Hard Drives (HDD)
Ranked by price per gigabyte
Updated daily · No paid placements
Avolusion PRO-H1 Series 14TB 7200RPM USB 3.2 Gen2 (10Gbps) External Hard Drive (for Windows or MacOS Desktop PC/Laptop)
Avolusion · 14 TB
WD2003FYYS-18W0B0 - DELL WD2003FYYS-18W0B0 DELL 2TB 7.2K 3G LFF SATA HARD DRIVE
Western Digital · 2TB
Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR)
Seagate · 20TB
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| Rank | Type | Trend | |||||||
|---|---|---|---|---|---|---|---|---|---|
1 | HDD | 14 TB | — | $349.99checked 4h ago | $0.025View at Amazon | ||||
2 | HDD | 2TB | — | $52.95checked 4h ago | $0.026View at Newegg | ||||
3 | HDD | 20TB | — | $599.00checked 4h ago | $0.030View at Newegg | ||||
4 | HDD | 10 TB | — | $309.99checked 4h ago | $0.031View at Amazon | ||||
5 | HDD | 8 TB | 190 / 190MB/s | 4.6(433) | $249.99checked 4h ago | $0.031View at Best Buy | |||
6 | HDD | 8TB | — | $249.99checked 4h ago | $0.031View at Newegg | ||||
7 | HDD | 8 TB | — | $249.99checked 4h ago | $0.031View at Amazon | ||||
8 | HDD | 24TB | — | $749.99checked 4h ago | $0.031View at Newegg | ||||
9 | HDD | 8 TB | — | $258.99checked 4h ago | $0.032View at Amazon | ||||
10 | HDD | 8 TB | — | $259.99checked 4h ago | $0.032View at Amazon | ||||
11 | HDD | 24 TB | — | 5.0(1) | $779.99checked 4h ago | $0.033View at Best Buy | |||
12 | HDD | 16 TB | — | $521.99checked 4h ago | $0.033View at Amazon | ||||
13 | HDD | 4TB | — | $130.71checked 4h ago | $0.033View at Newegg | ||||
14 | HDD | 22TB | — | $729.99checked 4h ago | $0.033View at Newegg | ||||
15 | HDD | 12TB | — | $400.00checked 4h ago | $0.033View at Newegg | ||||
16 | HDD | 14TB | — | $474.00checked 4h ago | $0.034View at Newegg | ||||
17 | HDD | 14TB | — | $479.00checked 4h ago | $0.034View at Newegg | ||||
18 | HDD | 4 TB | — | $138.50checked 4h ago | $0.035View at Amazon | ||||
19 | HDD | 14TB | — | $485.00checked 4h ago | $0.035View at Newegg | ||||
20 | HDD | 14TB | — | $488.00checked 4h ago | $0.035View at Newegg | ||||
21 | HDD | 6 TB | — | $209.99checked 4h ago | $0.035View at Amazon | ||||
22 | HDD | 10 TB | — | $349.99checked 4h ago | $0.035View at Amazon | ||||
23 | HDD | 16 TB | — | $559.99checked 4h ago | $0.035View at Best Buy | ||||
24 | HDD | 8TB | — | $280.10checked 4h ago | $0.035View at Newegg | ||||
25 | HDD | 14TB | — | $496.10checked 4h ago | $0.035View at Newegg | ||||
26 | HDD | 24TB | — | $859.99checked 16h ago | $0.036View at Newegg | ||||
27 | HDD | 24 TB | — | $859.99checked 4h ago | $0.036View at Amazon | ||||
28 | HDD | 18TB | — | $645.00checked 4h ago | $0.036View at Newegg | ||||
29 | HDD | 12TB | — | $429.99checked 4h ago | $0.036View at Newegg | ||||
30 | HDD | 4TB | — | $143.40checked 4h ago | $0.036View at Newegg | ||||
31 | HDD | 16TB | — | $573.99checked 4h ago | $0.036View at Newegg | ||||
32 | HDD | 14TB | — | $503.00checked 4h ago | $0.036View at Newegg | ||||
33 | HDD | 16TB | — | $575.90checked 4h ago | $0.036View at Newegg | ||||
34 | HDD | 5TB | — | $179.99checked 4h ago | $0.036View at Newegg | ||||
35 | HDD | 20TB | — | $719.99checked 16h ago | $0.036View at Newegg | ||||
36 | HDD | 20 TB | — | $719.99checked 4h ago | $0.036View at Amazon | ||||
37 | HDD | 3TB | — | $108.19checked 4h ago | $0.036View at Newegg | ||||
38 | HDD | 16TB | — | $579.99checked 4h ago | $0.036View at Newegg | ||||
39 | HDD | 8 TB | — | 4.3(6) | $289.99checked 4h ago | $0.036View at Best Buy | |||
40 | HDD | 14TB | — | $508.10checked 4h ago | $0.036View at Newegg | ||||
41 | HDD | 28TB | — | $1019.99checked 4h ago | $0.036View at Newegg | ||||
42 | HDD | 24TB | — | $875.00checked 4h ago | $0.036View at Newegg | ||||
43 | HDD | 16TB | — | $585.00checked 4h ago | $0.037View at Newegg | ||||
44 | HDD | 16TB | — | $585.00checked 4h ago | $0.037View at Newegg | ||||
45 | HDD | 6 TB | — | $219.99checked 4h ago | $0.037View at Amazon | ||||
46 | HDD | 2TB | — | $74.00checked 4h ago | $0.037View at Newegg | ||||
47 | HDD | 18TB | — | $666.10checked 4h ago | $0.037View at Newegg | ||||
