Hard Drives (HDD)

Ranked by price per gigabyte

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Ranked by:$/GB
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201

WD Elements 12TB USB 3.0 Desktop External Hard Drive WDBWLG0120HBK-NESN Black

Western DigitalNeweggHDD

Capacity

12TB

Price

$529.99

$/GB

$0.044

Check Price at Newegg
202

Toshiba MG11ACA24TE 24TB 7200 RPM 1000 MB 3.5' Serial ATA III Internal Hard Drive

ToshibaNeweggHDD

Capacity

24TB

Price

$1059.99

$/GB

$0.044

Check Price at Newegg
203

Seagate IronWolf Pro 12TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST12000NE0008

SeagateNeweggHDD

Capacity

12TB

Price

$530.00

$/GB

$0.044

Check Price at Newegg
204

WD My Book 16TB USB 3.0, Micro-B External Desktop Hard Drive Black

Western DigitalNeweggHDD

Capacity

16TB

Price

$707.75

$/GB

$0.044

Check Price at Newegg
205

WD - Red Plus 8TB NAS Internal Hard Drive

Western DigitalBest Buy3yrHDD
4.8(75)
215 / 215MB/s

Capacity

8 TB

Price

$354.99

$/GB

$0.044

Check Price at Best Buy
206

WD Red Plus 8TB 5640 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives -WD80EFPX

Western DigitalNeweggHDD

Capacity

8TB

Price

$354.99

$/GB

$0.044

Check Price at Newegg
207

Seagate Exos X18 ST12000NM001J 12 TB Hard Drive - Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - Storage System, Video...

SeagateNeweggHDD

Capacity

12TB

Price

$534.45

$/GB

$0.045

Check Price at Newegg
208

WD 4TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - ‎WDBU6Y0040BBK-WESN

Western DigitalAmazon2yrHDD

Capacity

4 TB

Price

$179.00

$/GB

$0.045

Check Price at Amazon
209

Seagate IronWolf Pro 20TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST20000NE000

SeagateNeweggHDD

Capacity

20TB

Price

$896.10

$/GB

$0.045

Check Price at Newegg
210

WL 2TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty

GoHardDriveAmazonHDD

Capacity

2 TB

Price

$89.95

$/GB

$0.045

Check Price at Amazon
211

WD Red Pro 22TB NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5' - WD221KFGX

Western DigitalNeweggHDD90d low

Capacity

22TB

Price

$989.46

$/GB

$0.045

Check Price at Newegg
212

MDD 2TB 64MB Cache 7200RPM SATA 6.0Gb/s 3.5inch Internal Desktop Hard Drive (MDD2000GSA6472)

MDD MAXDIGITALDATAAmazon2yrHDD

Capacity

2 TB

Price

$89.99

$/GB

$0.045

Check Price at Amazon
213

Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX

Western DigitalAmazonHDD

Capacity

4 TB

Price

$179.99

$/GB

$0.045

Check Price at Amazon
214

WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD40EZAX

Western DigitalNeweggHDD

Capacity

4TB

Price

$179.99

$/GB

$0.045

Check Price at Newegg
215

Seagate SkyHawk AI ST20000VE002 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive

SeagateNeweggHDD

Capacity

20TB

Price

$900.00

$/GB

$0.045

Check Price at Newegg
216

Seagate Desktop HDD ST8000DM002 8TB N/A 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive

SeagateNeweggHDD

Capacity

8TB

Price

$360.10

$/GB

$0.045

Check Price at Newegg
217

MG09ACA18TE 18TB - Toshiba 7200RPM 512e 3.5' SATA

ToshibaNeweggHDD

Capacity

18TB

Price

$810.91

$/GB

$0.045

Check Price at Newegg
218

WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive

Western DigitalNeweggHDD

Capacity

12TB

Price

$542.00

$/GB

$0.045

Check Price at Newegg
219

WD Blue WD120EAGZ 12TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive

Western DigitalNeweggHDD

Capacity

12TB

Price

$542.49

$/GB

$0.045

Check Price at Newegg
220

Seagate SkyHawk AI ST10000VE0008 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive

