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 | |||||||
|---|---|---|---|---|---|---|---|---|---|
201 | HDD | 4TB | — | $190.10checked 7h ago | $0.048View at Newegg | ||||
202 | HDD | 2TB | — | $95.10checked 7h ago | $0.048View at Newegg | ||||
203 | HDD | 4 TB | — | $190.83checked 7h ago | $0.048View at Amazon | ||||
204 | HDD | 10TB | — | $477.45checked 7h ago | $0.048View at Newegg | ||||
205 | HDD | 20TB | — | $955.80checked 7h ago | $0.048View at Newegg | ||||
206 | HDD | 12TB | — | $573.94checked 7h ago | $0.048View at Newegg | ||||
207 | HDD | 12TB | — | $574.45checked 7h ago | $0.048View at Newegg | ||||
208 | HDD | 5 TB | — | 4.7(896) | $239.99checked 7h ago | $0.048View at Best Buy | |||
209 | HDD | 16TB | — | $769.36checked 7h ago | $0.048View at Newegg | ||||
210 | HDD | 12TB | — | $577.45checked 7h ago | $0.048View at Newegg | ||||
211 | HDD | 24TB | — | $1155.00checked 7h ago | $0.048View at Newegg | ||||
212 | HDD | 4 TB | — | $192.89checked 7h ago | $0.048View at Amazon | ||||
213 | HDD | 12TB | — | $578.91checked 7h ago | $0.048View at Newegg | ||||
214 | HDD | 4TB | — | $192.99checked 7h ago | $0.048View at Newegg | ||||
215 | HDD | 8TB | — | $386.08checked 7h ago | $0.048View at Newegg | ||||
216 | HDD | 6TB | — | $289.99checked 7h ago | $0.048View at Newegg | ||||
217 | HDD | 3TB | — | $145.00checked 19h ago | $0.048View at Newegg | ||||
218 | HDD | 12TB | — | $580.10checked 7h ago | $0.048View at Newegg | ||||
219 | HDD | 14TB | — | $680.90checked 7h ago | $0.049View at Newegg | ||||
220 | HDD | 8TB | — | $389.10checked 7h ago | $0.049View at Newegg | ||||
221 | HDD | 4TB | — | $194.99checked 7h ago | $0.049View at Newegg | ||||
222 | HDD | 4 TB | — | $194.99checked 7h ago | $0.049View at Amazon | ||||
223 | HDD | 4 TB | — | $194.99checked 7h ago | $0.049View at Amazon | ||||
224 | HDD | 24TB | — | $1175.00checked 7h ago | $0.049View at Newegg | ||||
225 | HDD | 4TB | — | $195.94checked 7h ago | $0.049View at Newegg | ||||
226 | HDD | 20TB | — | $979.90checked 7h ago | $0.049View at Newegg | ||||
227 | HDD | 24TB | — | $1177.18checked 7h ago | $0.049View at Newegg | ||||
228 | HDD | 6 TB | — | $294.95checked 7h ago | $0.049View at Amazon | ||||
229 | HDD | 12TB | — | $590.53checked 7h ago | $0.049View at Newegg | ||||
230 | HDD | 8TB | — | $394.45checked 7h ago | $0.049View at Newegg | ||||
231 | HDD | 20TB | — | $989.99checked 7h ago | $0.050View at Newegg | ||||
232 | HDD | 4 TB | — | $198.87checked 7h ago | $0.050View at Amazon | ||||
233 | HDD | 10TB | — | $497.45checked 7h ago | $0.050View at Newegg | ||||
234 | HDD | 4TB | — | $199.00checked 7h ago | $0.050View at Newegg | ||||
235 | HDD | 4TB | — | $199.00checked 7h ago | $0.050View at Newegg | ||||
236 | HDD | 4 TB | — | $199.00checked 7h ago | $0.050View at Amazon | ||||
237 | HDD | 4 TB | — | $199.00checked 7h ago | $0.050View at Amazon | ||||
238 | HDD | 4TB | — | $199.00checked 7h ago | $0.050View at Newegg | ||||
239 | HDD | 5 TB | — | $248.99checked 7h ago | $0.050View at Amazon | ||||
240 | HDD | 5TB | — | $248.99checked 7h ago | $0.050View at Newegg | ||||
241 | HDD | 6TB | — | $299.10checked 7h ago | $0.050View at Newegg | ||||
242 | HDD | 8TB | — | $399.00checked 7h ago | $0.050View at Newegg | ||||
243 | HDD | 10TB | — | $499.00checked 7h ago | $0.050View at Newegg | ||||
244 | HDD | 20TB | — | $999.00checked 7h ago | $0.050View at Newegg | ||||
245 | HDD | 2 TB | — | $99.95checked 7h ago | $0.050View at Amazon | ||||