48 | HDD | 14TB | — | $518.89checked 4h ago | $0.037View at Newegg | ||||
49 | HDD | 14TB | — | $519.00checked 4h ago | $0.037View at Newegg | ||||
50 | HDD | 18TB | — | $669.30checked 4h ago | $0.037View at Newegg | ||||
51 | HDD | 8 TB | — | $298.26checked 4h ago | $0.037View at Amazon | ||||
52 | HDD | 14TB | — | $522.00checked 4h ago | $0.037View at Newegg | ||||
53 | HDD | 16TB | — | $599.00checked 4h ago | $0.037View at Newegg | ||||
54 | HDD | 20TB | — | $749.00checked 28h ago | $0.037View at Newegg | ||||
55 | HDD | 12 TB | — | $449.99checked 4h ago | $0.037View at Amazon | ||||
56 | HDD | 8TB | — | $299.99checked 4h ago | $0.037View at Newegg | ||||
57 | HDD | 12TB | — | $449.99checked 4h ago | $0.037View at Newegg | ||||
58 | HDD | 4TB | — | $150.00checked 4h ago | $0.037View at Newegg | ||||
59 | HDD | 14TB | — | $525.00checked 4h ago | $0.037View at Newegg | ||||
60 | HDD | 20 TB | — | $749.99checked 4h ago | $0.037View at Amazon | ||||
61 | HDD | 4TB | — | $150.00checked 4h ago | $0.037View at Newegg | ||||
62 | HDD | 20TB | — | $749.99checked 4h ago | $0.037View at Newegg | ||||
63 | HDD | 12TB | — | $450.20checked 4h ago | $0.038View at Newegg | ||||
64 | HDD | 14TB | — | $525.99checked 4h ago | $0.038View at Newegg | ||||
65 | HDD | 14TB | — | $528.00checked 4h ago | $0.038View at Newegg | ||||
66 | HDD | 6TB | — | $227.40checked 4h ago | $0.038View at Newegg | ||||
67 | HDD | 8TB | — | $303.33checked 4h ago | $0.038View at Newegg | ||||
68 | HDD | 18TB | — | $684.45checked 4h ago | $0.038View at Newegg | ||||
69 | HDD | 14TB | — | $535.00checked 4h ago | $0.038View at Newegg | ||||
70 | HDD | 14TB | — | $535.00checked 4h ago | $0.038View at Newegg | ||||
71 | HDD | 12 TB | — | $459.00checked 4h ago | $0.038View at Amazon | ||||
72 | HDD | 6TB | — | $229.99checked 4h ago | $0.038View at Newegg | ||||
73 | HDD | 12TB | — | $459.99checked 4h ago | $0.038View at Newegg | ||||
74 | HDD | 3TB | — | $115.00checked 16h ago | $0.038View at Newegg | ||||
75 | HDD | 12TB | — | $459.99checked 4h ago | $0.038View at Newegg | ||||
76 | HDD | 12TB | — | $459.99checked 4h ago | $0.038View at Newegg | ||||
77 | HDD | 14TB | — | $539.00checked 16h ago | $0.038View at Newegg | ||||
78 | HDD | 6TB | — | $231.18checked 4h ago | $0.039View at Newegg | ||||
79 | HDD | 18TB | — | $694.45checked 4h ago | $0.039View at Newegg | ||||
80 | HDD | 16TB | — | $622.10checked 4h ago | $0.039View at Newegg | ||||
81 | HDD | 24TB | — | $935.00checked 4h ago | $0.039View at Newegg | ||||
82 | HDD | 18TB | — | $705.60checked 4h ago | $0.039View at Newegg | ||||
83 | HDD | 6TB | — | $236.10checked 4h ago | $0.039View at Newegg | ||||
84 | HDD | 16TB | — | $631.00checked 4h ago | $0.039View at Newegg | ||||
85 | HDD | 16TB | — | $631.00checked 28h ago | $0.039View at Newegg | ||||
86 | HDD | 20TB | — | $789.88checked 4h ago | $0.039View at Newegg | ||||
87 | HDD | 4TB | — | $157.99checked 4h ago | $0.039View at Newegg | ||||
88 | HDD | 10 TB | — | $394.99checked 4h ago | $0.039View at Amazon | ||||
89 | HDD | 10TB | — | $394.99checked 4h ago | $0.039View at Newegg | ||||
90 | HDD | 16TB | — | $632.00checked 4h ago | $0.040View at Newegg | ||||
91 | HDD | 16TB | — | $633.00checked 4h ago | $0.040View at Newegg | ||||
92 | HDD | 18TB | — | $712.45checked 4h ago | $0.040View at Newegg | ||||
93 | HDD | 24TB | — | $950.10checked 4h ago | $0.040View at Newegg | ||||
94 | HDD | 5TB | — | $197.99checked 4h ago | $0.040View at Newegg | ||||
95 | HDD | 24TB | — | $951.23checked 4h ago | $0.040View at Newegg | ||||
96 | HDD | 3TB | — | $119.00checked 4h ago | $0.040View at Newegg | ||||
97 | HDD | 18TB | — | $715.00checked 4h ago | $0.040View at Newegg | ||||
98 | HDD | 8TB | — | $319.75checked 4h ago | $0.040View at Newegg | ||||
99 | HDD | 3 TB | — | $119.95checked 4h ago | $0.040View at Amazon | ||||
100 | HDD | 4TB | — | $159.99checked 4h ago | $0.040View at Newegg |
Avolusion PRO-H1 Series 14TB 7200RPM USB 3.2 Gen2 (10Gbps) External Hard Drive (for Windows or MacOS Desktop PC/Laptop)
