Hard Drives (HDD)

Ranked by price per gigabyte

Updated daily · No paid placements

Ranked by:$/GB
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501

NRICO Ultra Slim 500GB Portable External Hard Drive USB3.0 HDD Storage

NRICOAmazon3yrHDD

Capacity

500 GB

Price

$32.99

$/GB

$0.066

Check Price at Amazon
502

GAZELLE High-Speed 1TB Ultra Slim Portable External Hard Drive - 2-in-1 Type C & USB 3.0, Compatible with PC, Mac, Laptop, PS4, Xbox, iPad, Tablet, Mobile (Black) - 1 Year Warranty

GAZELLEAmazonHDD

Capacity

1 TB

Price

$65.99

$/GB

$0.066

Check Price at Amazon
503

Seagate BarraCuda XT ST33000651AS 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive

SeagateNeweggHDD

Capacity

3TB

Price

$199.10

$/GB

$0.066

Check Price at Newegg
504

WD Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD6004FZBX

Western DigitalNeweggHDD

Capacity

6TB

Price

$398.44

$/GB

$0.066

Check Price at Newegg
505

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...

hgstNeweggHDD

Capacity

6TB

Price

$399.00

$/GB

$0.067

Check Price at Newegg
506

Hitachi GST Product Series:5K3000 Product Line:Deskstar HDS5C3015ALA632 1.5TB 32MB Cache SATA 6.0Gb/s Internal Hard Drive

HitachiNeweggHDD

Capacity

1.5TB

Price

$99.95

$/GB

$0.067

Check Price at Newegg
507

st900mm0006 seagate 900gb 10k rpm 2.5 inch sas 6gb/s savvio 10k.6, 9wh066-003, 512n, exos 64mb hard drive

SeagateNeweggHDD

Capacity

900GB

Price

$60.00

$/GB

$0.067

Check Price at Newegg
508

Transcend StoreJet 2TB Rugged External Hard Drive, USB3.1(5Gbps) Portable HDD w/One Touch Auto-Backup Button/Anti-Shock Resistant/Compact&Lightweight/Lightning-Fast Speeds, Iron Gray - TS2TSJ25M3S

TranscendAmazonHDD

Capacity

2 TB

Price

$133.99

$/GB

$0.067

Check Price at Amazon
509

iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption...

iStorageNeweggHDD

Capacity

18TB

Price

$1214.95

$/GB

$0.067

Check Price at Newegg
510

WD Elements 4TB USB 3.0 Desktop External Hard Drive Black

Western DigitalNeweggHDD

Capacity

4TB

Price

$270.38

$/GB

$0.068

Check Price at Newegg
511

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)

ModusTechAmazon1yrHDD

Capacity

500 GB

Price

$33.91

$/GB

$0.068

Check Price at Amazon
512

Kosbees 1 TB 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

KosbeesAmazonHDD90d low

Capacity

1 TB

Price

$67.99

$/GB

$0.068

Check Price at Amazon
513

WD 4TB My Passport for Mac Portable External Hard Drive Storage USB-C/USB-A 3.2 - Midnight Blue (WDBA2F0040BBL-WESN)

Western DigitalNeweggHDD

Capacity

4TB

Price

$271.98

$/GB

$0.068

Check Price at Newegg
514

A-DATA HDD AHV620S-2TU31-CBL HV620S External Hard Drive 2TB USB3.1 BLUE Retail

A-DATANeweggHDD

Capacity

2TB

Price

$135.99

$/GB

$0.068

Check Price at Newegg
515

SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive

SanDiskNeweggHDD

Capacity

18TB

Price

$1224.99

$/GB

$0.068

Check Price at Newegg
516

LaCie d2 Professional 4TB USB 3.1 Hard Drives - Desktop External Black

LaCieNeweggHDD90d low

Capacity

4TB

Price

$272.55

$/GB

$0.068

Check Price at Newegg
517

seagate barracuda pro performance internal hard drive sata hdd 6tb 6gb/s 128mb cache 3.5-inch (st6000dm004)

SeagateNeweggHDD

Capacity

6TB

Price

$409.05

$/GB

$0.068

Check Price at Newegg
518

Maxone 500GB Ultra Slim Portable External Hard Drive HDD USB 3.0 Compatible with PC, Laptop - Rose Pink

