Hard Drives (HDD)
Ranked by price per gigabyte
Updated twice 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 | |||||||
|---|---|---|---|---|---|---|---|---|---|
1 | HDD | 14 TB | — | $349.99checked 11h ago | $0.025View at Amazon | ||||
2 | HDD | 24 TB | — | $718.60checked 11h ago | $0.030View at Amazon | ||||
3 | HDD | 10 TB | — | $329.99checked 11h ago | $0.033View at Amazon | ||||
4 | HDD | 16 TB | — | $543.05checked 11h ago | $0.034View at Amazon | ||||
5 | HDD | 4 TB | — | $139.99checked 11h ago | $0.035View at Amazon | ||||
6 | HDD | 10 TB | — | $359.99checked 11h ago | $0.036View at Amazon | ||||
7 | HDD | 6TB | — | $229.99checked 10h ago | $0.038View at Newegg | ||||
8 | HDD | 20 TB | — | $780.49checked 11h ago | $0.039View at Amazon | ||||
9 | HDD | 6 TB | — | $235.00checked 11h ago | $0.039View at Amazon | ||||
10 | HDD | 4TB | — | $159.99checked 10h ago | $0.040View at Newegg | ||||
11 | HDD | 5 TB | — | 4.8(33) | $199.99checked 11h ago | $0.040View at Best Buy | |||
12 | HDD | 8 TB | — | $329.99checked 11h ago | $0.041View at Amazon | ||||
13 | HDD | 8TB | — | $330.50checked 10h ago | $0.041View at Newegg | ||||
14 | HDD | 5 TB | — | $213.00checked 11h ago | $0.043View at Amazon | ||||
15 | HDD | 5 TB | — | $213.50checked 11h ago | $0.043View at Amazon | ||||
16 | HDD | 14TB | — | $600.00checked 10h ago | $0.043View at Newegg | ||||
17 | HDD | 16TB | — | $686.00checked 10h ago | $0.043View at Newegg | ||||
18 | HDD | 6 TB | — | $258.00checked 11h ago | $0.043View at Amazon | ||||
19 | HDD | 6 TB | — | $259.99checked 11h ago | $0.043View at Amazon | ||||
20 | HDD | 4TB | — | $173.97checked 10h ago | $0.043View at Newegg | ||||
21 | HDD | 16TB | — | $696.99checked 10h ago | $0.044View at Newegg | ||||
22 | HDD | 14 TB | — | $610.00checked 11h ago | $0.044View at Amazon | ||||
23 | HDD | 20TB | — | $878.00checked 10h ago | $0.044View at Newegg | ||||
24 | HDD | 5 TB | — | 4.8(346) | $219.99checked 11h ago | $0.044View at Best Buy | |||
25 | HDD | 5 TB | — | 4.6(547) | $219.99checked 11h ago | $0.044View at Best Buy | |||
26 | HDD | 12TB | — | $527.99checked 10h ago | $0.044View at Newegg | ||||
27 | HDD | 20 TB | — | 4.6(292) | $879.99checked 11h ago | $0.044View at Best Buy | |||
28 | HDD | 20TB | — | $879.99checked 10h ago | $0.044View at Newegg | ||||
29 | HDD | 16TB | — | $704.99checked 10h ago | $0.044View at Newegg | ||||
30 | HDD | 18TB | — | $794.99checked 10h ago | $0.044View at Newegg | ||||
31 | HDD | 24TB | — | $1059.99checked 10h ago | $0.044View at Newegg | ||||
32 | HDD | 18TB | — | $794.99checked 10h ago | $0.044View at Newegg | ||||
33 | HDD | 12TB | — | $529.99checked 10h ago | $0.044View at Newegg | ||||
34 | HDD | 10TB | — | $450.00checked 10h ago | $0.045View at Newegg | ||||
35 | HDD | 16 TB | — | $724.99checked 11h ago | $0.045View at Amazon | ||||
36 | HDD | 4 TB | — | $181.50checked 11h ago | $0.045View at Amazon | ||||
37 | HDD | 22TB | — | $999.99checked 10h ago | $0.045View at Newegg | ||||
38 | HDD | 14 TB | — | $639.99checked 11h ago | $0.046View at Amazon | ||||
39 | HDD | 14TB | — | $640.35checked 10h ago | $0.046View at Newegg | ||||
40 | HDD | 12TB | — | $549.99checked 10h ago | $0.046View at Newegg | ||||
41 | HDD | 4 TB | — | $183.89checked 11h ago | $0.046View at Amazon | ||||
42 | HDD | 5 TB | — | $229.99checked 11h ago | $0.046View at Amazon | ||||
