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 | |||||||
|---|---|---|---|---|---|---|---|---|---|
101 | HDD | 6TB | — | $335.95checked 16h ago | $0.056View at Newegg | ||||
102 | HDD | 5TB | — | $279.99checked 4h ago | $0.056View at Newegg | ||||
103 | HDD | 5TB | — | $279.99checked 16h ago | $0.056View at Newegg | ||||
104 | HDD | 8TB | — | $454.45checked 4h ago | $0.057View at Newegg | ||||
105 | HDD | 8TB | — | $454.45checked 4h ago | $0.057View at Newegg | ||||
106 | HDD | 8TB | — | $454.45checked 4h ago | $0.057View at Newegg | ||||
107 | HDD | 8TB | — | $455.00checked 4h ago | $0.057View at Newegg | ||||
108 | HDD | 8TB | — | $455.27checked 4h ago | $0.057View at Newegg | ||||
109 | HDD | 5 TB | — | 4.7(2,895) | $284.99checked 5h ago | $0.057View at Best Buy | |||
110 | HDD | 5TB | — | $284.99checked 4h ago | $0.057View at Newegg | ||||
111 | HDD | 6TB | — | $344.45checked 4h ago | $0.057View at Newegg | ||||
112 | HDD | 6TB | — | $345.10checked 4h ago | $0.058View at Newegg | ||||
113 | HDD | 5 TB | 140 / 140MB/s | 4.7(479) | $289.99checked 5h ago | $0.058View at Best Buy | |||
114 | HDD | 6TB | — | $349.99checked 4h ago | $0.058View at Newegg | ||||
115 | HDD | 6TB | — | $351.07checked 4h ago | $0.059View at Newegg | ||||
116 | HDD | 5TB | — | $293.50checked 4h ago | $0.059View at Newegg | ||||
117 | HDD | 5 TB | — | $294.99checked 5h ago | $0.059View at Amazon | ||||
118 | HDD | 8TB | — | $474.45checked 4h ago | $0.059View at Newegg | ||||
119 | HDD | 8TB | — | $479.00checked 4h ago | $0.060View at Newegg | ||||
120 | HDD | 5TB | — | $299.90checked 4h ago | $0.060View at Newegg | ||||
121 | HDD | 5TB | — | $299.99checked 4h ago | $0.060View at Newegg | ||||
122 | HDD | 8TB | — | $494.45checked 4h ago | $0.062View at Newegg | ||||
123 | HDD | 8TB | — | $494.45checked 4h ago | $0.062View at Newegg | ||||
124 | HDD | 5TB | — | $310.23checked 4h ago | $0.062View at Newegg | ||||
125 | HDD | 8TB | — | $499.00checked 16h ago | $0.062View at Newegg | ||||
126 | HDD | 8TB | — | $499.10checked 4h ago | $0.062View at Newegg | ||||
127 | HDD | 6TB | — | $374.45checked 4h ago | $0.062View at Newegg | ||||
128 | HDD | 6TB | — | $374.45checked 4h ago | $0.062View at Newegg | ||||
129 | HDD | 6TB | — | $374.45checked 4h ago | $0.062View at Newegg | ||||
130 | HDD | 8TB | — | $499.99checked 4h ago | $0.062View at Newegg | ||||
131 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
132 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
133 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
134 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
135 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
136 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
137 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
138 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
139 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
140 | HDD | 8TB | — | $500.00checked 16h ago | $0.063View at Newegg | ||||
141 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
142 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
143 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
144 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
145 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
146 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
147 | HDD | 8TB | — | $500.00checked 16h ago | $0.063View at Newegg | ||||
148 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
149 | HDD | 8TB | — | $500.00checked 4h ago | $0.063View at Newegg | ||||
150 | HDD | 8TB | — | $500.00checked 28h ago | $0.063View at Newegg | ||||
151 | HDD | 6TB | — | $384.45checked 4h ago | $0.064View at Newegg | ||||
152 | HDD | 6TB | — | $384.99checked 4h ago | $0.064View at Newegg | ||||
153 | HDD | 6TB | — | $389.90checked 4h ago | $0.065View at Newegg | ||||
154 | HDD | 6 TB | — | $391.45checked 5h ago | $0.065View at Amazon | ||||
155 | HDD | 8TB | — | $524.45checked 4h ago | $0.066View at Newegg | ||||
156 | HDD | 8TB | — | $524.45checked 4h ago | $0.066View at Newegg | ||||
157 | HDD | 6TB | — | $394.16checked 4h ago | $0.066View at Newegg | ||||
158 | HDD | 6TB | — | $394.45checked 4h ago | $0.066View at Newegg | ||||
159 | HDD | 6TB | — | $399.00checked 4h ago | $0.067View at Newegg | ||||
160 | HDD | 6TB | — | $399.99checked 4h ago | $0.067View at Newegg | ||||
161 | HDD | 6TB | — | $408.94checked 4h ago | $0.068View at Newegg | ||||
162 | HDD | 8TB | — | $545.99checked 4h ago | $0.068View at Newegg | ||||
163 | HDD | 6 TB | — | $409.90checked 5h ago | $0.068View at Amazon | ||||