MaxoneAmazonHDD

Capacity

500 GB

Price

$34.09

$/GB

$0.068

Check Price at Amazon
519

WD 4TB Elements SE Portable Hard Drive USB 3.0 Model WDBJRT0040BBK-WESN Black

Western DigitalNeweggHDD

Capacity

4TB

Price

$272.83

$/GB

$0.068

Check Price at Newegg
520

WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD40PURX

Western DigitalNeweggHDD

Capacity

4TB

Price

$274.45

$/GB

$0.069

Check Price at Newegg
521

TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XK3AA Black

ToshibaNeweggHDD

Capacity

2TB

Price

$137.42

$/GB

$0.069

Check Price at Newegg
522

BUFFALO Technology - OP-HD8.0H2U-5Y 8 TB 3.5 Internal Hard Drive - SATA

BUFFALONeweggHDD

Capacity

8TB

Price

$549.99

$/GB

$0.069

Check Price at Newegg
523

TOSHIBA MD04ACA400 4TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive

ToshibaNeweggHDD

Capacity

4TB

Price

$275.00

$/GB

$0.069

Check Price at Newegg
524

ModusTech Facet 1TB 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)

ModusTechAmazon1yrHDD90d low

Capacity

1 TB

Price

$68.91

$/GB

$0.069

Check Price at Amazon
525

Maxone 1TB Ultra Slim Portable External Hard Drive HDD USB 3.0 Compatible with PC, Laptop, Charcoal Grey

MaxoneAmazonHDD

Capacity

1 TB

Price

$68.99

$/GB

$0.069

Check Price at Amazon
526

WD 2TB My Passport, Portable External Hard Drive, Blue, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBYVG0020BBL-WESN

Western DigitalAmazonHDD

Capacity

2 TB

Price

$137.99

$/GB

$0.069

Check Price at Amazon
527

WD 4TB Silver My Passport Ultra Portable Storage External Hard Drive USB-C for Mac (WDBPMV0040BSL-WESN)

Western DigitalNeweggHDD90d low

Capacity

4TB

Price

$276.09

$/GB

$0.069

Check Price at Newegg
528

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

KosbeesAmazonHDD

Capacity

500 GB

Price

$34.69

$/GB

$0.069

Check Price at Amazon
529

Buffalo OP-HD2.0N 2TB Hard Drive 3.5' Internal SATA SATA/600 (OP-HD2.0N)

BuffaloNeweggHDD

Capacity

2TB

Price

$138.99

$/GB

$0.069

Check Price at Newegg
530

UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black)

UnionSineAmazonHDD

Capacity

1 TB

Price

$69.71

$/GB

$0.070

Check Price at Amazon
531

Seagate LaCie 2big Dock 20TB External HDD - Thunderbolt and USB4 Compatibility, Data Recovery (STLG20000400)

SeagateAmazon3yrHDD

Capacity

20 TB

Price

$1394.91

$/GB

$0.070

Check Price at Amazon
532

Western Digital Ultrastar DC HC590 24TB WUH722624ALE6L4 7.2K RPM SATA 6Gb/s Hard Disk Drive - New

Western DigitalNeweggHDD

Capacity

24TB

Price

$1675.00

$/GB

$0.070

Check Price at Newegg
533

ADATA 4TB HD710 Pro Portable Hard Drive USB 3.1 Model AHD710P-4TU31-CBK Black

ADATANeweggHDD

Capacity

4TB

Price

$279.18

$/GB

$0.070

Check Price at Newegg
534

WD RE4 WD1003FBYX 1TB 7200 RPM 64MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive

Western DigitalNeweggHDD

Capacity

1TB

Price

$69.95

$/GB

$0.070

Check Price at Newegg
535

SP Silicon Power 2TB Rugged Portable External Hard Drive Armor A60 Shockproof USB 3.1 Gen1 for PC Mac Xbox and PS4 Black