43 | HDD | 10TB | — | $459.99checked 10h ago | $0.046View at Newegg | ||||
44 | HDD | 20TB | — | $920.99checked 10h ago | $0.046View at Newegg | ||||
45 | HDD | 4TB | — | $184.80checked 10h ago | $0.046View at Newegg | ||||
46 | HDD | 4TB | — | $188.00checked 10h ago | $0.047View at Newegg | ||||
47 | HDD | 8TB | — | $376.01checked 22h ago | $0.047View at Newegg | ||||
48 | HDD | 5TB | — | $235.50checked 10h ago | $0.047View at Newegg | ||||
49 | HDD | 14TB | — | $660.00checked 10h ago | $0.047View at Newegg | ||||
50 | HDD | 18TB | — | $850.00checked 10h ago | $0.047View at Newegg | ||||
51 | HDD | 4 TB | — | $189.90checked 11h ago | $0.047View at Amazon | ||||
52 | HDD | 4 TB | — | 4.6(47) | $189.99checked 11h ago | $0.047View at Best Buy | |||
53 | HDD | 8 TB | — | 4.7(7,234) | $379.99checked 11h ago | $0.047View at Best Buy | |||
54 | HDD | 8TB | — | $379.99checked 10h ago | $0.047View at Newegg | ||||
55 | HDD | 8 TB | — | $379.99checked 11h ago | $0.047View at Amazon | ||||
56 | HDD | 5TB | — | $238.00checked 10h ago | $0.048View at Newegg | ||||
57 | HDD | 24TB | — | $1149.99checked 10h ago | $0.048View at Newegg | ||||
58 | HDD | 5TB | — | $239.99checked 10h ago | $0.048View at Newegg | ||||
59 | HDD | 4TB | — | $191.99checked 10h ago | $0.048View at Newegg | ||||
60 | HDD | 4TB | — | $192.50checked 10h ago | $0.048View at Newegg | ||||
61 | HDD | 4TB | — | $192.50checked 10h ago | $0.048View at Newegg | ||||
62 | HDD | 4TB | — | $192.99checked 10h ago | $0.048View at Newegg | ||||
63 | HDD | 12TB | — | $582.27checked 34h ago | $0.049View at Newegg | ||||
64 | HDD | 14TB | — | $680.90checked 10h ago | $0.049View at Newegg | ||||
65 | HDD | 4 TB | — | $194.95checked 11h ago | $0.049View at Amazon | ||||
66 | HDD | 4TB | — | $195.94checked 10h ago | $0.049View at Newegg | ||||
67 | HDD | 20TB | — | $979.90checked 10h ago | $0.049View at Newegg | ||||
68 | HDD | 8TB | — | $392.40checked 10h ago | $0.049View at Newegg | ||||
69 | HDD | 4 TB | — | $196.38checked 11h ago | $0.049View at Amazon | ||||
70 | HDD | 4TB | — | $196.60checked 34h ago | $0.049View at Newegg | ||||
71 | HDD | 5TB | — | $245.89checked 22h ago | $0.049View at Newegg | ||||
72 | HDD | 5TB | — | $246.00checked 10h ago | $0.049View at Newegg | ||||
73 | HDD | 20TB | — | $993.99checked 10h ago | $0.050View at Newegg | ||||
74 | HDD | 16TB | — | $797.00checked 10h ago | $0.050View at Newegg | ||||
75 | HDD | 6TB | — | $299.00checked 10h ago | $0.050View at Newegg | ||||
76 | HDD | 14TB | — | $699.90checked 10h ago | $0.050View at Newegg | ||||
77 | HDD | 8 TB | 250 / 250MB/s | 4.7(986) | $399.99checked 11h ago | $0.050View at Best Buy | |||
78 | HDD | 2TB | — | $100.43checked 34h ago | $0.050View at Newegg | ||||
79 | HDD | 24TB | — | $1206.99checked 10h ago | $0.050View at Newegg | ||||
80 | HDD | 4TB | — | $201.78checked 10h ago | $0.050View at Newegg | ||||
81 | HDD | 26TB | — | $1314.99checked 10h ago | $0.051View at Newegg | ||||
82 | HDD | 6TB | — | $304.00checked 10h ago | $0.051View at Newegg | ||||
83 | HDD | 4TB | — | $205.62checked 10h ago | $0.051View at Newegg | ||||
84 | HDD | 4TB | — | $205.78checked 10h ago | $0.051View at Newegg | ||||
85 | HDD | 4TB | — | $205.90checked 10h ago | $0.051View at Newegg | ||||
86 | HDD | 8TB | — | $412.29checked 10h ago | $0.052View at Newegg | ||||
87 | HDD | 6 TB | — | $309.99checked 11h ago | $0.052View at Amazon | ||||