WD2003FYYS-18W0B0 - DELL WD2003FYYS-18W0B0 DELL 2TB 7.2K 3G LFF SATA HARD DRIVE
Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR)
OSENTRiX GX100 10TB USB 3.2 Gen 2 USB-C External Hard Drive with USB Hub for Windows or MacOS Desktop PC/Laptop - 2 Year Warranty
Seagate - Barracuda 8TB Internal Hard Drive for Desktops
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004)
Seagate BarraCuda ST24000DM001 24TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
MDD MAXDIGITALDATA MaxDigitalData 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5inch Internal Hard Drive for NAS Network Storage (MD8000GSA25672NAS)
Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400)
Seagate - Seagate One Touch Desktop HDD 24 TB - Space Gray
Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400
HGST - IMSOURCING 0F14688 4TB 7200RPM SATA 3.5IN
TOSHIBA HDWG62CUZSVA 22TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Hard Drive Retail
Seagate IronWolf ST12000VN0008 12 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST12000VN0008) - OEM Pack, International Version No Warranty
Seagate IronWolf Pro 14TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST14000NE0008
Seagate IronWolf Pro 14TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST14000NE0008
Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty
Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive
Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive
MaxDigitalData 6TB 7200RPM 128MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive for Surveillance (MD6000GSA12872DVR) - 3 Years Warranty
UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage
Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate IronWolf 14TB NAS Internal Hard Drive HDD - 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage (ST14000VN0008)
Seagate IronWolf Pro ST24000NT002 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate IronWolf Pro 24TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST24000NT002)
Seagate Exos X20 ST18000NM003D 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive (ST18000NM003D)
Toshiba N300 12TB NAS 3.5-Inch Internal Hard Drive - CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWG51CUZSVA
4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive
Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive - OEM
Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008)
Seagate SkyHawk AI 16TB 3.5' SATA 256MB 7200RPM Hard Drive ST16000VE000
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Seagate IronWolf Pro ST20000NT001 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003)
HP 614827-001 3Tb 7200Rpm 3.5Inch 6G Sata Sc Lff Midline Hard Drive With Tray For Gen8 Servers Only
Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive - OEM
Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray
Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008)
Seagate IronWolf Pro ST28000NT000 28TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate BarraCuda ST24000DM001 24TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Seagate IronWolf Pro ST16000NE000 16 TB Hard Drive - 3.5' Internal - SATA (SATA/600), Mechanical Hard Disk
Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive - OEM
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Dell - 2 TB 7200 RPM Enterprise SATA 3.5' Hard Drive for PowerEdge / PowerVault Systems. Equipped with tray. Mfr P/N: 2G4HM
Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600
Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4)
Western Digital 8TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0080HBK-NESN
Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008)
WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4)
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
WD Blue WD120EAGZ 12TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600)
seagate ironwolf pro st14000ne0008 14 tb hard drive - 3.5' internal - sata (sata/600)