164 | HDD | 8TB | — | $549.99checked 4h ago | $0.069View at Newegg | ||||
165 | HDD | 6TB | — | $469.99checked 4h ago | $0.078View at Newegg | ||||
166 | HDD | 6 TB | — | $496.99checked 5h ago | $0.083View at Amazon | ||||
167 | HDD | 5TB | — | $415.10checked 4h ago | $0.083View at Newegg | ||||
168 | HDD | 8TB | — | $699.00checked 4h ago | $0.087View at Newegg | ||||
169 | HDD | 6TB | — | $565.99checked 4h ago | $0.094View at Newegg | ||||
170 | HDD | 8TB | — | $775.99checked 4h ago | $0.097View at Newegg | ||||
171 | HDD | 6TB | — | $589.10checked 4h ago | $0.098View at Newegg | ||||
172 | HDD | 6TB | — | $615.30checked 4h ago | $0.103View at Newegg | ||||
173 | HDD | 6TB | — | $644.99checked 4h ago | $0.107View at Newegg | ||||
174 | HDD | 6TB | — | $656.63checked 4h ago | $0.109View at Newegg | ||||
175 | HDD | 5TB | — | $564.95checked 4h ago | $0.113View at Newegg | ||||
176 | HDD | 5TB | — | $564.95checked 4h ago | $0.113View at Newegg | ||||
177 | HDD | 5TB | — | $564.95checked 4h ago | $0.113View at Newegg | ||||
178 | HDD | 5TB | — | $564.95checked 4h ago | $0.113View at Newegg | ||||
179 | HDD | 8TB | — | $978.10checked 4h ago | $0.122View at Newegg |
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC White (WDBPKJ0050BWT-WESN)
Lacie STFR5000800 5TB Rugged USB 3.1 Gen 1 Type-C External Hard Drive
WD Purple WD84PURZ 8TB 5640 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate Exos 7E8 ST8000NM000A 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
WD Red Plus 8TB NAS Hard Disk Drive - 5640 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD80EFZX
WD Purple Pro WD8001PURP 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
HPE 8 TB Hard Drive 3.5' Internal SATA SATA/600 7200rpm 834028B21
WD - My Passport 5TB External USB 3.0 Portable Hard Drive - Black
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0050BBK-WESN)
WD Blue 6TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 64MB Cache 3.5 Inch - WD60EZRZ
Seagate Exos 7E8 ST6000NM021A 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive, 512e
WD - P10 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black
WD Red Pro WD6003FFBX 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
WD Purple 6TB Surveillance Hard Disk Drive - 5700 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD60PURZ
WD 5TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0050BBL-WESN)
WD 5TB My Passport Ultra, Blue, Portable External Hard Drive, backup software with defense against ransomware, and password protection, USB-C and USB 3.1 - WDBFTM0050BBL-WESN
WD Black 8TB Performance Internal Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' - WD8001FZBX
HDX Pro C 8TB USB-C Enterprise 7200RPM External Hard Drive
Seagate Expansion Portable 5TB External Hard Drive HDD - 2.5 Inch USB 3.0, for Mac and PC with Rescue Services (STKM5000400)
5TB Silicon Power Armor A60 Shockproof Portable Hard Drive - USB3.0 - Black/Green Edition
WD Red Pro WD8003FFBX 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate SkyHawk AI ST8000VE001 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
WD 5TB Elements Portable Storage USB 3.2 Gen 1 (5Gbps) Micro-B Model WDBU6Y0050BBK-WESN Black
TOSHIBA N300 HDWG480XZSTA 8TB 7200 RPM 256MB Cache 3.5' NAS Internal Hard Drive
Seagate Enterprise Capacity 3.5'' HDD 8TB (Helium) 7200 RPM SATA 6Gb/s 256MB Cache Hyperscale 512e Internal Hard Drive ST8000NM0016
Seagate IronWolf Pro ST6000NE000 6 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST6000NE000)
WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch WD63PURZ
WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD60PURX
WD Red Plus 8TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD80EFAX
Dell J6RTX - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Dell 400-AJVL - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
400-AOJM 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Seagate IronWolf Pro 8TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST8000NE0004
Dell 400-ASIF - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
YM86T 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
400-ANPB 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Dell 400-AHZL 8 TB Hard Drive - 3.5' Internal - SATA (SATA/600)
Dell 400-AKWX - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
400-ASOG 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
400-AKWX 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Dell 400-APEU - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Dell 400-AOJN 8 TB Hard Drive - 3.5' Internal - SATA (SATA/600)
