An external hard drive suitable for backups or for moving large files from one computer to another. Available in several sizes with different storage capacity, USB, Firewire and network access. Prices from 99 stores in this category.
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Product Lowest price User rating Rank Hard drive size Price/GB Form factor
 

Adata

Adata DashDrive Classic CH11 USB 3.0 1.5TB

External hard disk drive

$149.01

2
 188
 1,500  GB 0.10  $/GB2.5 inches 

Adata DashDrive Classic CH11 USB 3.0 1TB

External hard disk drive

$126.50

6
  236
 1,000  GB 0.13  $/GB2.5 inches 

Adata DashDrive Classic CH11 USB 3.0 500GB

External hard disk drive

$100.60

5
 248
 500  GB 0.20  $/GB2.5 inches 

Adata DashDrive Classic CH11 USB 3.0 750GB

External hard disk drive

$109.19

1
  264
 750  GB 0.15  $/GB2.5 inches 

Adata DashDrive Durable HD710 USB 3.0 1TB

External hard disk drive

$106.04

40
 6
 1,000  GB 0.11  $/GB2.5 inches 

Adata DashDrive Durable HD710 USB 3.0 2TB

External hard disk drive

$183.95

25
 57
 2,000  GB 0.09  $/GB2.5 inches 

Adata DashDrive Durable HD710 USB 3.0 500GB

External hard disk drive

$88.00

31
 56
 500  GB 0.18  $/GB3.5 inches 

Adata DashDrive Durable HD710 USB 3.0 750GB

External hard disk drive

$201.25

1
  250
 750  GB 0.27  $/GB2.5 inches 

Adata DashDrive Elite Nobility NH13 USB 3.0 1TB

External hard disk drive

* $137.24

2
  217
 1,000  GB 0.14  $/GB2.5 inches 

Adata DashDrive HE720 USB 3.0 500GB

External hard disk drive

* $134.99

5
 227
 500  GB 0.27  $/GB2.5 inches 

Adata DashDrive HV620 1TB

External hard disk drive

$97.70

32
 47
 1,000  GB 0.10  $/GB2.5 inches 

Adata DashDrive HV620 2TB

External hard disk drive

$158.65

29
 50
 2,000  GB 0.08  $/GB2.5 inches 

Adata DashDrive HV620 3TB

External hard disk drive

$284.05

11
 75
 3,000  GB 0.09  $/GB2.5 inches 

Adata DashDrive HV620 500GB

External hard disk drive

$79.00

29
8/10
1 user review
41
 500  GB 0.16  $/GB2.5 inches 

Adata DashDrive HV620 750GB

External hard disk drive

$109.25

1
  137
 750  GB 0.15  $/GB2.5 inches 

Adata Nobility NH92 USB 500GB

External hard disk drive

$180.49

1
  335
 500  GB 0.36  $/GB2.5 inches 

Adata Sports SH93 USB 1TB

External hard disk drive

$194.35

1
  261
 1,000  GB 0.19  $/GB2.5 inches 
 

Apricorn

Apricorn Aegis Padlock 128-bit AES 1TB

External hard disk drive

$484.93

1
  291
 1,000  GB 0.49  $/GB 

Apricorn Aegis Padlock 128-bit AES 500GB

External hard disk drive

$369.01

1
  288
 500  GB 0.74  $/GB 

Apricorn Aegis Padlock 128-bit AES 640GB

External hard disk drive

$388.33

1
  297
 640  GB 0.61  $/GB 

Apricorn Aegis Padlock 128-bit AES 750GB

External hard disk drive

$349.69

1
  298
 750  GB 0.47  $/GB 

Apricorn Aegis Padlock 256-bit AES 1TB

External hard disk drive

$398.58

2
  292
 1,000  GB 0.40  $/GB 

Apricorn Aegis Padlock 256-bit AES 250GB