SP Silicon PowerAmazonHDD

Capacity

2 TB

Price

$139.97

$/GB

$0.070

Check Price at Amazon
536

YOTUO Portable 1TB External Hard Drive Storage Expansion Mobile HDD USB 3.0 USB-C for PC, Mac, Desktop, Laptop, PS4, Xbox One, Xbox 360, Android, iPhone 15/16/17, Office & Game (Black)

YOTUOAmazonHDD90d low

Capacity

1 TB

Price

$69.99

$/GB

$0.070

Check Price at Amazon
537

WD 2TB BLACK P10 Game Drive USB 3.2 Gen 1, Micro B Model Pink - WDBA2W0020BPK-WES1

Western DigitalNeweggHDD

Capacity

2TB

Price

$139.99

$/GB

$0.070

Check Price at Newegg
538

Seagate - Game Drive for PlayStation Consoles 2TB External USB 3.2 Gen 1 Portable Hard Drive with Blue LED Lighting - White

SeagateBest Buy3yrHDD
4.7(667)

Capacity

2 TB

Price

$139.99

$/GB

$0.070

Check Price at Best Buy
539

WD_BLACK 2TB P10 Game Drive - External HDD, Portable Hard Drive, for On-The-Go Access to Your Game Library, Works with Console or PC -...

Western DigitalNeweggHDD

Capacity

2TB

Price

$139.99

$/GB

$0.070

Check Price at Newegg
540

seagate ironwolf pro 4tb nas internal hard drive hdd - cmr 3.5 inch sata 6gb/s 7200 rpm 128mb cache for raid network attached storage, data...

SeagateNeweggHDD

Capacity

4TB

Price

$279.99

$/GB

$0.070

Check Price at Newegg
541

Seagate IronWolf Pro ST4000NE001 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST4000NE001)

SeagateNeweggHDD

Capacity

4TB

Price

$279.99

$/GB

$0.070

Check Price at Newegg
542

Toshiba DT01ACA050 500 GB Hard Drive 3.5' Internal SATA 7200 RPM

ToshibaNeweggHDD

Capacity

500GB

Price

$35.00

$/GB

$0.070

Check Price at Newegg
543

Hitachi GST Ultrastar A7K1000 HUA721010KLA330 (0A35772) 1TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive

HitachiNeweggHDD

Capacity

1TB

Price

$70.00

$/GB

$0.070

Check Price at Newegg
544

HGST Ultrastar A7K2000 0F11000 500GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive

HGSTNeweggHDD

Capacity

500GB

Price

$35.00

$/GB

$0.070

Check Price at Newegg
545

WD Purple 2TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD20PURZ

Western DigitalNeweggHDD

Capacity

2TB

Price

$140.00

$/GB

$0.070

Check Price at Newegg
546

Hitachi GST Deskstar 7K2000 HDS722020ALA330 (0F10311) 2TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive

HitachiNeweggHDD

Capacity

2TB

Price

$140.00

$/GB

$0.070

Check Price at Newegg
547

WD Purple 2TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD20PURX

Western DigitalNeweggHDD

Capacity

2TB

Price

$140.00

$/GB

$0.070

Check Price at Newegg
548

Western Digital RE3 WD1002FBYS 1TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive Bare Drive

Western DigitalNeweggHDD

Capacity

1TB

Price

$70.00

$/GB

$0.070

Check Price at Newegg
549

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

Western DigitalAmazonHDD

Capacity

2 TB

Price

$140.45

$/GB

$0.070

Check Price at Amazon
550

YOTUO Portable 500GB External Hard Drive Storage Expansion Mobile HDD USB 3.0 for PC, Mac, Desktop, Laptop, PS4, Xbox One, Xbox 360, Android, iPhone 15/16/17, Office & Game (Black)

YOTUOAmazonHDD

Capacity

500 GB

Price

$35.14

$/GB

$0.070

Check Price at Amazon
551

LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black

LaCieNeweggHDD

Capacity

20TB

Price

$1407.31

$/GB

$0.070

Check Price at Newegg
552

Seagate BarraCuda ST3000DM007 3TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives

SeagateNeweggHDD

Capacity

3TB

Price

$215.10

$/GB

$0.072

Check Price at Newegg
553

Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB520XK3AA

TOSHIBAAmazon1yrHDD

Capacity

2 TB

Price

$145.31

$/GB

$0.073

Check Price at Amazon
554

Dell 1 TB 2.5' Internal Hard Drive

DellNeweggHDD

Capacity

1TB

Price

$73.01

$/GB

$0.073

Check Price at Newegg
555

Aiolo Innovation 500GB External Hard Drive Ultra Slim Portable HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one,Xbox 360 HD-A4

Aiolo InnovationAmazonHDD

Capacity

500 GB

Price

$36.58

$/GB

$0.073

Check Price at Amazon
556

UnionSine 500GB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black)

UnionSineAmazonHDD

Capacity

500 GB

Price

$36.73

$/GB

$0.073

Check Price at Amazon
557

UnionSine 500GB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Pink)

UnionSineAmazonHDD

Capacity

500 GB

Price

$36.73

$/GB

$0.073

Check Price at Amazon
558

TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XR3AA Red

ToshibaNeweggHDD

Capacity

2TB

Price

$146.94

$/GB

$0.073

Check Price at Newegg
559

WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD40PURZ

Western DigitalNeweggHDD

Capacity

4TB

Price

$294.45

$/GB

$0.074

Check Price at Newegg
560

Seagate Exos 7E8 Enterprise 4TB 7200RPM 256MB 512N SATA 6Gb/s 3.5' Internal Hard Drive - ST4000NM000A

SeagateNeweggHDD

Capacity

4TB

Price

$294.45

$/GB

$0.074

Check Price at Newegg
561

YOTUO Portable External Hard Drive Storage Expansion Mobile HDD USB 3.0 for PC, Mac, Desktop, Laptop, PS4, PS5, Xbox One X/S, Xbox 360, Xbox Series X/S, Office & Game (Blue, 500GB)

YOTUOAmazonHDD

Capacity

500 GB

Price

$37.04

$/GB

$0.074

Check Price at Amazon
562

Seagate BarraCuda ST2000DM006 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive

SeagateNeweggHDD

Capacity

2TB

Price

$149.10

$/GB

$0.075

Check Price at Newegg
563

WD Red Plus 6TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD60EFRX

Western DigitalNeweggHDD

Capacity

6TB

Price

$447.45

$/GB

$0.075

Check Price at Newegg
564

ADATA HD710 Pro - 1 TB External Hard Drive - Shockproof, Waterproof & Dustproof - Durable Storage - For Gamers, Students & Professionals - Mac, PC & Linux Compatible - Blue - AHD710P-1TU31-CBL

ADATAAmazonHDD

Capacity

1 TB

Price

$74.99

$/GB

$0.075

Check Price at Amazon
565

LaCie - Rugged 2TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver

LaCieBest Buy2yrHDD
4.7(1,017)

Capacity

2 TB

Price

$149.99

$/GB

$0.075

Check Price at Best Buy
566

LaCie 2TB Rugged USB-C Portable Hard Drive 1 x USB-C 3.1 Model STFR2000800 Orange

LaCieNeweggHDD90d low

Capacity

2TB

Price

$149.99

$/GB

$0.075

Check Price at Newegg
567

HGST 1TB Touro Mobile External Hard Drive USB 3.0 Model HTOLMX3NA10001ABB(0S03454) Black

HGSTNeweggHDD

Capacity

1TB

Price

$75.00

$/GB

$0.075

Check Price at Newegg
568

Seagate BarraCuda 7200.11 ST31000340AS 1TB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive

SeagateNeweggHDD

Capacity

1TB

Price

$75.00

$/GB

$0.075

Check Price at Newegg
569

TOSHIBA DT01ACA100 1TB 7200 RPM 32MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive

ToshibaNeweggHDD

Capacity

1TB

Price

$75.00

$/GB

$0.075

Check Price at Newegg
570

Toshiba 1TB 7200 RPM 32MB Cache SATA 6.0Gb/s 3.5 Internal Hard Drive (DT01ACA100) (DT01ACA100)

ToshibaNeweggHDD

Capacity

1TB

Price

$75.00

$/GB

$0.075

Check Price at Newegg
571

Seagate ST1000NX0313 Enterprise 1 TB 2.5' Internal Hard Drive 128mb Cache 7200rpm (ST1000NX0313)