400-ASSX 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
KRV2W 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
400-ASIF 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Dell 401-ABEM - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Dell 8TB 3.5' SATA 7200 RPM 6Gb/s Hard Drive
Dell YM86T - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
400-ARUI 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD6002FZWX
WD Red Pro 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives -WD6005FFBX
Seagate One Touch 6TB 3.5' External USB 3.0 External Hard Drive STLC6000400
Seagate 6TB IronWolf NAS SATA 6Gb/s NCQ 128MB Cache 3.5-Inch Internal Hard Drive (ST6000VN0041)
WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Seagate IronWolf Pro 8TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST8000NE001
WD Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD6004FZBX
WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD6003FZBX
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...
WD Red Plus 6TB NAS Hard Disk Drive - 5640 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD60EFZX
seagate barracuda pro performance internal hard drive sata hdd 6tb 6gb/s 128mb cache 3.5-inch (st6000dm004)
Apricorn Aegis Padlock DT ADT-3PL256-8000 8 TB 3.5' External Hard Drive
Western Digital 6TB WD Red NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, SMR, 256MB Cache, 3.5" - WD60EFAX
BUFFALO Technology - OP-HD8.0H2U-5Y 8 TB 3.5 Internal Hard Drive - SATA
WD 6TB Silver My Passport Ultra for Portable Storage External Hard Drive USB-C for Mac (WDBGKC0060BSL-WESN)
Western Digital 6TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD6003FFBX
Seagate Enterprise NAS ST5000VN0001 5TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Toshiba MG Series - Hard drive - 8 TB - internal - 3.5' - SATA 6Gb/s - 7200 rpm - buffer: 256 MB
WD Elements 6TB USB 3.0 / USB 2.0 External Desktop Hard Drive Black
SanDisk Professional 8TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive
Seagate NAS HDD ST6000VN0021 6TB 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Toshiba 6TB X300 Performance 3.5' CMR Internal Hard Drive
SanDisk Professional 6TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive
TOSHIBA X300 HDWR160XZSTA 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Desktop Internal Hard Drive Retail Packaging
iStorage diskAshur2 5TB Black - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 5TB Green - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 5TB Blue - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
iStorage diskAshur2 HDD 5TB Red - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Seagate Exos 7E10 8TB SATA Video Surveillance Hard Drive ST8000NM019B
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Capacity
6TB
Price
$335.95
$/GB
$0.056
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC White (WDBPKJ0050BWT-WESN)
Capacity
5TB
Price
$279.99
$/GB
$0.056
Lacie STFR5000800 5TB Rugged USB 3.1 Gen 1 Type-C External Hard Drive
Capacity
5TB
Price
$279.99
$/GB
$0.056
WD Purple WD84PURZ 8TB 5640 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$454.45
$/GB
$0.057
Seagate Exos 7E8 ST8000NM000A 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
Capacity
8TB
Price
$454.45
$/GB
$0.057
WD Red Plus 8TB NAS Hard Disk Drive - 5640 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD80EFZX
Capacity
8TB
Price
$454.45
$/GB
$0.057
WD Purple Pro WD8001PURP 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive
Capacity
8TB
Price
$455.00
$/GB
$0.057
HPE 8 TB Hard Drive 3.5' Internal SATA SATA/600 7200rpm 834028B21
Capacity
8TB
Price
$455.27
$/GB
$0.057
WD - My Passport 5TB External USB 3.0 Portable Hard Drive - Black
Capacity
5 TB
Price
$284.99
$/GB
$0.057
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0050BBK-WESN)
Capacity
5TB
Price
$284.99
$/GB
$0.057
WD Blue 6TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 64MB Cache 3.5 Inch - WD60EZRZ
Capacity
6TB
Price
$344.45
$/GB
$0.057
Seagate Exos 7E8 ST6000NM021A 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive, 512e
Capacity
6TB
Price
$345.10
$/GB
$0.058
WD - P10 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black
Capacity
5 TB
Price
$289.99
$/GB
$0.058
WD Red Pro WD6003FFBX 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
6TB
Price
$349.99
$/GB
$0.058
WD Purple 6TB Surveillance Hard Disk Drive - 5700 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD60PURZ
Capacity