246 | HDD | 4 TB | — | $199.95checked 7h ago | $0.050View at Amazon | ||||
247 | HDD | 14TB | — | $699.90checked 7h ago | $0.050View at Newegg | ||||
248 | HDD | 2TB | — | $99.99checked 7h ago | $0.050View at Newegg | ||||
249 | HDD | 2 TB | — | $99.99checked 7h ago | $0.050View at Amazon | ||||
250 | HDD | 8 TB | 250 / 250MB/s | 4.7(982) | $399.99checked 7h ago | $0.050View at Best Buy | |||
251 | HDD | 12TB | — | $599.99checked 7h ago | $0.050View at Newegg | ||||
252 | HDD | 10TB | — | $499.99checked 7h ago | $0.050View at Newegg | ||||
253 | HDD | 12TB | — | $599.99checked 7h ago | $0.050View at Newegg | ||||
254 | HDD | 8TB | — | $400.00checked 19h ago | $0.050View at Newegg | ||||
255 | HDD | 6TB | — | $300.99checked 19h ago | $0.050View at Newegg | ||||
256 | HDD | 20TB | — | $1004.99checked 7h ago | $0.050View at Newegg | ||||
257 | HDD | 18TB | — | $911.90checked 7h ago | $0.051View at Newegg | ||||
258 | HDD | 1 TB | — | $50.99checked 7h ago | $0.051View at Amazon | ||||
259 | HDD | 10TB | — | $510.82checked 7h ago | $0.051View at Newegg | ||||
260 | HDD | 6TB | — | $306.90checked 7h ago | $0.051View at Newegg | ||||
261 | HDD | 4 TB | — | $204.72checked 7h ago | $0.051View at Amazon | ||||
262 | HDD | 4TB | — | $205.00checked 7h ago | $0.051View at Newegg | ||||
263 | HDD | 6 TB | — | $410.00checked 7h ago | $0.051View at Amazon | ||||
264 | HDD | 26TB | — | $1337.16checked 7h ago | $0.051View at Newegg | ||||
265 | HDD | 8TB | — | $412.59checked 7h ago | $0.052View at Newegg | ||||
266 | HDD | 6TB | — | $309.99checked 7h ago | $0.052View at Newegg | ||||
267 | HDD | 3TB | — | $155.00checked 7h ago | $0.052View at Newegg | ||||
268 | HDD | 8TB | — | $415.10checked 7h ago | $0.052View at Newegg | ||||
269 | HDD | 750 GB | — | $38.99checked 7h ago | $0.052View at Amazon | ||||
270 | HDD | 3TB | — | $155.99checked 19h ago | $0.052View at Newegg | ||||
271 | HDD | 10TB | — | $519.99checked 7h ago | $0.052View at Newegg | ||||
272 | HDD | 2TB | — | $104.00checked 7h ago | $0.052View at Newegg | ||||
273 | HDD | 10TB | — | $520.00checked 7h ago | $0.052View at Newegg | ||||
274 | HDD | 4TB | — | $208.20checked 7h ago | $0.052View at Newegg | ||||
275 | HDD | 6TB | — | $312.99checked 19h ago | $0.052View at Newegg | ||||
276 | HDD | 14TB | — | $730.77checked 7h ago | $0.052View at Newegg | ||||
277 | HDD | 8TB | — | $418.24checked 7h ago | $0.052View at Newegg | ||||
278 | HDD | 6TB | — | $314.99checked 7h ago | $0.052View at Newegg | ||||
279 | HDD | 6 TB | 256 / 256MB/s | 4.6(60) | $314.99checked 7h ago | $0.052View at Best Buy | |||
280 | HDD | 4 TB | — | $209.99checked 7h ago | $0.052View at Amazon | ||||
281 | HDD | 6TB | — | $315.00checked 7h ago | $0.052View at Newegg | ||||
282 | HDD | 10TB | — | $525.00checked 7h ago | $0.052View at Newegg | ||||
283 | HDD | 1.5TB | — | $79.10checked 7h ago | $0.053View at Newegg | ||||
284 | HDD | 6 TB | — | $317.95checked 7h ago | $0.053View at Amazon | ||||
285 | HDD | 5 TB | — | $264.99checked 7h ago | $0.053View at Amazon | ||||
286 | HDD | 3TB | — | $159.00checked 7h ago | $0.053View at Newegg | ||||
287 | HDD | 10TB | — | $530.00checked 7h ago | $0.053View at Newegg | ||||
288 | HDD | 20TB | — | $1065.99checked 7h ago | $0.053View at Newegg | ||||
289 | HDD | 6TB | — | $319.90checked 7h ago | $0.053View at Newegg | ||||
290 | HDD | 750 GB | — | $39.99checked 7h ago | $0.053View at Amazon | ||||
291 | HDD | 3TB | — | $159.99checked 7h ago | $0.053View at Newegg | ||||
292 | HDD | 6 TB | — | 4.6(117) | $319.99checked 7h ago | $0.053View at Best Buy | |||