SeagateNeweggHDD

Capacity

1TB

Price

$75.00

$/GB

$0.075

Check Price at Newegg
572

Toshiba 1TB 7.2K 3.5 SATA 3.5-Inch Internal Hard Drive DT01ACA100 (DT01ACA100)

ToshibaNeweggHDD

Capacity

1TB

Price

$75.00

$/GB

$0.075

Check Price at Newegg
573

Dell 1.20 TB 2.5' Internal Hard Drive

DellNeweggHDD90d low

Capacity

1.2TB

Price

$90.00

$/GB

$0.075

Check Price at Newegg
574

SEAGATE BULK ST1000NM0055 1TB Exos 3.5 512n SATA

SeagateNeweggHDD

Capacity

1TB

Price

$75.00

$/GB

$0.075

Check Price at Newegg
575

Buffalo DriveStation Duo 2-Drive 4TB External Hard Drive

BuffaloNeweggHDD

Capacity

4TB

Price

$301.99

$/GB

$0.075

Check Price at Newegg
576

WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD40EFRX

Western DigitalNeweggHDD

Capacity

4TB

Price

$302.80

$/GB

$0.076

Check Price at Newegg
577

TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XW3AA White

ToshibaNeweggHDD

Capacity

2TB

Price

$151.67

$/GB

$0.076

Check Price at Newegg
578

Seagate ST1000VM002 Pipeline 1TB SATA 3.5' Internal Hard Drive

SeagateNeweggHDD

Capacity

1TB

Price

$75.88

$/GB

$0.076

Check Price at Newegg
579

Seagate SV35.5 ST31000525SV 1TB 7200 RPM 32MB Cache SATA 3.0Gb/s Internal Hard Drive Retail

SeagateNeweggHDD

Capacity

1TB

Price

$76.10

$/GB

$0.076

Check Price at Newegg
580

Toshiba DT01ACA050 3.5 Inch SATA III Internal Hard Drive 500GB 7200RPM

TOSHIBAAmazonHDD

Capacity

500 GB

Price

$38.33

$/GB

$0.077

Check Price at Amazon
581

Wd Blue Wd10ezex 1 Tb 3.5 Internal Hard Drive - Sata - 7200 RPM - 64

Western DigitalAmazonHDD

Capacity

1 TB

Price

$76.80

$/GB

$0.077

Check Price at Amazon
582

WD 2TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBC3C0020BBL-WESN)

Western DigitalNeweggHDD

Capacity

2TB

Price

$153.99

$/GB

$0.077

Check Price at Newegg
583

HPE 601778-001 2 TB Hard Drive - 3.5' Internal - SATA (SATA/300)

HPNeweggHDD

Capacity

2TB

Price

$154.56

$/GB

$0.077

Check Price at Newegg
584

WD Red Plus 2TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD20EFPX

Western DigitalNeweggHDD

Capacity

2TB

Price

$154.99

$/GB

$0.077

Check Price at Newegg
585

IBM 49Y6002 4TB 7200 RPM SATA 3.5' Internal Hard Drive Bare Drive

IBMNeweggHDD

Capacity

4TB

Price

$310.19

$/GB

$0.078

Check Price at Newegg
586

iStorage diskAshur DT2 20TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption...

iStorageNeweggHDD

Capacity

20TB

Price

$1552.00

$/GB

$0.078

Check Price at Newegg
587

HGST Travelstar Z5K500 HTS545050A7E680 (0J38065) 500GB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive

HGSTNeweggHDD

Capacity

500GB

Price

$38.95

$/GB

$0.078

Check Price at Newegg
588

NRICO Portable External Hard Drive, USB 3.0, 2.5 Inch, Compatible with PC, Mac, Desktop (Grey, 320, GB)

NRICOAmazon2yrHDD

Capacity

320 GB

Price

$24.99

$/GB

$0.078

Check Price at Amazon
589

WD 6TB Silver My Passport Ultra for Portable Storage External Hard Drive USB-C for Mac (WDBGKC0060BSL-WESN)