WD 20TB Elements Desktop External Hard Drive, USB 3.0 drive for plug-and-play storage - WDBWLG0200HBK-NESN
Seagate Barracuda XT ST4000DX000 4 TB Hard Drive - SATA [SATA/600] - 3.5 Drive - Internal (ST4000DX000)
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
Seagate IronWolf Pro ST12000NT001 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate BarraCuda Pro ST14000DM001 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate IronWolf Pro 14TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST14000NE0008
HGST Ultrastar He8 HUH728060ALE600 (0F23269) 6TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Helium Platform Enterprise Hard Disk Drives
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600
Seagate IronWolf 14TB NAS Internal Hard Drive HDD - 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage (ST14000VN0008)
Seagate IronWolf 14TB NAS Internal Hard Drive HDD - CMR 3.5 Inch SATA 256MB Cache for RAID Network Attached Storage - Frustration Free Packaging
Western Digital 12TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD120EFGX
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Toshiba N300 Pro 12TB NAS 3.5-Inch Internal Hard Drive - CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWG51CUZSVB
WD Green WD30EZRX 3TB IntelliPower 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
WD Red Plus 12TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 512MB Cache, 3.5 Inch - WD120EFGX
Seagate IronWolf Pro ST12000NT001 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate SkyHawk AI ST14000VE0008 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Toshiba-IMSourcing MG04ACA 6 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 128 MB Buffer
WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4)
Seagate Exos X18 ST16000NM001J 16 TB Hard Drive - Internal - SATA (SATA/600) - Video Surveillance System, Storage System Device Supported - 7200rpm
Seagate BarraCuda ST24000DM001 24TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Seagate Exos X18 ST18000NM000J 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
HGST HDN726060ALE614 0F26900 6TB 7.2K RPM SATA 3.5' NAS Hard Drive
Seagate Ironwolf pro 16tb nas internal hard drive hdd - cmr 3.5 inch sata 6gb/s 7200 rpm 256mb cache for raid network attached storage, data
Seagate IronWolf Pro ST16000NE000 16 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST16000NE000)
Seagate Exos X20 ST20000NM007D 20TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive
Seagate Barracuda ST4000DM004 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST4000DM004)
Western Digital 10TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD100EAGZ
WD Blue WD100EAGZ 10TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate IronWolf Pro ST16000NE000 16 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST16000NE000)
Seagate IronWolf ST16000VN001 16TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate IronWolf Pro ST18000NT001 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate IronWolf Pro ST24000NT002 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Seagate IronWolf Pro ST24000NT002 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate Constellation ES.3 ST3000NM0033 3TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Enterprise Internal Hard Drive Bare Drive
Seagate Exos X18 ST18000NM000J 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
WL 3TB 7200RPM 64MB Cache SATA III 6.0Gb/s 3.5" Internal Desktop Hard Drive (For RAID, NAS, DVR, Desktop PC) w/1 Year Warranty
BUFFALO 4TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF4.0U3GB
Avolusion PRO-H1 Series 14TB 7200RPM USB 3.2 Gen2 (10Gbps) External Hard Drive (for Windows or MacOS Desktop PC/Laptop)
Capacity
14 TB
Price
$349.99
$/GB
$0.025
WD2003FYYS-18W0B0 - DELL WD2003FYYS-18W0B0 DELL 2TB 7.2K 3G LFF SATA HARD DRIVE
Capacity
2TB
Price
$52.95
$/GB
$0.026
Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR)
Capacity
20TB
Price
$599.00
$/GB
$0.030