88 | HDD | 5 TB | — | $258.99checked 11h ago | $0.052View at Amazon | ||||
89 | HDD | 750 GB | — | $38.99checked 11h ago | $0.052View at Amazon | ||||
90 | HDD | 18TB | — | $942.91checked 10h ago | $0.052View at Newegg | ||||
91 | HDD | 6TB | — | $314.99checked 10h ago | $0.052View at Newegg | ||||
92 | HDD | 4 TB | — | 4.7(38) | $209.99checked 11h ago | $0.052View at Best Buy | |||
93 | HDD | 4TB | — | $209.99checked 10h ago | $0.052View at Newegg | ||||
94 | HDD | 4 TB | — | $209.99checked 11h ago | $0.052View at Amazon | ||||
95 | HDD | 6TB | — | $315.00checked 10h ago | $0.052View at Newegg | ||||
96 | HDD | 5TB | — | $263.87checked 10h ago | $0.053View at Newegg | ||||
97 | HDD | 5TB | — | $264.54checked 10h ago | $0.053View at Newegg | ||||
98 | HDD | 4TB | — | $211.84checked 10h ago | $0.053View at Newegg | ||||
99 | HDD | 5TB | — | $265.82checked 10h ago | $0.053View at Newegg | ||||
100 | HDD | 6 TB | — | 4.6(120) | $319.99checked 11h ago | $0.053View at Best Buy |
Avolusion PRO-H1 Series 14TB 7200RPM USB 3.2 Gen2 (10Gbps) External Hard Drive (for Windows or MacOS Desktop PC/Laptop)
Seagate Expansion 24TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP24000400)
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 Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400
Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty
UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
WD 20TB Elements Desktop External Hard Drive, USB 3.0 drive for plug-and-play storage - WDBWLG0200HBK-NESN
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
BUFFALO 4TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF4.0U3GB
Seagate - One Touch with Password 5TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
Western Digital 8TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0080HBK-NESN
Seagate One Touch 8TB External Hard Drive Desktop HDD - USB-C compatible with most Windows and macOS, Rescue Recovery (STNB8000400)
WD 5TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBPKJ0050BBK-WESN
Western Digital WD 5TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0050BBK-WESN
WD Elements 14TB USB 3.0 Desktop External Hard Drive WDBWLG0140HBK-NESN Black
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
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 6TB My Passport, Portable External Hard Drive, Black, Backup Software with Defense Against ransomware, and Password Protection, USB 3.1/USB 3.0 Compatible - WDBR9S0060BBK-WESN
BUFFALO 4TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF4.0U3GB
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
Western Digital 14TB Elements Desktop External Hard Drive, USB 3.0 external hard drive for plug-and-play storage - Western DigitalBWLG0140HBK-NESN
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
Seagate - Expansion 5TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
Seagate - Game Drive for PlayStation Consoles 5TB External USB 3.2 Gen 1 Portable Hard Drive with Blue LED Lighting - White
WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black
WD - easystore 20TB External USB 3.0 Hard Drive - Black
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black
WD Elements 24TB Desktop External Hard Drive WDBWLG0240HBK-NESN Black
WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black