293 | HDD | 6TB | — | $320.00checked 7h ago | $0.053View at Newegg | ||||
294 | HDD | 750GB | — | $40.00checked 7h ago | $0.053View at Newegg | ||||
295 | HDD | 12TB | — | $639.99checked 7h ago | $0.053View at Newegg | ||||
296 | HDD | 6TB | — | $321.10checked 7h ago | $0.054View at Newegg | ||||
297 | HDD | 14TB | — | $749.95checked 7h ago | $0.054View at Newegg | ||||
298 | HDD | 10TB | — | $535.99checked 7h ago | $0.054View at Newegg | ||||
299 | HDD | 8TB | — | $428.99checked 7h ago | $0.054View at Newegg | ||||
300 | HDD | 22TB | — | $1179.99checked 7h ago | $0.054View at Newegg |
HGST 0F22408 - 4TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive
HGST Ultrastar 7K3000 HUA723020ALA640 (0F12455) 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive
Seagate Constellation ES.3 ST4000NM0033 4 TB Hard Drive - 3.5 Internal - SATA
Seagate BarraCuda Pro ST10000DM0004 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Western Digital Ultrastar DC HC560 0F38785 20 TB Hard Drive 3.5' Internal SATA
Western Digital Ultrastar DC HA340 WUS721212BLE6L4 12 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR)
Seagate IronWolf Pro 12TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST12000NE0007
LaCie - Rugged 5TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
Seagate Exos X18 ST12000NM000J 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Toshiba 24TB N300 Pro NAS Internal Hard Drive HDWG82EXZSTB
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 Digital Ultrastar DC HC555 WUH722012CLE6L4 12TB Hard Drive Internal SATA
Intenso 4TB Portable Hard Drive USB 3.0 Model 6021512 Black
WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ
Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal
Seagate IronWolf Pro 12TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST12000NE0008
Seagate Expansion 14TB External Hard Drive USB 3.0 with Rescue Data Recovery Services (STKP14000400)
Seagate BarraCuda Pro ST8000DM005 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
WD Red Plus 4TB 3.5' 5400RPM SATA Internal Hard Disk Drive - WD40EFZZ
Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 128 MB Cache, 3.5" - WD44PURZ
Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ
Seagate Exos X24 24TB 7200 RPM SATA 512MB Cache 6.0Gb/s 3.5-Inch Enterprise Internal Hard Drives (ST24000NM002H)
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XG3CA Green
Seagate One Touch Hub 20TB External Desktop Hard Drive STLC20000400
Seagate Expansion 24TB External Hard Drive HDD - USB 3.0 with Rescue Data Recovery Services (STKP24000400)
WD 6TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBHJS0060BBK-WESN
WD Red Pro 12TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD122KFBX
Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Seagate IronWolf Pro 20TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST20000NE000
Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA
Seagate Enterprise Capacity ST10000NM0016 10TB 7200 RPM SATA 6.0Gb/s 256MB Cache Hyperscale 512e 3.5' Hard Disk Drives (ST10000NM0016)
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XW3CA White
Toshiba Canvio Ready 4TB Portable External Hard Drive USB 3.0 HDTP340XK3CA Black
Seagate 4 TB 3.5" Internal Hard Drive
Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006)
TOSHIBA 4TB Canvio Basics Portable Hard Drive USB 3.0 Model HDTB540XK3CA Black
WD 5TB My Passport Ultra for Mac Silver, Portable External Hard Drive, backup software with defense against ransomware, and password protection, USB-C and USB 3.1 - WDBPMV0050BSL-WESN