OSENTRiX GX100 10TB USB 3.2 Gen 2 USB-C External Hard Drive with USB Hub for Windows or MacOS Desktop PC/Laptop - 2 Year Warranty
Capacity
10 TB
Price
$309.99
$/GB
$0.031
Seagate - Barracuda 8TB Internal Hard Drive for Desktops
Capacity
8 TB
Price
$249.99
$/GB
$0.031
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$249.99
$/GB
$0.031
Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004)
Capacity
8 TB
Price
$249.99
$/GB
$0.031
Seagate BarraCuda ST24000DM001 24TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
24TB
Price
$749.99
$/GB
$0.031
MDD MAXDIGITALDATA MaxDigitalData 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5inch Internal Hard Drive for NAS Network Storage (MD8000GSA25672NAS)
Capacity
8 TB
Price
$258.99
$/GB
$0.032
Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400)
Capacity
8 TB
Price
$259.99
$/GB
$0.032
Seagate - Seagate One Touch Desktop HDD 24 TB - Space Gray
Capacity
24 TB
Price
$779.99
$/GB
$0.033
Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400
Capacity
16 TB
Price
$521.99
$/GB
$0.033
HGST - IMSOURCING 0F14688 4TB 7200RPM SATA 3.5IN
Capacity
4TB
Price
$130.71
$/GB
$0.033
TOSHIBA HDWG62CUZSVA 22TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Hard Drive Retail
Capacity
22TB
Price
$729.99
$/GB
$0.033
Seagate IronWolf ST12000VN0008 12 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST12000VN0008) - OEM Pack, International Version No Warranty
Capacity
12TB
Price
$400.00
$/GB
$0.033
Seagate IronWolf Pro 14TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST14000NE0008
Capacity
14TB
Price
$474.00
$/GB
$0.034
Seagate IronWolf Pro 14TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST14000NE0008
Capacity
14TB
Price
$479.00
$/GB
$0.034
Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty
Capacity
4 TB
Price
$138.50
$/GB
$0.035
Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive
Capacity
14TB
Price
$485.00
$/GB
$0.035
Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive
Capacity
14TB
Price
$488.00
$/GB
$0.035
MaxDigitalData 6TB 7200RPM 128MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive for Surveillance (MD6000GSA12872DVR) - 3 Years Warranty
Capacity
6 TB
Price
$209.99
$/GB
$0.035
UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage
Capacity
10 TB
Price
$349.99
$/GB
$0.035
Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray
Capacity
16 TB
Price
$559.99
$/GB
$0.035
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$280.10
$/GB
$0.035
Seagate IronWolf 14TB NAS Internal Hard Drive HDD - 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage (ST14000VN0008)
Capacity
14TB
Price
$496.10
$/GB
$0.035
Seagate IronWolf Pro ST24000NT002 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
24TB
Price
$859.99
$/GB
$0.036
Seagate IronWolf Pro 24TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST24000NT002)
Capacity
24 TB
Price
$859.99
$/GB
$0.036
Seagate Exos X20 ST18000NM003D 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive (ST18000NM003D)
Capacity
18TB
Price
$645.00
$/GB
$0.036
Toshiba N300 12TB NAS 3.5-Inch Internal Hard Drive - CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWG51CUZSVA
Capacity
12TB
Price
$429.99
$/GB
$0.036
4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive
Capacity
4TB
Price
$143.40
$/GB
$0.036
Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive - OEM
Capacity
16TB
Price
$573.99
$/GB
$0.036
Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008)
Capacity
14TB
Price
$503.00
$/GB
$0.036
Seagate SkyHawk AI 16TB 3.5' SATA 256MB 7200RPM Hard Drive ST16000VE000
Capacity
16TB
Price
$575.90
$/GB
$0.036
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Capacity
5TB
Price
$179.99
$/GB
$0.036
Seagate IronWolf Pro ST20000NT001 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
20TB
Price
$719.99
$/GB
$0.036
Seagate Skyhawk AI 20TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 512MB Cache for DVR NVR Security Camera System with in-House Rescue Services (ST20000VE003)
Capacity
20 TB
Price
$719.99
$/GB
$0.036
HP 614827-001 3Tb 7200Rpm 3.5Inch 6G Sata Sc Lff Midline Hard Drive With Tray For Gen8 Servers Only
