GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5' Hard Drive, 25-Pack | HDD | 500GB | — | $1245.00 | $2.490 | |||
982 | TOSHIBA Super Slimline MK6021GAS (HDD2183) 60GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 2.5' Notebook Hard Drive Bare Drive | HDD | 60GB | — | $154.19 | $2.570 | |||
983 | Seagate Cheetah 10K.7 ST3300007LC 300GB 10000 RPM 8MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive | HDD | 300GB | — | $899.95 | $3.000 | |||
984 | Seagate Cheetah 15K.5 ST3146855LW 147GB 15000 RPM 16MB Cache SCSI Ultra320 68pin 3.5' Hard Drive Bare Drive | HDD | 147GB | — | $459.95 | $3.129 | |||
985 | Seagate EE25.2 Series ST940818AM 40GB 5400 RPM 8MB Cache PATA 2.5' Rugged Class Internal Hard Drive Bare Drive | HDD | 40GB | — | $165.00 | $4.125 |
Seagate Momentus Thin ST250LT012 250GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive
IBM 00NA527 - IBM 2TB 2.5' Nearline SATA 7.2K 6Gb/s Hard Drive
Seagate BarraCuda 7200.11 ST3160813AS 160GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
TOSHIBA MK2565GSX 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Lenovo 1.20 TB 3.5' Internal Hard Drive
SANDISK 2TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-2T00-G25
Dell 1 TB 2.5' Internal Hard Drive - SATA
HGST Travelstar Z5K320 HTS543216A7A384 (0A78601) 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Seagate BarraCuda 7200.12 ST31000528AS 1TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
TOSHIBA MK2552GSX(HDD2H02) 250GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive
Seagate Exos X20z 20TB ST20000NM001J 7.2k 3.5' SATA 6Gb/s SMR Ent HDD - 20 Pack
toshiba mk1652gsx 160gb 2.5-inch 5400rpm sata oem notebook hard drive
WD Black 500GB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 64MB Cache 3.5 Inch - WD5003AZEX
Hitachi GST 0Y30055 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Seagate BarraCuda 7200.10 ST3250310AS 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
TOSHIBA MK2035GSS 200GB 4200 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive
HGST 0J43103 2.5In 7.0Mm 320Gb 7200Rpm Sata Ea Rv,Hgst,Hte725032A7E630
Hitachi GST Deskstar 7K1000.C HDS721032CLA362 (0A39264) 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate BarraCuda 7200.9 ST3500641AS-RK 500GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Retail Kit
Dell 300 GB 2.5' Internal Hard Drive
Samsung T7 Shield 4TB Portable SSD - 1050MB/s, Rugged, Water & Dust Resistant, for Content Creators - Black
Lenovo 1 TB Hard Drive 3.5' Internal SATA SATA/600 - Hot Swappable 4XB7A97045
TOSHIBA MK1652GSX(HDD2H03) 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
iStorage diskAshur2 HDD 1TB Blue - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 1TB Black - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 1TB Red - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 1TB Green - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
toshiba mk6461gsy new factory sealed. 640gb laptop internal sata hard drive fast 7 toshiba mk6461gsy flickr - photo sharing!
TOSHIBA MKxx33GSG Series MK1633GSG 160GB 5400 RPM 16MB Cache SATA 3.0Gb/s 1.8' Internal Hard Drive Retail
SAMSUNG Spinpoint M7 HM250HI 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Notebook Hard Drive Bare Drive
Dell 600 GB 3.5' Internal Hard Drive
Seagate SV35.3 ST3250310SV 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Lenovo 2TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Swappable 7XB7A00050
HGST HTE723225A7A364 0J13212 Travelstar Z7K320 250Gb 7200RPM SATA 2.5' HardDrive
iStorage diskAshur PRO2 HDD 1TB Secure portable Hard Drive FIPS Level 3 certified - password protected, dust and water resistant, military grade...