WD 5TB Silver My Passport Ultra Portable Storage External Hard Drive USB-C for Mac (WDBPMV0050BSL-WESN)
Seagate SkyHawk 6TB Surveillance Hard Drive 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST6000VX0023
Novus 8TB External USB-C (3.1,Gen2) Rugged Desktop Hard Drive
Lenovo 10 TB Hard Drive - 3.5' Drive - Internal
Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354
WL 2TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty
Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004
WD My Book WDBBGB0140HBK - Hard drive - encrypted - 14 TB - external (desktop) - USB 3.0 - 256-bit AES - black
Avolusion 2TB USB 3.0 Portable External PS4 Hard Drive (PS4 Pre-Formatted) HD250U3-X1-2TB-PS - 2 Year Warranty
MDD 2TB 64MB Cache 7200RPM SATA 6.0Gb/s 3.5inch Internal Desktop Hard Drive (MDD2000GSA6472)
WD - D10 8TB External USB 3.2 Gen 1 Portable Hard Drive - Black
WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
WD Red Plus 10TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD101EFBX-NE
WD Red Plus 12TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD120EFBX
Seagate Exos 7E8 8 TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST8000NM004A SED Model
WD 6TB Elements Portable Storage USB 3.2 Gen 1/USB 3.0 (USB 2.0 compatible) Model WDBHJS0060BBK-WESN Black
Apricorn Aegis Padlock DT 20 TB Desktop Hard Drive - 3.5' External - TAA Compliant - USB 3.0, USB 3.2 (Gen 1), USB 3.1 (Gen 1) - 256-bit AES-XTS
TOSHIBA X300 Pro HDWR51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Western Digital WD Bulk WD10EURX 1TB AV GP SATA 6Gbs 3.5", 1 TB
WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX
Toshiba S300 Surveillance - Hard drive - 6 TB - internal - 3.5' - SATA 6Gb/s - 5400 rpm - buffer: 256 MB
Toshiba Canvio Basics 4TB Portable External Hard Drive USB 3.0, Black - HDTB540XK3CA
Seagate BarraCuda ST4000DM005 4TB 64MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Western Digital WD Red Plus Internal Hard Drive 6 TB CMR 3.5 Inch SATA 5400 rpm 256 MB NAS (Amazon.co.jp Limited)
WD Red Pro 26TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' HD OEM - WD260KFGX
Buffalo DriveStation Duo 2-Drive 8TB External Hard Drive
WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ
WD Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD30PURX
HGST HUH721008ALE600 - 8TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive
HWAYO 2.5'' 750GB Ultra Slim Portable External Hard Drive USB3.0 HDD Storage for PC, Desktop, Laptop, MacBook, Chromebook, Xbox One, HDDRBUSB3.0
WD Red Plus 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD30EFPX
WD Purple WD101PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Western Digital WD Green WD20EARX 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XR3CA Red
Seagate Exos 7E10 6TB 3.5' SATA 7200rpm Internal Hard Drive ST6000NM
Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20
WD Purple 8TB Surveillance Internal Hard Drive HDD - SATA 6Gb/s 256MB Cache 3.5 Inch - WD85PURZ
WD Elements 6TB USB 3.0 Desktop External Hard Drive WDBWLG0060HBK-NESN Black
WD - BLACK 6TB Gaming Internal Hard Drive
LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800)
Seagate IronWolf 6TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST6000VN0041
Seagate IronWolf ST10000NE0008 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST10000NE0008)
Seagate BarraCuda LP ST31500541AS 1.5TB 5900 RPM 32MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive
Seagate SkyHawk 6TB Surveillance Internal Hard Drive HDD – 3.5 Inch SATA 6GB/s 256MB Cache for DVR NVR Security Camera System with Drive Health Management – Frustration Free Packaging (ST6000VX001)
WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN
HGST HUS724030ALA640 (0F14689) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive
WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD102PURP
Apricorn Aegis Padlock DT FIPS 20TB Desktop Hard Drive External ADT3PL256F20TB
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Tianken Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Laptop, Mac, Xbox one, PS4, PS5 (750GB)
WD Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD30PURZ
WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black
WD Red Plus 6TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD60EFRX
TOSHIBA MQ01ABD075 750GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive
WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate Enterprise NAS ST6000VN0001 6TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
WD Red Pro 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD142KFGX
Seagate IronWolf Pro 10TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST10000NE0008
Seagate IronWolf Pro ST8000NT001 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - OEM
WD Purple Pro 22TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD221PURP
HGST 0F22408 - 4TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive
Capacity
4TB
Price
$190.10
$/GB
$0.048
HGST Ultrastar 7K3000 HUA723020ALA640 (0F12455) 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive
Capacity
2TB
Price
$95.10
$/GB
$0.048
Seagate Constellation ES.3 ST4000NM0033 4 TB Hard Drive - 3.5 Internal - SATA
Capacity
4 TB
Price
$190.83
$/GB
$0.048
Seagate BarraCuda Pro ST10000DM0004 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
10TB
Price
$477.45
$/GB
$0.048
Western Digital Ultrastar DC HC560 0F38785 20 TB Hard Drive 3.5' Internal SATA
Capacity
20TB
Price
$955.80
$/GB
$0.048
Western Digital Ultrastar DC HA340 WUS721212BLE6L4 12 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR)
Capacity
12TB
Price
$573.94
$/GB
$0.048
Seagate IronWolf Pro 12TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST12000NE0007
Capacity
12TB
Price
$574.45
$/GB
$0.048
LaCie - Rugged 5TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver
Capacity
5 TB
Price
$239.99
$/GB
$0.048
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
Capacity
16TB
Price
$769.36
$/GB
$0.048
Seagate Exos X18 ST12000NM000J 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Capacity
12TB
Price
$577.45
$/GB
$0.048
Toshiba 24TB N300 Pro NAS Internal Hard Drive HDWG82EXZSTB
Capacity
24TB
Price
$1155.00
$/GB
$0.048
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
Capacity
4 TB
Price
$192.89
$/GB
$0.048
Western Digital Ultrastar DC HC555 WUH722012CLE6L4 12TB Hard Drive Internal SATA
Capacity
12TB
Price
$578.91
$/GB
$0.048
Intenso 4TB Portable Hard Drive USB 3.0 Model 6021512 Black
Capacity
4TB
Price
$192.99
$/GB
$0.048
WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ
Capacity
8TB
Price
$386.08
$/GB
$0.048
Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
6TB
Price
$289.99
$/GB
$0.048
Seagate Exos 7E8 ST3000NM000A 3 TB Hard Drive - 512n Format - SATA (SATA/600) - Internal
Capacity
3TB
Price
$145.00
$/GB
$0.048
Seagate IronWolf Pro 12TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST12000NE0008
Capacity
12TB
Price
$580.10
$/GB
$0.048