External hard disk drive

$307.33

1
  287
 250  GB 1.23  $/GB 

Apricorn Aegis Padlock 256-bit AES 320GB

External hard disk drive

$343.25

1
  278
 320  GB 1.07  $/GB 

Apricorn Aegis Padlock 256-bit AES 500GB

External hard disk drive

$356.13

1
  281
 500  GB 0.71  $/GB2.5 inches 

Apricorn Aegis Padlock 256-bit AES 640GB

External hard disk drive

$388.33

1
  279
 640  GB 0.61  $/GB 

Apricorn Aegis Padlock 256-bit AES 750GB

External hard disk drive

$388.33

1
  299
 750  GB 0.52  $/GB 

Apricorn Aegis Padlock 256-bit AES USB 3.0 1TB

External hard disk drive

$431.25

2
  296
 1,000  GB 0.43  $/GB 

Apricorn Aegis Padlock 256-bit AES USB 3.0 250GB

External hard disk drive

$323.93

1
  300
 250  GB 1.30  $/GB 

Apricorn Aegis Padlock 256-bit AES USB 3.0 480GB

External hard disk drive

$978.44

1
  333
 480  GB 2.04  $/GB 

Apricorn Aegis Padlock 256-bit AES USB 3.0 500GB

External hard disk drive

$369.01

1
  295
 500  GB 0.74  $/GB2.5 inches 

Apricorn Aegis Padlock DT 256-bit AES 1TB

External hard disk drive

$381.89

1
  303
 1,000  GB 0.38  $/GB 

Apricorn Aegis Padlock DT 256-bit AES 2TB

External hard disk drive

$446.29

1
  302
 2,000  GB 0.22  $/GB 

Apricorn Aegis Padlock DT 256-bit AES 3TB

External hard disk drive

$542.89

1
  301
 3,000  GB 0.18  $/GB3.5 inches 

Apricorn Aegis Padlock DT 256-bit AES 4TB

External hard disk drive

$600.85

1
  306
 4,000  GB 0.15  $/GB3.5 inches 

Apricorn Aegis Padlock DT 256-bit AES 6TB

External hard disk drive

$1,233.74

1
  324
 6,000  GB 0.21  $/GB 

Apricorn Aegis Padlock DT FIPS 256-bit AES 2TB

External hard disk drive

$542.89

1
  315
 2,000  GB 0.27  $/GB 

Apricorn Aegis Padlock DT FIPS 256-bit AES 3TB

External hard disk drive

$639.49

1
  323
 3,000  GB 0.21  $/GB3.5 inches 

Apricorn Aegis Padlock DT FIPS 256-bit AES 4TB

External hard disk drive

$831.64

1
  316
 4,000  GB 0.21  $/GB 

Apricorn Aegis Padlock DT FIPS 256-bit AES 6TB

External hard disk drive

$1,272.03

1
  317
 6,000  GB 0.21  $/GB 

Apricorn Aegis Padlock Fortress 256-bit 1.5TB

External hard disk drive

$691.22

2
  310
 1,500  GB 0.46  $/GB2.5 inches 

Apricorn Aegis Padlock Fortress 256-bit 1TB

External hard disk drive

$529.26

2
  312
 1,000  GB 0.53  $/GB2.5 inches 

Apricorn Aegis Padlock Fortress 256-bit 2TB

External hard disk drive

$716.75

1
  337
 2,000  GB 0.36  $/GB 

Apricorn Aegis Padlock Fortress 256-bit 500GB

External hard disk drive

$483.52

2
  311
 500  GB 0.97  $/GB2.5 inches 

Apricorn Aegis Padlock Pro 1TB

External hard disk drive

$401.21

1
  293
 1,000  GB 0.40  $/GB 

Apricorn Aegis Padlock Pro 2TB

External hard disk drive

$600.85

1
  321
 2,000  GB 0.30  $/GB 

Apricorn Aegis Padlock Pro 500GB

External hard disk drive

$343.25

2
  286
 500  GB 0.69  $/GB 

Apricorn Aegis Padlock Pro 640GB

External hard disk drive