APRICORN Aegis Padlock Fortress 500GB USB 3.0 FIPS 140-2 Encrypted External Hard Drive With PIN Access
HGST Travelstar 0J26053 320 GB 2.5-inch Internal Hard Drive - SATA - 7200 - 32 MB Buffer
Seagate BarraCuda 7200.10 ST380815AS 80GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate NL35 ST3250823NS 250GB 7200 RPM 8MB Cache SATA 1.5Gb/s 3.5' Hard Drive Bare Drive
Lenovo 4 TB Hard Drive 3.5' Internal SATA SATA/600 4XB7A77447
Lenovo 500 GB External Hard Drive Cartridge
iStorage diskAshur2 HDD 500GB Green - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 500GB Blue - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 500GB Red - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 500GB Black - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Seagate BarraCuda ES.2 ST3500320NS 500GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
WD Black 1TB Mobile Hard Disk Drive - 7200 RPM SATA 6Gb/s 32MB Cache 2.5 Inch - WD10JPLX
DELL 2 TB 3.5' SATA 7200 RPM Hard Drive 400ATKJ
HPE 656108-001 1 TB Hard Drive - 2.5' Internal - SATA (SATA/600)
TOSHIBA MK1655GSX 160GB 5400 RPM SATA 3.0Gb/s 2.5' Notebook Hard Drive Retail
Seagate Momentus Thin ST320LT014 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
DataLocker DL4 FE 1TB USB 3.2 Portable External Hard Drive DL41TBFE
Axiom 2 TB Hard Drive - SATA (SATA/600) - 3.5' Drive - Internal
HP StorageWorks MSA2 AJ739A 750GB 7200 RPM Dual Port SATA 3.0Gb/s 3.5' Internal Hard Drive Retail
TOSHIBA MK3252GSX (HDD2H01) 320GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
TOSHIBA MK8009GAH 80GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 1.8' Notebook Hard Drive
Seagate SV35.2 ST3250820AV 250GB 7200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 3.5' Hard Drive Bare Drive
Western Digital Caviar SE WD2500JS 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive
HP QK554AA 500GB 7200 RPM 8MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Western Digital Scorpio Blue WD3200BEVE 320GB 5400 RPM PATA 2.5' Internal Notebook Hard Drive Bare Drive
HP 286716-B22 147GB 10000 RPM Ultra320 SCSI 3.5' Hard Drive Retail
HP QK555AA 1TB 7200 RPM SATA 6.0Gb/s 1.0' Height Internal Hard Drive Bare Drive
Seagate Momentus 7200.2 ST9160823ASG 160GB 7200 RPM 8MB Cache SATA 3.0Gb/s 2.5' Notebook Hard Drive Bare Drive
HP 347708-B22 147GB 15000 RPM Ultra320 SCSI 3.5' Hard Drive Bare Drive
Seagate Cheetah 15K.5 ST3300655LC 300GB 15000 RPM 16MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive
TOSHIBA MK3263GSX 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Seagate Momentus 7200.1 ST980825AS 80GB 7200 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive
Seagate BarraCuda 7200.10 ST380215AS 80GB 7200 RPM 2MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate Cheetah 10K.6 ST3146807LC 147GB 10000 RPM 8MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive
TOSHIBA MK6026GAX 60GB 5400 RPM 16MB Cache IDE Ultra ATA100 / ATA-6 2.5' Notebook Hard Drive Bare Drive
HP 450GB 15000 RPM 3.5' Internal Hard Drive
Western Digital Scorpio Blue WD1200BEVE 120GB 5400 RPM 8MB Cache PATA 2.5' Internal Notebook Hard Drive Bare Drive
Western Digital Purple Pro WD141PURP 14 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method WD141PURP
seagate barracuda ata iv 40gb udma/100 7200rpm 2mb ide hard drive
Western Digital WD10EZEX-20PK 1TB 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive (20-pack)
toshiba mk4032gax 40 gb aries b internal hard drive (hdd2d10)
Seagate BarraCuda 7200.10 ST380215A 80GB 7200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 3.5' Internal Hard Drive Bare Drive
Seagate EE25.2 Series ST980817SM 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Extreme Class Internal Hard Drive Bare Drive
toshiba mk3006gal 30gb udma/66 4200rpm 2mb 1.8' mini hard drive
Seagate Cheetah 15K.5 ST3300655LW 300GB 15000 RPM 16MB Cache SCSI Ultra320 68pin 3.5' Hard Drive Bare Drive
Seagate BarraCuda ST500DM009-25PK 500GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5' Hard Drive, 25-Pack
TOSHIBA Super Slimline MK6021GAS (HDD2183) 60GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 2.5' Notebook Hard Drive Bare Drive
Seagate Cheetah 10K.7 ST3300007LC 300GB 10000 RPM 8MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive
Seagate Cheetah 15K.5 ST3146855LW 147GB 15000 RPM 16MB Cache SCSI Ultra320 68pin 3.5' Hard Drive Bare Drive