Seagate Expansion 14TB External Hard Drive USB 3.0 with Rescue Data Recovery Services (STKP14000400)
Capacity
14TB
Price
$680.90
$/GB
$0.049
Seagate BarraCuda Pro ST8000DM005 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
8TB
Price
$389.10
$/GB
$0.049
WD Red Plus 4TB 3.5' 5400RPM SATA Internal Hard Disk Drive - WD40EFZZ
Capacity
4TB
Price
$194.99
$/GB
$0.049
Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 128 MB Cache, 3.5" - WD44PURZ
Capacity
4 TB
Price
$194.99
$/GB
$0.049
Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" - WD40EFZZ
Capacity
4 TB
Price
$194.99
$/GB
$0.049
Seagate Exos X24 24TB 7200 RPM SATA 512MB Cache 6.0Gb/s 3.5-Inch Enterprise Internal Hard Drives (ST24000NM002H)
Capacity
24TB
Price
$1175.00
$/GB
$0.049
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XG3CA Green
Capacity
4TB
Price
$195.94
$/GB
$0.049
Seagate One Touch Hub 20TB External Desktop Hard Drive STLC20000400
Capacity
20TB
Price
$979.90
$/GB
$0.049
Seagate Expansion 24TB External Hard Drive HDD - USB 3.0 with Rescue Data Recovery Services (STKP24000400)
Capacity
24TB
Price
$1177.18
$/GB
$0.049
WD 6TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBHJS0060BBK-WESN
Capacity
6 TB
Price
$294.95
$/GB
$0.049
WD Red Pro 12TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD122KFBX
Capacity
12TB
Price
$590.53
$/GB
$0.049
Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
8TB
Price
$394.45
$/GB
$0.049
Seagate IronWolf Pro 20TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST20000NE000
Capacity
20TB
Price
$989.99
$/GB
$0.050
Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA
Capacity
4 TB
Price
$198.87
$/GB
$0.050
Seagate Enterprise Capacity ST10000NM0016 10TB 7200 RPM SATA 6.0Gb/s 256MB Cache Hyperscale 512e 3.5' Hard Disk Drives (ST10000NM0016)
Capacity
10TB
Price
$497.45
$/GB
$0.050
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XW3CA White
Capacity
4TB
Price
$199.00
$/GB
$0.050
Toshiba Canvio Ready 4TB Portable External Hard Drive USB 3.0 HDTP340XK3CA Black
Capacity
4TB
Price
$199.00
$/GB
$0.050
Seagate 4 TB 3.5" Internal Hard Drive
Capacity
4 TB
Price
$199.00
$/GB
$0.050
Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006)
Capacity
4 TB
Price
$199.00
$/GB
$0.050
TOSHIBA 4TB Canvio Basics Portable Hard Drive USB 3.0 Model HDTB540XK3CA Black
Capacity
4TB
Price
$199.00
$/GB
$0.050
WD 5TB My Passport Ultra for Mac Silver, Portable External Hard Drive, backup software with defense against ransomware, and password protection, USB-C and USB 3.1 - WDBPMV0050BSL-WESN
Capacity
5 TB
Price
$248.99
$/GB
$0.050
WD 5TB Silver My Passport Ultra Portable Storage External Hard Drive USB-C for Mac (WDBPMV0050BSL-WESN)
Capacity
5TB
Price
$248.99
$/GB
$0.050
Seagate SkyHawk 6TB Surveillance Hard Drive 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST6000VX0023
Capacity
6TB
Price
$299.10
$/GB
$0.050
Novus 8TB External USB-C (3.1,Gen2) Rugged Desktop Hard Drive
Capacity
8TB
Price
$399.00
$/GB
$0.050
Lenovo 10 TB Hard Drive - 3.5' Drive - Internal
Capacity
10TB
Price
$499.00
$/GB
$0.050
Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354
Capacity
20TB
Price
$999.00
$/GB
$0.050
WL 2TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty
Capacity
2 TB
Price
$99.95
$/GB
$0.050
Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004
Capacity
4 TB
Price
$199.95
$/GB
$0.050
WD My Book WDBBGB0140HBK - Hard drive - encrypted - 14 TB - external (desktop) - USB 3.0 - 256-bit AES - black
Capacity
14TB
Price
$699.90
$/GB
$0.050
Avolusion 2TB USB 3.0 Portable External PS4 Hard Drive (PS4 Pre-Formatted) HD250U3-X1-2TB-PS - 2 Year Warranty