Capacity
3TB
Price
$108.19
$/GB
$0.036
Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive - OEM
Capacity
16TB
Price
$579.99
$/GB
$0.036
Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray
Capacity
8 TB
Price
$289.99
$/GB
$0.036
Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008)
Capacity
14TB
Price
$508.10
$/GB
$0.036
Seagate IronWolf Pro ST28000NT000 28TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
28TB
Price
$1019.99
$/GB
$0.036
Seagate BarraCuda ST24000DM001 24TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
24TB
Price
$875.00
$/GB
$0.036
Seagate IronWolf Pro ST16000NE000 16 TB Hard Drive - 3.5' Internal - SATA (SATA/600), Mechanical Hard Disk
Capacity
16TB
Price
$585.00
$/GB
$0.037
Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive - OEM
Capacity
16TB
Price
$585.00
$/GB
$0.037
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Capacity
6 TB
Price
$219.99
$/GB
$0.037
Dell - 2 TB 7200 RPM Enterprise SATA 3.5' Hard Drive for PowerEdge / PowerVault Systems. Equipped with tray. Mfr P/N: 2G4HM
Capacity
2TB
Price
$74.00
$/GB
$0.037
Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600
Capacity
18TB
Price
$666.10
$/GB
$0.037
Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Capacity
14TB
Price
$518.89
$/GB
$0.037
Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives
Capacity
14TB
Price
$519.00
$/GB
$0.037
WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4)
Capacity
18TB
Price
$669.30
$/GB
$0.037
Western Digital 8TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0080HBK-NESN
Capacity
8 TB
Price
$298.26
$/GB
$0.037
Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008)
Capacity
14TB
Price
$522.00
$/GB
$0.037
WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4)
Capacity
16TB
Price
$599.00
$/GB
$0.037
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
Capacity
20TB
Price
$749.00
$/GB
$0.037
Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ
Capacity
12 TB
Price
$449.99
$/GB
$0.037
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$299.99
$/GB
$0.037
WD Blue WD120EAGZ 12TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
12TB
Price
$449.99
$/GB
$0.037
HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600)
Capacity
4TB
Price
$150.00
$/GB
$0.037
seagate ironwolf pro st14000ne0008 14 tb hard drive - 3.5' internal - sata (sata/600)
Capacity
14TB
Price
$525.00
$/GB
$0.037
WD 20TB Elements Desktop External Hard Drive, USB 3.0 drive for plug-and-play storage - WDBWLG0200HBK-NESN
Capacity
20 TB
Price
$749.99
$/GB
$0.037
Seagate Barracuda XT ST4000DX000 4 TB Hard Drive - SATA [SATA/600] - 3.5 Drive - Internal (ST4000DX000)
Capacity
4TB
Price
$150.00
$/GB
$0.037
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
Capacity
20TB
Price
$749.99
$/GB
$0.037
Seagate IronWolf Pro ST12000NT001 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
12TB
Price
$450.20
$/GB
$0.038
Seagate BarraCuda Pro ST14000DM001 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
14TB
Price
$525.99
$/GB
$0.038
Seagate IronWolf Pro 14TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5' Internal HDD ST14000NE0008
Capacity
14TB
Price
$528.00
$/GB
$0.038
HGST Ultrastar He8 HUH728060ALE600 (0F23269) 6TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Helium Platform Enterprise Hard Disk Drives
Capacity
6TB
Price
$227.40
$/GB
$0.038
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$303.33
$/GB
$0.038
Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600
Capacity
18TB
Price
$684.45
$/GB
$0.038
Seagate IronWolf 14TB NAS Internal Hard Drive HDD - 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage (ST14000VN0008)
Capacity
14TB
Price
$535.00
$/GB
$0.038
Seagate IronWolf 14TB NAS Internal Hard Drive HDD - CMR 3.5 Inch SATA 256MB Cache for RAID Network Attached Storage - Frustration Free Packaging
Capacity
14TB
Price
$535.00
$/GB
$0.038
Western Digital 12TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD120EFGX
Capacity
12 TB
Price
$459.00
$/GB