Seagate EE25.2 Series ST940818AM 40GB 5400 RPM 8MB Cache PATA 2.5' Rugged Class Internal Hard Drive Bare Drive
Seagate Momentus Thin ST250LT012 250GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive
Capacity
250GB
Price
$59.00
$/GB
$0.236
IBM 00NA527 - IBM 2TB 2.5' Nearline SATA 7.2K 6Gb/s Hard Drive
Capacity
2TB
Price
$475.00
$/GB
$0.237
Seagate BarraCuda 7200.11 ST3160813AS 160GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
160GB
Price
$38.50
$/GB
$0.241
TOSHIBA MK2565GSX 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
250GB
Price
$60.19
$/GB
$0.241
Lenovo 1.20 TB 3.5' Internal Hard Drive
Capacity
1.2TB
Price
$290.00
$/GB
$0.242
SANDISK 2TB Extreme Portable SSD (New Model) - up to 2000MB/s Transfer speeds - USB Type-C connectivity, Reliable Durability - Black - SDSSDE70-2T00-G25
Capacity
2 TB
Price
$489.99
$/GB
$0.245
Dell 1 TB 2.5' Internal Hard Drive - SATA
Capacity
1TB
Price
$245.57
$/GB
$0.246
HGST Travelstar Z5K320 HTS543216A7A384 (0A78601) 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
160GB
Price
$39.50
$/GB
$0.247
Seagate BarraCuda 7200.12 ST31000528AS 1TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
1TB
Price
$248.10
$/GB
$0.248
TOSHIBA MK2552GSX(HDD2H02) 250GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive
Capacity
250GB
Price
$62.19
$/GB
$0.249
Seagate Exos X20z 20TB ST20000NM001J 7.2k 3.5' SATA 6Gb/s SMR Ent HDD - 20 Pack
Capacity
20TB
Price
$4995.00
$/GB
$0.250
toshiba mk1652gsx 160gb 2.5-inch 5400rpm sata oem notebook hard drive
Capacity
160GB
Price
$39.99
$/GB
$0.250
WD Black 500GB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 64MB Cache 3.5 Inch - WD5003AZEX
Capacity
500GB
Price
$127.35
$/GB
$0.255
Hitachi GST 0Y30055 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
500GB
Price
$129.65
$/GB
$0.259
Seagate BarraCuda 7200.10 ST3250310AS 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
250GB
Price
$65.00
$/GB
$0.260
TOSHIBA MK2035GSS 200GB 4200 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive
Capacity
200GB
Price
$55.19
$/GB
$0.276
HGST 0J43103 2.5In 7.0Mm 320Gb 7200Rpm Sata Ea Rv,Hgst,Hte725032A7E630
Capacity
320GB
Price
$90.00
$/GB
$0.281
Hitachi GST Deskstar 7K1000.C HDS721032CLA362 (0A39264) 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
320GB
Price
$90.19
$/GB
$0.282
Seagate BarraCuda 7200.9 ST3500641AS-RK 500GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Retail Kit
Capacity
500GB
Price
$141.10
$/GB
$0.282
Dell 300 GB 2.5' Internal Hard Drive
Capacity
300GB
Price
$85.00
$/GB
$0.283
Samsung T7 Shield 4TB Portable SSD - 1050MB/s, Rugged, Water & Dust Resistant, for Content Creators - Black
Capacity
4 TB
Price
$1134.15
$/GB
$0.284
Lenovo 1 TB Hard Drive 3.5' Internal SATA SATA/600 - Hot Swappable 4XB7A97045
Capacity
1TB
Price
$287.99
$/GB
$0.288
TOSHIBA MK1652GSX(HDD2H03) 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
160GB
Price
$46.12
$/GB
$0.288
iStorage diskAshur2 HDD 1TB Blue - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
1TB
Price
$294.95
$/GB
$0.295
iStorage diskAshur2 HDD 1TB Black - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
1TB
Price
$294.95
$/GB
$0.295
iStorage diskAshur2 HDD 1TB Red - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
1TB
Price
$294.95
$/GB
$0.295
iStorage diskAshur2 HDD 1TB Green - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
1TB
Price
$294.95
$/GB
$0.295
toshiba mk6461gsy new factory sealed. 640gb laptop internal sata hard drive fast 7 toshiba mk6461gsy flickr - photo sharing!
Capacity
640GB
Price
$192.03
$/GB
$0.300
TOSHIBA MKxx33GSG Series MK1633GSG 160GB 5400 RPM 16MB Cache SATA 3.0Gb/s 1.8' Internal Hard Drive Retail
Capacity
160GB
Price
$48.02
$/GB
$0.300
SAMSUNG Spinpoint M7 HM250HI 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Notebook Hard Drive Bare Drive
Capacity
250GB
Price
$76.19
$/GB
$0.305
Dell 600 GB 3.5' Internal Hard Drive
Capacity
600GB
Price
$185.00
$/GB
$0.308
Seagate SV35.3 ST3250310SV 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
250GB
Price
$80.19
$/GB
$0.321
Lenovo 2TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Swappable 7XB7A00050
Capacity
2TB
Price
$645.10
$/GB
$0.323
HGST HTE723225A7A364 0J13212 Travelstar Z7K320 250Gb 7200RPM SATA 2.5' HardDrive
Capacity
250GB
Price
$85.00
$/GB
$0.340
iStorage diskAshur PRO2 HDD 1TB Secure portable Hard Drive FIPS Level 3 certified - password protected, dust and water resistant, military grade...