WD Elements 12TB USB 3.0 Desktop External Hard Drive WDBWLG0120HBK-NESN Black
WD Elements 10TB USB 3.0 Desktop External Hard Drive WDBWLG0100HBK-NESN Black
WD 16TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0160HBK-NESN
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
WD My Book 22TB USB 3.0, Micro-B External Desktop Hard Drive Black
WD 14TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0140HBK-NESN
WD Elements 14TB USB 3.0 Desktop External Hard Drive WDBWLG0140HBK-NESN Black
WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN)
WD 4TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0040BBK-WESN
LaCie 5TB Rugged USB-C Portable Hard Drive
WD Elements 10TB USB 3.0 Desktop External Hard Drive WDBWLG0100HBK-NESN Black
Seagate Expansion 20TB External Hard Drive HDD - USB 3.0 with Rescue Data Recovery Services (STKP20000400)
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0040BBK-WESN)
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XK3CA Black
Seagate 8TB USB 3.0 Hard Drives - Desktop External Space Gray
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0050BBK-WESN)
Seagate Expansion 14TB External Hard Drive USB 3.0 with Rescue Data Recovery Services (STKP14000400)
WD My Book 18TB USB 3.0, Micro-B External Desktop Hard Drive Black
Seagate Portable 4TB External Hard Drive HDD – USB 3.0 for PC, Mac, Xbox, & PlayStation - 1-Year Rescue Service (SRD0NF1)
Seagate - Expansion 4TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
WD - easystore 8TB External USB 3.0 Hard Drive - Black
WD Elements 8TB USB 3.0 Desktop External Hard Drive WDBWLG0080HBK-NESN Black
Western Digital 8TB Elements Desktop External Hard Drive, USB 3.0 external hard drive for plug-and-play storage - Western DigitalBWLG0080HBK-NESN, Black
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0050BBK-WESN)
Seagate Expansion 24TB External Hard Drive HDD - USB 3.0 with Rescue Data Recovery Services (STKP24000400)
LaCie 5TB Rugged Mini Portable Hard Drive USB 3.0 Model STJJ5000400 Orange
TOSHIBA 4TB Canvio Gaming Portable External Hard Drive USB 3.0 Model HDTX140XK3CA Black
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0040BBK-WESN)
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0040BBK-WESN)
Intenso 4TB Portable Hard Drive USB 3.0 Model 6021512 Black
WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN)
Seagate Expansion 14TB External Hard Drive USB 3.0 with Rescue Data Recovery Services (STKP14000400)
Seagate Expansion Desktop, 4TB, External Hard Drive, USB 3.0 (STKP4000400)
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XG3CA Green
Seagate One Touch Hub 20TB External Desktop Hard Drive STLC20000400
WD Elements 8TB USB 3.0 Desktop External Hard Drive WDBWLG0080HBK-NESN Black
Toshiba Canvio Basics 4TB Portable External Hard Drive USB 3.0, Black - HDTB540XK3CA
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XR3CA Red
LaCie Mobile Drive STLP5000400 5TB USB-C Portable Hard Drive Moon Silver
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Seagate Expansion 20TB External Hard Drive HDD - USB 3.0 with Rescue Data Recovery Services (STKP20000400)
Seagate Expansion Desktop 16TB External Hard Drive HDD - USB 3.0 - STKP16000400
WD 6TB My Passport Portable Storage External Hard Drive Black (WDBR9S0060BBK-WESN)
WD My Book WDBBGB0140HBK - Hard drive - encrypted - 14 TB - external (desktop) - USB 3.0 - 256-bit AES - black