Capacity
2TB
Price
$99.99
$/GB
$0.050
MDD 2TB 64MB Cache 7200RPM SATA 6.0Gb/s 3.5inch Internal Desktop Hard Drive (MDD2000GSA6472)
Capacity
2 TB
Price
$99.99
$/GB
$0.050
WD - D10 8TB External USB 3.2 Gen 1 Portable Hard Drive - Black
Capacity
8 TB
Price
$399.99
$/GB
$0.050
WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
12TB
Price
$599.99
$/GB
$0.050
WD Red Plus 10TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD101EFBX-NE
Capacity
10TB
Price
$499.99
$/GB
$0.050
WD Red Plus 12TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD120EFBX
Capacity
12TB
Price
$599.99
$/GB
$0.050
Seagate Exos 7E8 8 TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST8000NM004A SED Model
Capacity
8TB
Price
$400.00
$/GB
$0.050
WD 6TB Elements Portable Storage USB 3.2 Gen 1/USB 3.0 (USB 2.0 compatible) Model WDBHJS0060BBK-WESN Black
Capacity
6TB
Price
$300.99
$/GB
$0.050
Apricorn Aegis Padlock DT 20 TB Desktop Hard Drive - 3.5' External - TAA Compliant - USB 3.0, USB 3.2 (Gen 1), USB 3.1 (Gen 1) - 256-bit AES-XTS
Capacity
20TB
Price
$1004.99
$/GB
$0.050
TOSHIBA X300 Pro HDWR51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
18TB
Price
$911.90
$/GB
$0.051
Western Digital WD Bulk WD10EURX 1TB AV GP SATA 6Gbs 3.5", 1 TB
Capacity
1 TB
Price
$50.99
$/GB
$0.051
WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX
Capacity
10TB
Price
$510.82
$/GB
$0.051
Toshiba S300 Surveillance - Hard drive - 6 TB - internal - 3.5' - SATA 6Gb/s - 5400 rpm - buffer: 256 MB
Capacity
6TB
Price
$306.90
$/GB
$0.051
Toshiba Canvio Basics 4TB Portable External Hard Drive USB 3.0, Black - HDTB540XK3CA
Capacity
4 TB
Price
$204.72
$/GB
$0.051
Seagate BarraCuda ST4000DM005 4TB 64MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
4TB
Price
$205.00
$/GB
$0.051
Western Digital WD Red Plus Internal Hard Drive 6 TB CMR 3.5 Inch SATA 5400 rpm 256 MB NAS (Amazon.co.jp Limited)
Capacity
6 TB
Price
$410.00
$/GB
$0.051
WD Red Pro 26TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' HD OEM - WD260KFGX
Capacity
26TB
Price
$1337.16
$/GB
$0.051
Buffalo DriveStation Duo 2-Drive 8TB External Hard Drive
Capacity
8TB
Price
$412.59
$/GB
$0.052
WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ
Capacity
6TB
Price
$309.99
$/GB
$0.052
WD Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD30PURX
Capacity
3TB
Price
$155.00
$/GB
$0.052
HGST HUH721008ALE600 - 8TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive
Capacity
8TB
Price
$415.10
$/GB
$0.052
HWAYO 2.5'' 750GB Ultra Slim Portable External Hard Drive USB3.0 HDD Storage for PC, Desktop, Laptop, MacBook, Chromebook, Xbox One, HDDRBUSB3.0
Capacity
750 GB
Price
$38.99
$/GB
$0.052
WD Red Plus 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD30EFPX
Capacity
3TB
Price
$155.99
$/GB
$0.052
WD Purple WD101PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
10TB
Price
$519.99
$/GB
$0.052
Western Digital WD Green WD20EARX 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
2TB
Price
$104.00
$/GB
$0.052
Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK
Capacity
10TB
Price
$520.00
$/GB
$0.052
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XR3CA Red
Capacity
4TB
Price
$208.20
$/GB
$0.052
Seagate Exos 7E10 6TB 3.5' SATA 7200rpm Internal Hard Drive ST6000NM
Capacity
6TB
Price
$312.99
$/GB
$0.052
Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20
Capacity
14TB
Price
$730.77
$/GB
$0.052
WD Purple 8TB Surveillance Internal Hard Drive HDD - SATA 6Gb/s 256MB Cache 3.5 Inch - WD85PURZ
Capacity