6TB
Price
$351.07
$/GB
$0.059
WD 5TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0050BBL-WESN)
Capacity
5TB
Price
$293.50
$/GB
$0.059
WD 5TB My Passport Ultra, Blue, Portable External Hard Drive, backup software with defense against ransomware, and password protection, USB-C and USB 3.1 - WDBFTM0050BBL-WESN
Capacity
5 TB
Price
$294.99
$/GB
$0.059
WD Black 8TB Performance Internal Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' - WD8001FZBX
Capacity
8TB
Price
$474.45
$/GB
$0.059
HDX Pro C 8TB USB-C Enterprise 7200RPM External Hard Drive
Capacity
8TB
Price
$479.00
$/GB
$0.060
Seagate Expansion Portable 5TB External Hard Drive HDD - 2.5 Inch USB 3.0, for Mac and PC with Rescue Services (STKM5000400)
Capacity
5TB
Price
$299.90
$/GB
$0.060
5TB Silicon Power Armor A60 Shockproof Portable Hard Drive - USB3.0 - Black/Green Edition
Capacity
5TB
Price
$299.99
$/GB
$0.060
WD Red Pro WD8003FFBX 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$494.45
$/GB
$0.062
Seagate SkyHawk AI ST8000VE001 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$494.45
$/GB
$0.062
WD 5TB Elements Portable Storage USB 3.2 Gen 1 (5Gbps) Micro-B Model WDBU6Y0050BBK-WESN Black
Capacity
5TB
Price
$310.23
$/GB
$0.062
TOSHIBA N300 HDWG480XZSTA 8TB 7200 RPM 256MB Cache 3.5' NAS Internal Hard Drive
Capacity
8TB
Price
$499.00
$/GB
$0.062
Seagate Enterprise Capacity 3.5'' HDD 8TB (Helium) 7200 RPM SATA 6Gb/s 256MB Cache Hyperscale 512e Internal Hard Drive ST8000NM0016
Capacity
8TB
Price
$499.10
$/GB
$0.062
Seagate IronWolf Pro ST6000NE000 6 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST6000NE000)
Capacity
6TB
Price
$374.45
$/GB
$0.062
WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch WD63PURZ
Capacity
6TB
Price
$374.45
$/GB
$0.062
WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD60PURX
Capacity
6TB
Price
$374.45
$/GB
$0.062
WD Red Plus 8TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 256MB Cache, 3.5 Inch - WD80EFAX
Capacity
8TB
Price
$499.99
$/GB
$0.062
Dell J6RTX - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-AJVL - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-AOJM 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Seagate IronWolf Pro 8TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive ST8000NE0004
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-ASIF - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
YM86T 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-ANPB 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-AHZL 8 TB Hard Drive - 3.5' Internal - SATA (SATA/600)
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-AKWX - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-ASOG 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-AKWX 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-APEU - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 400-AOJN 8 TB Hard Drive - 3.5' Internal - SATA (SATA/600)
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-ASSX 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
KRV2W 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-ASIF 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 401-ABEM - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell 8TB 3.5' SATA 7200 RPM 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
Dell YM86T - Dell 8TB 3.5' SATA 7.2K 6Gb/s Hard Drive
Capacity
8TB
Price
$500.00
$/GB
$0.063
400-ARUI 8TB 7.2K SATA 3.5 6Gb/s HARD DRIVE REPLACEMENT KIT
Capacity
8TB
Price
$500.00
$/GB
$0.063
WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD6002FZWX
Capacity
6TB
Price
$384.45
$/GB
$0.064
WD Red Pro 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives -WD6005FFBX
Capacity
6TB
Price
$384.99
$/GB
$0.064
Seagate One Touch 6TB 3.5' External USB 3.0 External Hard Drive STLC6000400
Capacity
6TB
Price
$389.90
$/GB
$0.065
Seagate 6TB IronWolf NAS SATA 6Gb/s NCQ 128MB Cache 3.5-Inch Internal Hard Drive (ST6000VN0041)
Capacity
6 TB
Price
$391.45
$/GB
$0.065
WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Capacity
8TB
Price
$524.45
$/GB
$0.066
Seagate IronWolf Pro 8TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST8000NE001
Capacity
8TB
Price
$524.45
$/GB
$0.066
WD Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD6004FZBX
Capacity
6TB
Price
$394.16
$/GB
$0.066
WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD6003FZBX
Capacity
6TB
Price
$394.45
$/GB
$0.066
hgst hgst ultrastar he6 6tb 3.5' sas 7200 rpm enterprise internal hard drive - sas 64 mb cache, 12gb/s - hus726060als640 / 0f18370 64 mb cache...