WD - D10 8TB External USB 3.2 Gen 1 Portable Hard Drive - Black
WD 2TB Elements SE Portable Hard Drive USB 3.0 Model WDBEPK0020BBK-WESN Black
WD Elements 24TB Desktop External Hard Drive WDBWLG0240HBK-NESN Black
Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black
WD Elements 26 TB External Desktop Hard Drive - USB 3.2 - Black (WDBWLG0260HBK-NESN)
WD Elements 6TB USB 3.0 Desktop External Hard Drive WDBWLG0060HBK-NESN Black
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
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XW3CA White
Buffalo DriveStation Duo 2-Drive 8TB External Hard Drive
Western Digital 6TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0060HBK-NESN
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
HWAYO 750GB Ultra Slim Portable External Hard Drive 2.5'' HDD USB3.0
Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B
WD Elements 6TB USB 3.0 Desktop External Hard Drive WDBWLG0060HBK-NESN Black
LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800)
LaCie Mobile Drive STLP4000400 4TB USB-C Portable Hard Drive Moon Silver
LaCie Rugged USB-C, 4TB, Portable External Hard Drive, Drop, Shock, Dust, Rain Resistant, for Mac & PC (STFR4000800)
WD My Book 6TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0060HBK-NESN)
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
TOSHIBA 4TB Canvio Basics Portable Hard Drive USB 3.0 Model HDTB540XK3CA Black
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black
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
Seagate Expansion 24TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP24000400)
Capacity
24 TB
Price
$718.60
$/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
$329.99
$/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
$543.05
$/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
$139.99
$/GB
$0.035
UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage
Capacity
10 TB
Price
$359.99
$/GB
$0.036
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Capacity
6TB
Price
$229.99
$/GB
$0.038
WD 20TB Elements Desktop External Hard Drive, USB 3.0 drive for plug-and-play storage - WDBWLG0200HBK-NESN
Capacity
20 TB
Price
$780.49
$/GB
$0.039
Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)
Capacity
6 TB
Price
$235.00
$/GB
$0.039
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
Seagate - One Touch with Password 5TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
Capacity
5 TB
Price
$199.99
$/GB
$0.040
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
$329.99
$/GB
$0.041
Seagate One Touch 8TB External Hard Drive Desktop HDD - USB-C compatible with most Windows and macOS, Rescue Recovery (STNB8000400)
Capacity
8TB
Price
$330.50
$/GB
$0.041
WD 5TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBPKJ0050BBK-WESN
Capacity
5 TB
Price
$213.00
$/GB
$0.043
Western Digital WD 5TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0050BBK-WESN
Capacity
5 TB
Price
$213.50
$/GB
$0.043
WD Elements 14TB USB 3.0 Desktop External Hard Drive WDBWLG0140HBK-NESN Black
Capacity
14TB
Price
$600.00
$/GB
$0.043
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
Capacity
16TB
Price
$686.00
$/GB
$0.043
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
$258.00
$/GB
$0.043
WD 6TB My Passport, Portable External Hard Drive, Black, Backup Software with Defense Against ransomware, and Password Protection, USB 3.1/USB 3.0 Compatible - WDBR9S0060BBK-WESN