$381.89

1
  284
 640  GB 0.60  $/GB 

Apricorn Aegis Padlock Pro 750GB

External hard disk drive

$401.21

1
  307
 750  GB 0.53  $/GB 
 

Corsair

Corsair Voyager Air 1TB

External hard disk drive

$408.53

1
  241
 1,000  GB 0.41  $/GB3.5 inches 

Corsair Voyager Air 2 Plus 1TB

External hard disk drive

$239.67

19
 121
 1,000  GB 0.24  $/GB2.5 inches 
 

Data Locker

Data Locker DL3 1TB

External hard disk drive

$497.81

1
  282
 1,000  GB 0.50  $/GB2.5 inches 

Data Locker DL3 500GB

External hard disk drive

$452.73

1
  280
 500  GB 0.91  $/GB2.5 inches 

Data Locker DL3 FE 1TB

External hard disk drive

$626.61

1
  320
 1,000  GB 0.63  $/GB 

Data Locker DL3 FE 2TB

External hard disk drive

$793.34

1
  322
 2,000  GB 0.40  $/GB 

Data Locker DL3 for Mac 1TB

External hard disk drive

$665.69

1
  305
 1,000  GB 0.67  $/GB2.5 inches 

Data Locker DL3 RFID 1TB

External hard disk drive

$575.09

1
  290
 1,000  GB 0.58  $/GB 

Data Locker DL3 RFID 2TB

External hard disk drive

$850.79

1
  319
 2,000  GB 0.43  $/GB2.5 inches 

Data Locker DL3 RFID 500GB

External hard disk drive

$484.93

1
  289
 500  GB 0.97  $/GB2.5 inches 

Data Locker Enterprise 1TB

External hard disk drive

$639.49

1
  285
 1,000  GB 0.64  $/GB2.5 inches 

Data Locker Enterprise 2TB

External hard disk drive

$767.81

1
  304
 2,000  GB 0.38  $/GB2.5 inches 

Data Locker Enterprise 500GB

External hard disk drive

$1,406.05

1
  283
 500  GB 2.81  $/GB2.5 inches 
 

Dell

Dell Portable HDD USB 3.0 400-27148 1TB

External hard disk drive

$129.00

5
  338
 1,000  GB 0.13  $/GB 

Dell Portable HDD USB 3.0 400-27149 2TB

External hard disk drive

$208.99

1
  353
 2,000  GB 0.10  $/GB 
 

Freecom

Freecom Mobile Drive Mg USB 2.0 1.5TB

External hard disk drive

$251.39

1
 260
 1,500  GB 0.17  $/GB2.5 inches 

Freecom Mobile Drive XXS USB 2.0 1TB

External hard disk drive

$249.00

1
 118
 1,000  GB 0.25  $/GB2.5 inches 

Freecom ToughDrive Pro USB 2.0 320GB

External hard disk drive

$99.00

1
  308
 320  GB 0.31  $/GB2.5 inches 
 

G-Technology

G-Technology G-Dock ev Thunderbolt 2TB

External hard disk drive

$1,263.85

1
  204
 2,000  GB 0.63  $/GB2.5 inches 

G-Technology G-Drive ev 1TB

External hard disk drive

$239.95

1
  179
 1,000  GB 0.24  $/GB2.5 inches 

G-Technology G-Drive ev ATC Thunderbolt 1TB

External hard disk drive

$369.95

1
  127
 1,000  GB 0.37  $/GB 

G-Technology G-Drive mini Triple 7200rpm 1TB

External hard disk drive

$343.85

1
  314
 1,000  GB 0.34  $/GB2.5 inches 

G-Technology G-Drive mini USB 3.0/FW800 500GB

External hard disk drive

$263.35

1
  313
 500  GB 0.53  $/GB2.5 inches 

G-Technology G-Drive Mobile USB 3.0 1TB

External hard disk drive

$169.95

1
  187
 1,000  GB 0.17  $/GB2.5 inches 

G-Technology G-Drive Thunderbolt 3TB

External hard disk drive

$499.95

1
  172
 3,000  GB 0.17  $/GB3.5 inches 