Capacity
1TB
Price
$349.95
$/GB
$0.350
APRICORN Aegis Padlock Fortress 500GB USB 3.0 FIPS 140-2 Encrypted External Hard Drive With PIN Access
Capacity
500GB
Price
$175.99
$/GB
$0.352
HGST Travelstar 0J26053 320 GB 2.5-inch Internal Hard Drive - SATA - 7200 - 32 MB Buffer
Capacity
320GB
Price
$120.00
$/GB
$0.375
Seagate BarraCuda 7200.10 ST380815AS 80GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
80GB
Price
$30.80
$/GB
$0.385
Seagate NL35 ST3250823NS 250GB 7200 RPM 8MB Cache SATA 1.5Gb/s 3.5' Hard Drive Bare Drive
Capacity
250GB
Price
$97.00
$/GB
$0.388
Lenovo 4 TB Hard Drive 3.5' Internal SATA SATA/600 4XB7A77447
Capacity
4TB
Price
$1562.18
$/GB
$0.391
Lenovo 500 GB External Hard Drive Cartridge
Capacity
500GB
Price
$199.00
$/GB
$0.398
iStorage diskAshur2 HDD 500GB Green - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
500GB
Price
$199.95
$/GB
$0.400
iStorage diskAshur2 HDD 500GB Blue - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
500GB
Price
$199.95
$/GB
$0.400
iStorage diskAshur2 HDD 500GB Red - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
500GB
Price
$199.95
$/GB
$0.400
iStorage diskAshur2 HDD 500GB Black - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
500GB
Price
$199.95
$/GB
$0.400
Seagate BarraCuda ES.2 ST3500320NS 500GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
500GB
Price
$200.19
$/GB
$0.400
WD Black 1TB Mobile Hard Disk Drive - 7200 RPM SATA 6Gb/s 32MB Cache 2.5 Inch - WD10JPLX
Capacity
1TB
Price
$402.33
$/GB
$0.402
DELL 2 TB 3.5' SATA 7200 RPM Hard Drive 400ATKJ
Capacity
2TB
Price
$812.22
$/GB
$0.406
HPE 656108-001 1 TB Hard Drive - 2.5' Internal - SATA (SATA/600)
Capacity
1TB
Price
$430.00
$/GB
$0.430
TOSHIBA MK1655GSX 160GB 5400 RPM SATA 3.0Gb/s 2.5' Notebook Hard Drive Retail
Capacity
160GB
Price
$70.10
$/GB
$0.438
Seagate Momentus Thin ST320LT014 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
320GB
Price
$142.19
$/GB
$0.444
DataLocker DL4 FE 1TB USB 3.2 Portable External Hard Drive DL41TBFE
Capacity
1TB
Price
$448.32
$/GB
$0.448
Axiom 2 TB Hard Drive - SATA (SATA/600) - 3.5' Drive - Internal
Capacity
2TB
Price
$917.20
$/GB
$0.459
HP StorageWorks MSA2 AJ739A 750GB 7200 RPM Dual Port SATA 3.0Gb/s 3.5' Internal Hard Drive Retail
Capacity
750GB
Price
$363.00
$/GB
$0.484
TOSHIBA MK3252GSX (HDD2H01) 320GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
320GB
Price
$169.00
$/GB
$0.528
TOSHIBA MK8009GAH 80GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 1.8' Notebook Hard Drive
Capacity
80GB
Price
$43.22
$/GB
$0.540
Seagate SV35.2 ST3250820AV 250GB 7200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 3.5' Hard Drive Bare Drive
Capacity
250GB
Price
$140.00
$/GB
$0.560
Western Digital Caviar SE WD2500JS 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
250GB
Price
$143.00
$/GB
$0.572
HP QK554AA 500GB 7200 RPM 8MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
500GB
Price
$293.59
$/GB
$0.587
Western Digital Scorpio Blue WD3200BEVE 320GB 5400 RPM PATA 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
320GB
Price
$190.00
$/GB
$0.594
HP 286716-B22 147GB 10000 RPM Ultra320 SCSI 3.5' Hard Drive Retail
Capacity
147GB
Price
$88.19
$/GB
$0.600
HP QK555AA 1TB 7200 RPM SATA 6.0Gb/s 1.0' Height Internal Hard Drive Bare Drive
Capacity
1TB
Price
$614.59
$/GB
$0.615