Capacity
6 TB
Price
$259.99
$/GB
$0.043
BUFFALO 4TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF4.0U3GB
Capacity
4TB
Price
$173.97
$/GB
$0.043
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
Capacity
16TB
Price
$696.99
$/GB
$0.044
Western Digital 14TB Elements Desktop External Hard Drive, USB 3.0 external hard drive for plug-and-play storage - Western DigitalBWLG0140HBK-NESN
Capacity
14 TB
Price
$610.00
$/GB
$0.044
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
Capacity
20TB
Price
$878.00
$/GB
$0.044
Seagate - Expansion 5TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
Capacity
5 TB
Price
$219.99
$/GB
$0.044
Seagate - Game Drive for PlayStation Consoles 5TB External USB 3.2 Gen 1 Portable Hard Drive with Blue LED Lighting - White
Capacity
5 TB
Price
$219.99
$/GB
$0.044
WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black
Capacity
12TB
Price
$527.99
$/GB
$0.044
WD - easystore 20TB External USB 3.0 Hard Drive - Black
Capacity
20 TB
Price
$879.99
$/GB
$0.044
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
Capacity
20TB
Price
$879.99
$/GB
$0.044
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
Capacity
16TB
Price
$704.99
$/GB
$0.044
WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black
Capacity
18TB
Price
$794.99
$/GB
$0.044
WD Elements 24TB Desktop External Hard Drive WDBWLG0240HBK-NESN Black
Capacity
24TB
Price
$1059.99
$/GB
$0.044
WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black
Capacity
18TB
Price
$794.99
$/GB
$0.044
WD Elements 12TB USB 3.0 Desktop External Hard Drive WDBWLG0120HBK-NESN Black
Capacity
12TB
Price
$529.99
$/GB
$0.044
WD Elements 10TB USB 3.0 Desktop External Hard Drive WDBWLG0100HBK-NESN Black
Capacity
10TB
Price
$450.00
$/GB
$0.045
WD 16TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0160HBK-NESN
Capacity
16 TB
Price
$724.99
$/GB
$0.045
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
$181.50
$/GB
$0.045
WD My Book 22TB USB 3.0, Micro-B External Desktop Hard Drive Black
Capacity
22TB
Price
$999.99
$/GB
$0.045
WD 14TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0140HBK-NESN
Capacity
14 TB
Price
$639.99
$/GB
$0.046
WD Elements 14TB USB 3.0 Desktop External Hard Drive WDBWLG0140HBK-NESN Black
Capacity
14TB
Price
$640.35
$/GB
$0.046
WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN)
Capacity
12TB
Price
$549.99
$/GB
$0.046
WD 4TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0040BBK-WESN
Capacity
4 TB
Price
$183.89
$/GB
$0.046
LaCie 5TB Rugged USB-C Portable Hard Drive
Capacity
5 TB
Price
$229.99
$/GB
$0.046
WD Elements 10TB USB 3.0 Desktop External Hard Drive WDBWLG0100HBK-NESN Black
Capacity
10TB
Price
$459.99
$/GB
$0.046
Seagate Expansion 20TB External Hard Drive HDD - USB 3.0 with Rescue Data Recovery Services (STKP20000400)
Capacity
20TB
Price
$920.99
$/GB
$0.046
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0040BBK-WESN)
Capacity
4TB
Price
$184.80
$/GB
$0.046
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XK3CA Black
Capacity
4TB
Price
$188.00
$/GB
$0.047
Seagate 8TB USB 3.0 Hard Drives - Desktop External Space Gray
Capacity
8TB
Price
$376.01
$/GB
$0.047
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0050BBK-WESN)
Capacity
5TB
Price
$235.50
$/GB
$0.047
Seagate Expansion 14TB External Hard Drive USB 3.0 with Rescue Data Recovery Services (STKP14000400)
Capacity