SeagateNeweggHDD

Capacity

10TB

Price

$452.10

$/GB

$0.045

Check Price at Newegg
221

WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive

Western DigitalNeweggHDD

Capacity

12TB

Price

$545.00

$/GB

$0.045

Check Price at Newegg
222

Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA

TOSHIBAAmazon2yrHDD

Capacity

4 TB

Price

$181.74

$/GB

$0.045

Check Price at Amazon
223

Seagate 8TB USB 3.0 Hard Drives - Desktop External Space Gray

SeagateNeweggHDD

Capacity

8TB

Price

$364.84

$/GB

$0.046

Check Price at Newegg
224

WD Purple Pro 12TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD122PURP

Western DigitalNeweggHDD

Capacity

12TB

Price

$549.99

$/GB

$0.046

Check Price at Newegg
225

WD Western Digital 10TB WD_Black Performance Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD102FZBX

Western DigitalAmazon5yrHDD

Capacity

10 TB

Price

$458.46

$/GB

$0.046

Check Price at Amazon
226

LaCie Mobile Drive STLP5000400 5TB USB-C Portable Hard Drive Moon Silver

LaCieNeweggHDD

Capacity

5TB

Price

$229.95

$/GB

$0.046

Check Price at Newegg
227

LaCie 5TB Rugged USB-C Portable Hard Drive

LaCieAmazonHDD

Capacity

5 TB

Price

$229.99

$/GB

$0.046

Check Price at Amazon
228

WD Elements 10TB USB 3.0 Desktop External Hard Drive WDBWLG0100HBK-NESN Black

Western DigitalNeweggHDD

Capacity

10TB

Price

$459.99

$/GB

$0.046

Check Price at Newegg
229

WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX

Western DigitalNeweggHDD

Capacity

10TB

Price

$459.99

$/GB

$0.046

Check Price at Newegg
230

Seagate Constellation ES.3 ST4000NM0033 4 TB Hard Drive - 3.5 Internal - SATA

SeagateAmazonHDD

Capacity

4 TB

Price

$184.02

$/GB

$0.046

Check Price at Amazon
231

Toshiba Canvio Basics 4TB Portable External Hard Drive USB 3.0, Black - HDTB540XK3CA

TOSHIBAAmazon1yrHDD

Capacity

4 TB

Price

$184.95

$/GB

$0.046

Check Price at Amazon
232

TOSHIBA P300 HDWD130UZSVA 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - Bulk

Western DigitalNeweggHDD

Capacity

3TB

Price

$139.10

$/GB

$0.046

Check Price at Newegg
233

Western Digital 6TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0060HBK-NESN

Western DigitalAmazonHDD

Capacity

6 TB

Price

$278.99

$/GB

$0.046

Check Price at Amazon
234

WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch WD63PURZ

Western DigitalNeweggHDD

Capacity

6TB

Price

$279.99

$/GB

$0.047

Check Price at Newegg
235

HGST TravelStar 5K1000 HTS541075A9E680 750 GB 2.5' SATA II Laptop Hard Drive

HGSTNeweggHDD

Capacity

750GB

Price

$35.00

$/GB

$0.047

Check Price at Newegg
236

Toshiba Canvio Ready 4TB Portable External Hard Drive USB 3.0 HDTP340XK3CA Black

ToshibaNeweggHDD

Capacity

4TB

Price

$186.95

$/GB

$0.047

Check Price at Newegg
237

Seagate Exos X20 ST20000NM007D 20TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive

SeagateNeweggHDD

Capacity

20TB

Price

$935.00

$/GB

$0.047

Check Price at Newegg
238

Seagate ST6000NM0115 6TB 7200 RPM SATA 6GB/s 512e Exos 7E8 256MB Cache 3.5-inch Hard Drive

SeagateNeweggHDD

Capacity

6TB

Price

$280.70

$/GB

$0.047

Check Price at Newegg
239

Dell 400-AHID - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive

DellNeweggHDD

Capacity

8TB

Price

$374.45

$/GB

$0.047

Check Price at Newegg
240

HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21

HPNeweggHDD

Capacity

4TB

Price

$187.45

$/GB

$0.047

Check Price at Newegg
241

WD Red WD100EFAX 10TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' NAS Hard Drive Bare Drive

Western DigitalNeweggHDD

Capacity

10TB

Price

$468.99

$/GB

$0.047

Check Price at Newegg
242

Seagate Constellation.2 500GB 7200RPM SATA 6 Gb/s 64MB Cache 2.5-Inch Internal Bare Drive ST9500620NS