Capacity
6TB
Price
$399.00
$/GB
$0.067
WD Red Plus 6TB NAS Hard Disk Drive - 5640 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD60EFZX
Capacity
6TB
Price
$399.99
$/GB
$0.067
seagate barracuda pro performance internal hard drive sata hdd 6tb 6gb/s 128mb cache 3.5-inch (st6000dm004)
Capacity
6TB
Price
$408.94
$/GB
$0.068
Apricorn Aegis Padlock DT ADT-3PL256-8000 8 TB 3.5' External Hard Drive
Capacity
8TB
Price
$545.99
$/GB
$0.068
Western Digital 6TB WD Red NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, SMR, 256MB Cache, 3.5" - WD60EFAX
Capacity
6 TB
Price
$409.90
$/GB
$0.068
BUFFALO Technology - OP-HD8.0H2U-5Y 8 TB 3.5 Internal Hard Drive - SATA
Capacity
8TB
Price
$549.99
$/GB
$0.069
WD 6TB Silver My Passport Ultra for Portable Storage External Hard Drive USB-C for Mac (WDBGKC0060BSL-WESN)
Capacity
6TB
Price
$469.99
$/GB
$0.078
Western Digital 6TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD6003FFBX
Capacity
6 TB
Price
$496.99
$/GB
$0.083
Seagate Enterprise NAS ST5000VN0001 5TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
5TB
Price
$415.10
$/GB
$0.083
Toshiba MG Series - Hard drive - 8 TB - internal - 3.5' - SATA 6Gb/s - 7200 rpm - buffer: 256 MB
Capacity
8TB
Price
$699.00
$/GB
$0.087
WD Elements 6TB USB 3.0 / USB 2.0 External Desktop Hard Drive Black
Capacity
6TB
Price
$565.99
$/GB
$0.094
SanDisk Professional 8TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive
Capacity
8TB
Price
$775.99
$/GB
$0.097
Seagate NAS HDD ST6000VN0021 6TB 128MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
6TB
Price
$589.10
$/GB
$0.098
Toshiba 6TB X300 Performance 3.5' CMR Internal Hard Drive
Capacity
6TB
Price
$615.30
$/GB
$0.103
SanDisk Professional 6TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive
Capacity
6TB
Price
$644.99
$/GB
$0.107
TOSHIBA X300 HDWR160XZSTA 6TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Desktop Internal Hard Drive Retail Packaging
Capacity
6TB
Price
$656.63
$/GB
$0.109
iStorage diskAshur2 5TB Black - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
5TB
Price
$564.95
$/GB
$0.113
iStorage diskAshur2 HDD 5TB Green - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
5TB
Price
$564.95
$/GB
$0.113
iStorage diskAshur2 HDD 5TB Blue - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
5TB
Price
$564.95
$/GB
$0.113
iStorage diskAshur2 HDD 5TB Red - Secure portable hard drive - Password protected, dust and water resistant, portable, military grade hardware...
Capacity
5TB
Price
$564.95
$/GB
$0.113
Seagate Exos 7E10 8TB SATA Video Surveillance Hard Drive ST8000NM019B
Capacity
8TB
Price
$978.10
$/GB
$0.122
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 928+ 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 $0.069/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.