Western DigitalNeweggHDD

Capacity

6TB

Price

$469.99

$/GB

$0.078

Check Price at Newegg
590

Hitachi GST Deskstar 5K1000 HDS5C1010CLA382 (0F12957) 1TB 8MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive

HitachiNeweggHDD

Capacity

1TB

Price

$79.00

$/GB

$0.079

Check Price at Newegg
591

Constellation ES ST1000NM0011 1 TB Internal Hard Drive

SeagateAmazonHDD

Capacity

1 TB

Price

$79.44

$/GB

$0.079

Check Price at Amazon
592

TOSHIBA 2TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA20XG3AA Green

ToshibaNeweggHDD

Capacity

2TB

Price

$159.00

$/GB

$0.080

Check Price at Newegg
593

Western Digital 1TB 3.5" SATA HDD 7200RPM Internal Desktop Hard Drive for PC/Mac - OEM WD10EZEX 1 TB

Western DigitalAmazonHDD20% this week

Capacity

1 TB

Price

$79.88

$/GB

$0.080

Check Price at Amazon
594

BUFFALO 1TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF1.0U3B

BUFFALONeweggHDD90d low

Capacity

1TB

Price

$79.90

$/GB

$0.080

Check Price at Newegg
595

SEAGATE ST2000VXZ08 Skyhawk 2TB Surveillance Hard SATA 6Gb/s 64MB Cache 3.5" Internal Drive-Frustration Free Packaging (ST2000VX008),Mechanical Hard Disk

SeagateAmazonHDD

Capacity

2 TB

Price

$159.95

$/GB

$0.080

Check Price at Amazon
596

WD 2TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC White (WDBYVG0020BWT-WESN)

Western DigitalNeweggHDD

Capacity

2TB

Price

$159.99

$/GB

$0.080

Check Price at Newegg
597

WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive

Western DigitalNeweggHDD

Capacity

2TB

Price

$159.99

$/GB

$0.080

Check Price at Newegg
598

WD Blue 2TB Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD20EZBX

Western DigitalNeweggHDD90d low

Capacity

2TB

Price

$159.99

$/GB

$0.080

Check Price at Newegg
599

SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray

G-DRIVEBest Buy3yrHDD
4.5(97)
130 / 130MB/s

Capacity

4 TB

Price

$319.99

$/GB

$0.080

Check Price at Best Buy
600

Seagate Samsung Spinpoint M8 ST500LM012 (HN-M500MBB/EX2) 500GB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive Bare Drive

SamsungNeweggHDD

Capacity

500GB

Price

$40.00

$/GB

$0.080

Check Price at Newegg
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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 1006+ 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 $0.072/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?

TypeTypical $/GBMax CapacityBest For
3.5" Desktop HDD$0.015–0.02520TB+Desktop PC, NAS, media server
2.5" Laptop HDD$0.025–0.0455TBLaptop upgrade, portable use
External HDD$0.020–0.04020TB+Backup, portable storage, archiving

Frequently Asked Questions About Buying Hard Drives

What is the cheapest hard drive per GB right now?
The cheapest HDD storage per gigabyte is currently $0.0000/GB. Large capacity 3.5" desktop drives (6TB+) from Seagate or WD consistently offer the lowest price per gigabyte in the HDD category.
Is it better to buy one large hard drive or multiple smaller ones?
One large drive is almost always cheaper per GB. However, multiple drives provide redundancy — if one fails, you don't lose everything. For important data, consider buying two drives and keeping backups on both.
Should I buy 5400 RPM or 7200 RPM?
For desktop use or a NAS with active read/write workloads, 7200 RPM is noticeably faster and worth the small premium. For cold storage, archival backups, or always-on low-activity drives, 5400 RPM runs cooler, quieter, and uses less power.
When is the best time to buy cheap hard drives?
Black Friday, Cyber Monday, and Amazon Prime Day typically have the best deals. However, prices fluctuate year-round. We update our rankings daily so you can always find the current best value.
What brands make the most reliable hard drives?
Seagate, Western Digital (WD), and Toshiba are the three major HDD manufacturers. All produce reliable drives at different price points. Seagate Barracuda and WD Blue are popular desktop choices; WD Red and Seagate IronWolf are designed for NAS use.

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.

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