14TB
Price
$660.00
$/GB
$0.047
WD My Book 18TB USB 3.0, Micro-B External Desktop Hard Drive Black
Capacity
18TB
Price
$850.00
$/GB
$0.047
Seagate Portable 4TB External Hard Drive HDD – USB 3.0 for PC, Mac, Xbox, & PlayStation - 1-Year Rescue Service (SRD0NF1)
Capacity
4 TB
Price
$189.90
$/GB
$0.047
Seagate - Expansion 4TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
Capacity
4 TB
Price
$189.99
$/GB
$0.047
WD - easystore 8TB External USB 3.0 Hard Drive - Black
Capacity
8 TB
Price
$379.99
$/GB
$0.047
WD Elements 8TB USB 3.0 Desktop External Hard Drive WDBWLG0080HBK-NESN Black
Capacity
8TB
Price
$379.99
$/GB
$0.047
Western Digital 8TB Elements Desktop External Hard Drive, USB 3.0 external hard drive for plug-and-play storage - Western DigitalBWLG0080HBK-NESN, Black
Capacity
8 TB
Price
$379.99
$/GB
$0.047
WD 5TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0050BBK-WESN)
Capacity
5TB
Price
$238.00
$/GB
$0.048
Seagate Expansion 24TB External Hard Drive HDD - USB 3.0 with Rescue Data Recovery Services (STKP24000400)
Capacity
24TB
Price
$1149.99
$/GB
$0.048
LaCie 5TB Rugged Mini Portable Hard Drive USB 3.0 Model STJJ5000400 Orange
Capacity
5TB
Price
$239.99
$/GB
$0.048
TOSHIBA 4TB Canvio Gaming Portable External Hard Drive USB 3.0 Model HDTX140XK3CA Black
Capacity
4TB
Price
$191.99
$/GB
$0.048
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0040BBK-WESN)
Capacity
4TB
Price
$192.50
$/GB
$0.048
WD 4TB My Passport Portable Storage External Hard Drive USB 3.2 for PC/MAC Black (WDBPKJ0040BBK-WESN)
Capacity
4TB
Price
$192.50
$/GB
$0.048
Intenso 4TB Portable Hard Drive USB 3.0 Model 6021512 Black
Capacity
4TB
Price
$192.99
$/GB
$0.048
WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN)
Capacity
12TB
Price
$582.27
$/GB
$0.049
Seagate Expansion 14TB External Hard Drive USB 3.0 with Rescue Data Recovery Services (STKP14000400)
Capacity
14TB
Price
$680.90
$/GB
$0.049
Seagate Expansion Desktop, 4TB, External Hard Drive, USB 3.0 (STKP4000400)
Capacity
4 TB
Price
$194.95
$/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
WD Elements 8TB USB 3.0 Desktop External Hard Drive WDBWLG0080HBK-NESN Black
Capacity
8TB
Price
$392.40
$/GB
$0.049
Toshiba Canvio Basics 4TB Portable External Hard Drive USB 3.0, Black - HDTB540XK3CA
Capacity
4 TB
Price
$196.38
$/GB
$0.049
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XR3CA Red
Capacity
4TB
Price
$196.60
$/GB
$0.049
LaCie Mobile Drive STLP5000400 5TB USB-C Portable Hard Drive Moon Silver
Capacity
5TB
Price
$245.89
$/GB
$0.049
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Capacity
5TB
Price
$246.00
$/GB
$0.049
Seagate Expansion 20TB External Hard Drive HDD - USB 3.0 with Rescue Data Recovery Services (STKP20000400)
Capacity
20TB
Price
$993.99
$/GB
$0.050
Seagate Expansion Desktop 16TB External Hard Drive HDD - USB 3.0 - STKP16000400
Capacity
16TB
Price
$797.00
$/GB
$0.050
WD 6TB My Passport Portable Storage External Hard Drive Black (WDBR9S0060BBK-WESN)
Capacity
6TB
Price
$299.00
$/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
WD - D10 8TB External USB 3.2 Gen 1 Portable Hard Drive - Black
Capacity
8 TB
Price
$399.99
$/GB
$0.050
WD 2TB Elements SE Portable Hard Drive USB 3.0 Model WDBEPK0020BBK-WESN Black
Capacity
2TB
Price
$100.43
$/GB
$0.050
WD Elements 24TB Desktop External Hard Drive WDBWLG0240HBK-NESN Black
Capacity
24TB
Price
$1206.99
$/GB