Seagate Momentus 7200.2 ST9160823ASG 160GB 7200 RPM 8MB Cache SATA 3.0Gb/s 2.5' Notebook Hard Drive Bare Drive
Capacity
160GB
Price
$114.19
$/GB
$0.714
HP 347708-B22 147GB 15000 RPM Ultra320 SCSI 3.5' Hard Drive Bare Drive
Capacity
147GB
Price
$111.90
$/GB
$0.761
Seagate Cheetah 15K.5 ST3300655LC 300GB 15000 RPM 16MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive
Capacity
300GB
Price
$228.85
$/GB
$0.763
TOSHIBA MK3263GSX 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
320GB
Price
$254.00
$/GB
$0.794
Seagate Momentus 7200.1 ST980825AS 80GB 7200 RPM 8MB Cache SATA 1.5Gb/s 2.5' Notebook Hard Drive Bare Drive
Capacity
80GB
Price
$64.00
$/GB
$0.800
Seagate BarraCuda 7200.10 ST380215AS 80GB 7200 RPM 2MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
80GB
Price
$71.00
$/GB
$0.887
Seagate Cheetah 10K.6 ST3146807LC 147GB 10000 RPM 8MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive
Capacity
147GB
Price
$140.19
$/GB
$0.954
TOSHIBA MK6026GAX 60GB 5400 RPM 16MB Cache IDE Ultra ATA100 / ATA-6 2.5' Notebook Hard Drive Bare Drive
Capacity
60GB
Price
$57.57
$/GB
$0.960
HP 450GB 15000 RPM 3.5' Internal Hard Drive
Capacity
450GB
Price
$444.00
$/GB
$0.987
Western Digital Scorpio Blue WD1200BEVE 120GB 5400 RPM 8MB Cache PATA 2.5' Internal Notebook Hard Drive Bare Drive
Capacity
120GB
Price
$129.95
$/GB
$1.083
Western Digital Purple Pro WD141PURP 14 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method WD141PURP
Capacity
14TB
Price
$16699.00
$/GB
$1.193
seagate barracuda ata iv 40gb udma/100 7200rpm 2mb ide hard drive
Capacity
40GB
Price
$50.00
$/GB
$1.250
Western Digital WD10EZEX-20PK 1TB 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive (20-pack)
Capacity
1TB
Price
$1350.00
$/GB
$1.350
toshiba mk4032gax 40 gb aries b internal hard drive (hdd2d10)
Capacity
40GB
Price
$57.62
$/GB
$1.440
Seagate BarraCuda 7200.10 ST380215A 80GB 7200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 3.5' Internal Hard Drive Bare Drive
Capacity
80GB
Price
$119.95
$/GB
$1.499
Seagate EE25.2 Series ST980817SM 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Extreme Class Internal Hard Drive Bare Drive
Capacity
80GB
Price
$128.00
$/GB
$1.600
toshiba mk3006gal 30gb udma/66 4200rpm 2mb 1.8' mini hard drive
Capacity
30GB
Price
$59.95
$/GB
$1.998
Seagate Cheetah 15K.5 ST3300655LW 300GB 15000 RPM 16MB Cache SCSI Ultra320 68pin 3.5' Hard Drive Bare Drive
Capacity
300GB
Price
$599.95
$/GB
$2.000
Seagate BarraCuda ST500DM009-25PK 500GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5' Hard Drive, 25-Pack
Capacity
500GB
Price
$1245.00
$/GB
$2.490
TOSHIBA Super Slimline MK6021GAS (HDD2183) 60GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 2.5' Notebook Hard Drive Bare Drive
Capacity
60GB
Price
$154.19
$/GB
$2.570
Seagate Cheetah 10K.7 ST3300007LC 300GB 10000 RPM 8MB Cache SCSI Ultra320 80pin 3.5' Hard Drive Bare Drive
Capacity
300GB
Price
$899.95
$/GB
$3.000
Seagate Cheetah 15K.5 ST3146855LW 147GB 15000 RPM 16MB Cache SCSI Ultra320 68pin 3.5' Hard Drive Bare Drive
Capacity
147GB
Price
$459.95
$/GB
$3.129
Seagate EE25.2 Series ST940818AM 40GB 5400 RPM 8MB Cache PATA 2.5' Rugged Class Internal Hard Drive Bare Drive
Capacity
40GB
Price
$165.00
$/GB
$4.125
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 982+ 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 $0.688/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.