8TB
Price
$418.24
$/GB
$0.052
WD Elements 6TB USB 3.0 Desktop External Hard Drive WDBWLG0060HBK-NESN Black
Capacity
6TB
Price
$314.99
$/GB
$0.052
WD - BLACK 6TB Gaming Internal Hard Drive
Capacity
6 TB
Price
$314.99
$/GB
$0.052
LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800)
Capacity
4 TB
Price
$209.99
$/GB
$0.052
Seagate IronWolf 6TB NAS Hard Drive 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST6000VN0041
Capacity
6TB
Price
$315.00
$/GB
$0.052
Seagate IronWolf ST10000NE0008 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST10000NE0008)
Capacity
10TB
Price
$525.00
$/GB
$0.052
Seagate BarraCuda LP ST31500541AS 1.5TB 5900 RPM 32MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
1.5TB
Price
$79.10
$/GB
$0.053
Seagate SkyHawk 6TB Surveillance Internal Hard Drive HDD – 3.5 Inch SATA 6GB/s 256MB Cache for DVR NVR Security Camera System with Drive Health Management – Frustration Free Packaging (ST6000VX001)
Capacity
6 TB
Price
$317.95
$/GB
$0.053
WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN
Capacity
5 TB
Price
$264.99
$/GB
$0.053
HGST HUS724030ALA640 (0F14689) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5' Enterprisel Hard Drive Bare Drive
Capacity
3TB
Price
$159.00
$/GB
$0.053
WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD102PURP
Capacity
10TB
Price
$530.00
$/GB
$0.053
Apricorn Aegis Padlock DT FIPS 20TB Desktop Hard Drive External ADT3PL256F20TB
Capacity
20TB
Price
$1065.99
$/GB
$0.053
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Capacity
6TB
Price
$319.90
$/GB
$0.053
Tianken Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Laptop, Mac, Xbox one, PS4, PS5 (750GB)
Capacity
750 GB
Price
$39.99
$/GB
$0.053
WD Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD30PURZ
Capacity
3TB
Price
$159.99
$/GB
$0.053
WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black
Capacity
6 TB
Price
$319.99
$/GB
$0.053
WD Red Plus 6TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD60EFRX
Capacity
6TB
Price
$320.00
$/GB
$0.053
TOSHIBA MQ01ABD075 750GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5' Internal Notebook Hard Drive
Capacity
750GB
Price
$40.00
$/GB
$0.053
WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
12TB
Price
$639.99
$/GB
$0.053
Seagate Enterprise NAS ST6000VN0001 6TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
6TB
Price
$321.10
$/GB
$0.054
WD Red Pro 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD142KFGX
Capacity
14TB
Price
$749.95
$/GB
$0.054
Seagate IronWolf Pro 10TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST10000NE0008
Capacity
10TB
Price
$535.99
$/GB
$0.054
Seagate IronWolf Pro ST8000NT001 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - OEM
Capacity
8TB
Price
$428.99
$/GB
$0.054
WD Purple Pro 22TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD221PURP
Capacity
22TB
Price
$1179.99
$/GB
$0.054
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 962+ 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 $0.051/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
Shop Hard Drives (HDD) by Capacity
Related guides
Wholesale NAND flash contract prices are surging in 2026. See the live retail price-per-GB floor and where TrendForce projects it heading next.
Find the best external SSD for iPhone 16 backup. Learn to calculate $/GB against the market floor and avoid overpaying for ProRes storage.
Live SSD price-per-GB data shows no Thunderbolt 4 drive has hit our floor yet. See four TB4 SSDs and enclosures ranked against the SATA baseline.