$0.050
Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black
Capacity
4TB
Price
$201.78
$/GB
$0.050
WD Elements 26 TB External Desktop Hard Drive - USB 3.2 - Black (WDBWLG0260HBK-NESN)
Capacity
26TB
Price
$1314.99
$/GB
$0.051
WD Elements 6TB USB 3.0 Desktop External Hard Drive WDBWLG0060HBK-NESN Black
Capacity
6TB
Price
$304.00
$/GB
$0.051
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XW3CA White
Capacity
4TB
Price
$205.62
$/GB
$0.051
Toshiba Canvio Ready 4TB Portable External Hard Drive USB 3.0 HDTP340XK3CA Black
Capacity
4TB
Price
$205.78
$/GB
$0.051
TOSHIBA 4TB Canvio Advance Portable External Hard Drive USB 3.0 Model HDTCA40XW3CA White
Capacity
4TB
Price
$205.90
$/GB
$0.051
Buffalo DriveStation Duo 2-Drive 8TB External Hard Drive
Capacity
8TB
Price
$412.29
$/GB
$0.052
Western Digital 6TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0060HBK-NESN
Capacity
6 TB
Price
$309.99
$/GB
$0.052
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
$258.99
$/GB
$0.052
HWAYO 750GB Ultra Slim Portable External Hard Drive 2.5'' HDD USB3.0
Capacity
750 GB
Price
$38.99
$/GB
$0.052
Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B
Capacity
18TB
Price
$942.91
$/GB
$0.052
WD Elements 6TB USB 3.0 Desktop External Hard Drive WDBWLG0060HBK-NESN Black
Capacity
6TB
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
LaCie Mobile Drive STLP4000400 4TB USB-C Portable Hard Drive Moon Silver
Capacity
4TB
Price
$209.99
$/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
WD My Book 6TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0060HBK-NESN)
Capacity
6TB
Price
$315.00
$/GB
$0.052
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Capacity
5TB
Price
$263.87
$/GB
$0.053
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Capacity
5TB
Price
$264.54
$/GB
$0.053
TOSHIBA 4TB Canvio Basics Portable Hard Drive USB 3.0 Model HDTB540XK3CA Black
Capacity
4TB
Price
$211.84
$/GB
$0.053
BUFFALO 5TB MiniStation HD-PGF Portable Hard Drive USB 3.2 Gen 1, Micro B Model HD-PGF5.0U3GB
Capacity
5TB
Price
$265.82
$/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
Most tracked Hard Drives (HDD)
Products with the longest price history on BuyPerUnit
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- Western Digital WD - easystore 20TB External USB 3.0 Hard Drive - Black
- Toshiba Canvio Basics 2TB Portable External Hard Drive USB 3.0, Black - HDTB420XK3AA
- Western Digital WD - My Passport 5TB External USB 3.0 Portable Hard Drive - Black
- Western Digital WD - My Passport Ultra 4TB External USB 3.0 Portable Hard Drive - Silver
- Toshiba Canvio Basics 1TB Portable External Hard Drive USB 3.0, Black - HDTB510XK3AA
- G-DRIVE SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray
- Seagate - Expansion 2TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black
- Western Digital WD - P10 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black
- NRICO Portable External Hard Drive, USB 3.0, 2.5 Inch, Blue, 500,GB
- GAZELLE High-Speed 1TB Ultra Slim Portable External Hard Drive - 2-in-1 Type C & USB 3.0, Compatible with PC, Mac, Laptop, PS4, Xbox, iPad, Tablet, Mobile (Black) - 1 Year Warranty
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 920+ 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 $0.046/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
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