$0.038
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Capacity
6TB
Price
$229.99
$/GB
$0.038
Toshiba N300 Pro 12TB NAS 3.5-Inch Internal Hard Drive - CMR SATA 6 Gb/s 7200 RPM 512 MB Cache - HDWG51CUZSVB
Capacity
12TB
Price
$459.99
$/GB
$0.038
WD Green WD30EZRX 3TB IntelliPower 64MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
3TB
Price
$115.00
$/GB
$0.038
WD Red Plus 12TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 512MB Cache, 3.5 Inch - WD120EFGX
Capacity
12TB
Price
$459.99
$/GB
$0.038
Seagate IronWolf Pro ST12000NT001 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
12TB
Price
$459.99
$/GB
$0.038
Seagate SkyHawk AI ST14000VE0008 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
14TB
Price
$539.00
$/GB
$0.038
Toshiba-IMSourcing MG04ACA 6 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 128 MB Buffer
Capacity
6TB
Price
$231.18
$/GB
$0.039
WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4)
Capacity
18TB
Price
$694.45
$/GB
$0.039
Seagate Exos X18 ST16000NM001J 16 TB Hard Drive - Internal - SATA (SATA/600) - Video Surveillance System, Storage System Device Supported - 7200rpm
Capacity
16TB
Price
$622.10
$/GB
$0.039
Seagate BarraCuda ST24000DM001 24TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drive Bare Drive
Capacity
24TB
Price
$935.00
$/GB
$0.039
Seagate Exos X18 ST18000NM000J 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
18TB
Price
$705.60
$/GB
$0.039
HGST HDN726060ALE614 0F26900 6TB 7.2K RPM SATA 3.5' NAS Hard Drive
Capacity
6TB
Price
$236.10
$/GB
$0.039
Seagate Ironwolf pro 16tb nas internal hard drive hdd - cmr 3.5 inch sata 6gb/s 7200 rpm 256mb cache for raid network attached storage, data
Capacity
16TB
Price
$631.00
$/GB
$0.039
Seagate IronWolf Pro ST16000NE000 16 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST16000NE000)
Capacity
16TB
Price
$631.00
$/GB
$0.039
Seagate Exos X20 ST20000NM007D 20TB 7200 RPM 256MB Cache 3.5' Internal Hard Drive
Capacity
20TB
Price
$789.88
$/GB
$0.039
Seagate Barracuda ST4000DM004 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST4000DM004)
Capacity
4TB
Price
$157.99
$/GB
$0.039
Western Digital 10TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD100EAGZ
Capacity
10 TB
Price
$394.99
$/GB
$0.039
WD Blue WD100EAGZ 10TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
10TB
Price
$394.99
$/GB
$0.039
Seagate IronWolf Pro ST16000NE000 16 TB Hard Drive - 3.5' Internal - SATA (SATA/600) (ST16000NE000)
Capacity
16TB
Price
$632.00
$/GB
$0.040
Seagate IronWolf ST16000VN001 16TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
16TB
Price
$633.00
$/GB
$0.040
Seagate IronWolf Pro ST18000NT001 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
18TB
Price
$712.45
$/GB
$0.040
Seagate IronWolf Pro ST24000NT002 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
24TB
Price
$950.10
$/GB
$0.040
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Capacity
5TB
Price
$197.99
$/GB
$0.040
Seagate IronWolf Pro ST24000NT002 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
24TB
Price
$951.23
$/GB
$0.040
Seagate Constellation ES.3 ST3000NM0033 3TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Enterprise Internal Hard Drive Bare Drive
Capacity
3TB
Price
$119.00
$/GB
$0.040
Seagate Exos X18 ST18000NM000J 18TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Capacity
18TB
Price
$715.00
$/GB
$0.040
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive
Capacity
8TB
Price
$319.75
$/GB
$0.040
WL 3TB 7200RPM 64MB Cache SATA III 6.0Gb/s 3.5" Internal Desktop Hard Drive (For RAID, NAS, DVR, Desktop PC) w/1 Year Warranty
Capacity
3 TB
Price
$119.95
$/GB
$0.040
BUFFALO 4TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF4.0U3GB
Capacity
4TB
Price
$159.99
$/GB
$0.040
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 910+ 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 $0.025/GB, while the average across all drives is $0.037/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
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