SeagateAmazon3yrHDD

Capacity

500 GB

Price

$23.45

$/GB

$0.047

Check Price at Amazon
243

Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20

SeagateNeweggHDD90d low

Capacity

14TB

Price

$659.18

$/GB

$0.047

Check Price at Newegg
244

Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE)

ToshibaNeweggHDD

Capacity

18TB

Price

$849.99

$/GB

$0.047

Check Price at Newegg
245

Seagate Barracuda ST4000LM024 4 TB 2.5" Internal Hard Drive

SeagateAmazonHDD

Capacity

4 TB

Price

$189.00

$/GB

$0.047

Check Price at Amazon
246

Western Digital Ultrastar DC HC560 0F38785 20 TB Hard Drive 3.5' Internal SATA

Western DigitalNeweggHDD

Capacity

20TB

Price

$945.63

$/GB

$0.047

Check Price at Newegg
247

WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP

Western DigitalNeweggHDD

Capacity

10TB

Price

$473.79

$/GB

$0.047

Check Price at Newegg
248

Seagate Barracuda ST4000DM004 Internal Hard Drive 4TB (4000GB) 3.5' PC Computer Disk SATA III 6Gb/s 256MB cache

SeagateNeweggHDD

Capacity

4TB

Price

$189.71

$/GB

$0.047

Check Price at Newegg
249

WD 4TB Elements USB 3.0 2.5' Portable External Hard Drive WDBU6Y0040BBK-WESN Black

Western DigitalNeweggHDD

Capacity

4TB

Price

$189.99

$/GB

$0.047

Check Price at Newegg
250

LaCie Rugged Mini, 4TB, 2.5", Portable External Hard Drive, for PC Mac iPad and iPhone, Data Rescue Service (LAC900633)

LaCieAmazon2yrHDD

Capacity

4 TB

Price

$189.99

$/GB

$0.047

Check Price at Amazon
251

Seagate Portable 4TB External Hard Drive HDD – USB 3.0 for PC, Mac, Xbox, & PlayStation - 1-Year Rescue Service (SRD0NF1)

SeagateAmazon1yrHDD

Capacity

4 TB

Price

$189.99

$/GB

$0.047

Check Price at Amazon
252

Seagate Portable 4TB External Hard Drive HDD Slim - USB 3.0 for PC Laptop and Mac (STGX4000400)

SeagateNeweggHDD

Capacity

4TB

Price

$189.99

$/GB

$0.047

Check Price at Newegg
253

WD - easystore 8TB External USB 3.0 Hard Drive - Black

Western DigitalBest Buy2yrHDD
4.7(7,225)

Capacity

8 TB

Price

$379.99

$/GB

$0.047

Check Price at Best Buy
254

WD - BLACK 8TB Gaming Internal Hard Drive

Western DigitalBest Buy5yrHDD
3.9(8)
267 / 267MB/s

Capacity

8 TB

Price

$379.99

$/GB

$0.047

Check Price at Best Buy
255

WD Purple Pro 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD8002PURP

Western DigitalNeweggHDD

Capacity

8TB

Price

$379.99

$/GB

$0.047

Check Price at Newegg
256

WD Red Pro 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive - WD8005FFBX

Western DigitalNeweggHDD

Capacity

8TB

Price

$379.99

$/GB

$0.047

Check Price at Newegg
257

WD Purple WD62PURZ 6TB 5640 RPM 128MB SATA 6.0Gb/s 3.5' Hard Drive

Western DigitalNeweggHDD90d low

Capacity

6TB

Price

$285.00

$/GB

$0.048

Check Price at Newegg
258

Seagate 4 TB 3.5" Internal Hard Drive

SeagateAmazonHDD90d low

Capacity

4 TB

Price

$190.00

$/GB

$0.048

Check Price at Amazon
259

Seagate Constellation ES.3 ST2000NM0033 2 TB 3.5' Internal Hard Drive ST2000NM0033-20BLK (ST2000NM0033-20BLK)

SeagateNeweggHDD

Capacity

2TB

Price

$95.00

$/GB

$0.048

Check Price at Newegg
260

HP 6 TB 3.5' Internal Hard Drive

HPNeweggHDD

Capacity

6TB

Price

$285.10

$/GB

$0.048

Check Price at Newegg
261

HGST 0F22408 - 4TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive

HGSTNeweggHDD

Capacity

4TB

Price

$190.10

$/GB

$0.048

Check Price at Newegg
262

HGST Ultrastar 7K3000 HUA723020ALA640 (0F12455) 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive

HGSTNeweggHDD

Capacity

2TB

Price

$95.10

$/GB

$0.048

Check Price at Newegg
263

HGST HUH728080ALN600 - 8TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive

HGSTNeweggHDD

Capacity

8TB

Price

$381.19

$/GB

$0.048

Check Price at Newegg
264

LaCie 5TB Rugged Mini Portable Hard Drive USB 3.0 Model STJJ5000400 Orange

LaCieNeweggHDD

Capacity

5TB

Price

$238.28

$/GB

$0.048

Check Price at Newegg
265

Western Digital 3TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD30EFRX

Western DigitalAmazonHDD34% this week

Capacity

3 TB

Price

$143.00

$/GB

$0.048

Check Price at Amazon
266

Seagate BarraCuda Pro ST10000DM0004 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive

SeagateNeweggHDD

Capacity

10TB

Price

$477.45

$/GB

$0.048

Check Price at Newegg
267

WD Blue WD100EAGZ 10TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive

Western DigitalNeweggHDD

Capacity

10TB

Price

$477.54

$/GB

$0.048

Check Price at Newegg
268

Seagate IronWolf Pro 12TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST12000NE0007

SeagateNeweggHDD

Capacity

12TB

Price

$574.45

$/GB

$0.048

Check Price at Newegg
269

LaCie - Rugged 5TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver

LaCieBest Buy2yrHDD
4.7(886)

Capacity

5 TB

Price

$239.99

$/GB

$0.048

Check Price at Best Buy
270

WD 4TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBPKJ0040BBK-WESN

Western DigitalAmazonHDD

Capacity

4 TB

Price

$191.99

$/GB

$0.048

Check Price at Amazon
271

Seagate Exos X18 ST12000NM000J 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives

SeagateNeweggHDD

Capacity

12TB

Price

$577.45

$/GB

$0.048

Check Price at Newegg
272

WD Purple 14TB 3.5' SATA 7200rpm Internal Hard Drive WD140PURZ

Western DigitalNeweggHDD

Capacity

14TB

Price

$674.45

$/GB

$0.048

Check Price at Newegg
273

LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800)

SeagateAmazon2yrHDD11% this week

Capacity

4 TB

Price

$194.00

$/GB

$0.049

Check Price at Amazon
274

TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XW3CA White

ToshibaNeweggHDD

Capacity

4TB

Price

$194.45

$/GB

$0.049

Check Price at Newegg
275

Seagate BarraCuda Pro ST8000DM005 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive

SeagateNeweggHDD

Capacity

8TB

Price

$389.10

$/GB

$0.049

Check Price at Newegg
276

TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive

ToshibaNeweggHDD

Capacity

18TB

Price

$875.90

$/GB

$0.049

Check Price at Newegg
277

WD - Red Plus 4TB NAS Internal Hard Drive

Western DigitalBest Buy3yrHDD
4.6(8)
180 / 180MB/s

Capacity

4 TB

Price

$194.99

$/GB

$0.049

Check Price at Best Buy
278

Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ

Western DigitalAmazonHDD

Capacity

4 TB

Price

$194.99

$/GB

$0.049

Check Price at Amazon
279

Western Digital WD Red Plus Internal Hard Drive 8TB CMR 3.5 inch SATA 5640 RPM 256MB NAS WD80EFPX-AJP Eco Package

Western DigitalAmazon

Capacity

8 TB

Price

$390.00

$/GB

$0.049

Check Price at Amazon
280

Seagate Desktop HDD ST4000DM000 4TB 5900 RPM 64MB Cache SATA 3.0Gb/s 3.5' Internal Hard Drive

SeagateNeweggHDD

Capacity

4TB

Price

$195.00

$/GB

$0.049

Check Price at Newegg
281

WD 5TB My Passport Portable Storage External Hard Drive USB-C (WDBRMD0050BGY-WESN)