G-Technology G-RAID Studio 12TB

External hard disk drive

$2,199.95

1
  212
 12,000  GB 0.18  $/GB3.5 inches 

G-Technology G-RAID Studio 6TB

External hard disk drive

$1,199.95

1
  215
 6,000  GB 0.20  $/GB3.5 inches 

G-Technology G-RAID Studio 8TB

External hard disk drive

$1,399.95

1
  199
 8,000  GB 0.18  $/GB3.5 inches 

G-Technology G-Safe 2TB

External hard disk drive

$3,122.22

5
  272
 2,000  GB 1.56  $/GB3.5 inches 

G-Technology G-Speed Q USB 3.0 16TB

External hard disk drive

$3,195.00

1
 138
 16,000  GB 0.20  $/GB3.5 inches 

G-Technology G-Speed Studio 12TB

External hard disk drive

$3,499.95

2
  226
 12,000  GB 0.29  $/GB3.5 inches 

G-Technology G-Speed Studio 24TB

External hard disk drive

$4,999.95

1
  139
 24,000  GB 0.21  $/GB3.5 inches 
 

HGST

HGST Touro Desk DX3 4TB

External hard disk drive

$570.75

1
  362
 4,000  GB 0.14  $/GB3.5 inches 

HGST Touro Mobile MX3 1TB

External hard disk drive

$98.67

4
 6/10
1 user review
92
 1,000  GB 0.10  $/GB2.5 inches 

HGST Touro Mobile MX3 500GB

External hard disk drive

$79.35

3
 153
 500  GB 0.16  $/GB2.5 inches 

HGST Touro Mobile Pro 500GB

External hard disk drive

$79.35

4
  194
 500  GB 0.16  $/GB2.5 inches 

HGST Touro Mobile Pro 750GB

External hard disk drive

$169.00

1
  274
 750  GB 0.23  $/GB2.5 inches 

HGST Touro Mobile USB 3.0 1TB

External hard disk drive

* $129.00

1
  46
 1,000  GB 0.13  $/GB2.5 inches 

HGST Touro Mobile USB 3.0 500GB

External hard disk drive

$65.50

10
 18
 500  GB 0.13  $/GB2.5 inches 

HGST Touro S USB 3.0 500GB

External hard disk drive

$185.10

1
  130
 500  GB 0.37  $/GB2.5 inches 
 

HP

HP px3100 External Portable USB 3.0 HDD 1TB

External hard disk drive

$121.95

8
  128
 1,000  GB 0.12  $/GB2.5 inches 
 

Imation

Imation Apollo Gen II 500GB

External hard disk drive

$135.13

1
  326
 500  GB 0.27  $/GB2.5 inches 

Imation Defender H100 320GB

External hard disk drive

$518.81

2
  325
 320  GB 1.62  $/GB2.5 inches 

Imation Defender H100 500GB

External hard disk drive

$824.62

1
  327
 500  GB 1.65  $/GB2.5 inches 

Imation Defender H200 320GB

External hard disk drive

$623.36

1
  347
 320  GB 1.95  $/GB2.5 inches 

Imation Defender H200 500GB

External hard disk drive

$935.69

1
  348
 500  GB 1.87  $/GB2.5 inches 

Imation IronKey Basic H300 1TB

External hard disk drive

$518.81

2
  332
 1,000  GB 0.52  $/GB2.5 inches 

Imation IronKey Basic H300 500GB

External hard disk drive

$414.26

1
  352
 500  GB 0.83  $/GB 

Imation IronKey Basic H350 1TB

External hard disk drive

$666.33

1
  343
 1,000  GB 0.67  $/GB 

Imation IronKey Basic H350 500GB

External hard disk drive

$575.74

1
  342
 500  GB 1.15  $/GB 

Imation Ironkey Defender H100 1TB

External hard disk drive

$1,028.86

1
  328
 1,000  GB 1.03  $/GB2.5 inches 
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