Western DigitalNeweggHDD

Capacity

5TB

Price

$243.99

$/GB

$0.049

Check Price at Newegg
282

WD Purple Pro WD142PURP 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive

Western DigitalNeweggHDD

Capacity

14TB

Price

$685.00

$/GB

$0.049

Check Price at Newegg
283

WD Purple Pro 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD181PURP

Western DigitalNeweggHDD

Capacity

18TB

Price

$881.10

$/GB

$0.049

Check Price at Newegg
284

Seagate IronWolf Pro ST12000NT001 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive

SeagateNeweggHDD

Capacity

12TB

Price

$589.99

$/GB

$0.049

Check Price at Newegg
285

TOSHIBA 4TB Canvio Flex Portable External Hard Drive USB 3.0 Model HDTX140XSCCA Silver

ToshibaNeweggHDD90d low

Capacity

4TB

Price

$196.80

$/GB

$0.049

Check Price at Newegg
286

WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD40EFPX

Western DigitalNeweggHDD

Capacity

4TB

Price

$197.21

$/GB

$0.049

Check Price at Newegg
287

Western Digital 2TB WD Blue PC Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, , 64 MB Cache, 3.5" - WD20EZRZ

Western DigitalAmazonHDD17% this week

Capacity

2 TB

Price

$99.00

$/GB

$0.050

Check Price at Amazon
288

Axiom 1P7DP-AX Enterprise - Hard Drive - 2 Tb - Hot-Swap - 3.5 Inch Lff - Sas 12Gb/S - 7200 Rpm - Buffer: 128 Mb

AxiomNeweggHDD

Capacity

2TB

Price

$99.00

$/GB

$0.050

Check Price at Newegg
289

Seagate SKYHAWK AI 16TB SATA 6.0Gb/s Internal Hard Drive ST16000VE002

SeagateNeweggHDD

Capacity

16TB

Price

$795.10

$/GB

$0.050

Check Price at Newegg
290

Seagate Enterprise Capacity ST10000NM0016 10TB 7200 RPM SATA 6.0Gb/s 256MB Cache Hyperscale 512e 3.5' Hard Disk Drives (ST10000NM0016)

SeagateNeweggHDD

Capacity

10TB

Price

$497.45

$/GB

$0.050

Check Price at Newegg
291

Seagate 4 TB 3.5" Internal Hard Drive

SeagateAmazonHDD

Capacity

4 TB

Price

$199.00

$/GB

$0.050

Check Price at Amazon
292

WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD102PURP

Western DigitalNeweggHDD

Capacity

10TB

Price

$499.00

$/GB

$0.050

Check Price at Newegg
293

Seagate Skyhawk AI 10TB Video Internal Hard Drive HDD - 3.5 Inch SATA 6Gb/s 256MB Cache for DVR NVR Security Camera System with in-House Rescue...

SeagateNeweggHDD

Capacity

10TB

Price

$499.00

$/GB

$0.050

Check Price at Newegg
294

Lenovo 10 TB Hard Drive - 3.5' Drive - Internal

LenovoNeweggHDD

Capacity

10TB

Price

$499.00

$/GB

$0.050

Check Price at Newegg
295

Seagate SkyHawk ST10000VX0008 10TB 3.5' SATA 7200rpm Internal Hard Drive

SeagateNeweggHDD

Capacity

10TB

Price

$499.10

$/GB

$0.050

Check Price at Newegg
296

Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354

LenovoNeweggHDD

Capacity

20TB

Price

$999.00

$/GB

$0.050

Check Price at Newegg
297

Avolusion M2 500GB USB 3.0 Portable External Hard Drive (for Windows, MacOS, Xbox, PS)

AvolusionAmazon2yrHDD17% this week

Capacity

500 GB

Price

$24.99

$/GB

$0.050

Check Price at Amazon
298

WD My Book WDBBGB0140HBK - Hard drive - encrypted - 14 TB - external (desktop) - USB 3.0 - 256-bit AES - black

Western DigitalNeweggHDD

Capacity

14TB

Price

$699.90

$/GB

$0.050

Check Price at Newegg
299

Avolusion 2TB USB 3.0 Portable External PS4 Hard Drive (PS4 Pre-Formatted) HD250U3-X1-2TB-PS - 2 Year Warranty

AvolusionNeweggHDD

Capacity

2TB

Price

$99.99

$/GB

$0.050

Check Price at Newegg
300

Seagate IronWolf Pro ST4000NT001 4TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive

SeagateNeweggHDD

Capacity

4TB

Price

$199.99

$/GB

$0.050

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 $0.047/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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