As of June 2026, the cheapest Western Digital hard drives (hdd) on BuyPerUnit costs $0.0260/GB — a Western Digital 8TB WD Blue PC Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 256 MB Cache, 3.5" - WD80EAAZ (8 TB) available at Amazon for $208.38. BuyPerUnit tracks 80 Western Digital hard drives (hdd) across Amazon, Best Buy, and Newegg, updated daily.

Western Digital Hard Drives (HDD)

80 Western Digital products ranked by price per gigabyte. Best value: $0.0260/GB

Products

80

Best $/GB

$0.0260

Highest $/GB

$1.2000

Ranked by:$/GB
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1

Western Digital 8TB WD Blue PC Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 256 MB Cache, 3.5" - WD80EAAZ

Western DigitalAmazon2yrHDD

Capacity

8 TB

Price

$208.38

$/GB

$0.026

Check Price at Amazon
2

WD - D10 Game Drive for Xbox 12TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Western DigitalBest BuyHDD
4.7(42)

Capacity

12 TB

Price

$319.99

$/GB

$0.027

Check Price at Best Buy
3

WD - easystore 20TB External USB 3.0 Hard Drive - Black

Western DigitalBest Buy2yrHDD
4.6(282)

Capacity

20 TB

Price

$559.99

$/GB

$0.028

Check Price at Best Buy
4

Western Digital 16TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD161KFGX

Western DigitalAmazonHDD

Capacity

16 TB

Price

$451.99

$/GB

$0.028

Check Price at Amazon
5

WD - easystore 18TB External USB 3.0 Hard Drive - Black

Western DigitalBest Buy2yrHDD
4.5(753)

Capacity

18 TB

Price

$509.99

$/GB

$0.028

Check Price at Best Buy
6

WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN

Western DigitalAmazonHDD

Capacity

12 TB

Price

$340.00

$/GB

$0.028

Check Price at Amazon
7

WD - Blue 6TB PC Internal Hard Drive for Desktops

Western DigitalBest Buy2yrHDD
4.4(97)

Capacity

6 TB

Price

$179.99

$/GB

$0.030

Check Price at Best Buy
8

WD - Blue 8TB PC Internal Hard Drive for Desktops

Western DigitalBest Buy2yrHDD
4.3(19)

Capacity

8 TB

Price

$239.99

$/GB

$0.030

Check Price at Best Buy
9

Western Digital 8TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0080HBK-NESN

Western DigitalAmazonHDD

Capacity

8 TB

Price

$242.94

$/GB

$0.030

Check Price at Amazon
10

Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ

Western DigitalAmazon2yrHDD

Capacity

12 TB

Price

$364.99

$/GB

$0.030

Check Price at Amazon
11

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

Western DigitalAmazonHDD

Capacity

6 TB

Price

$182.99

$/GB

$0.030

Check Price at Amazon
12

Western Digital 12TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD120EFGX

Western DigitalAmazonHDD

Capacity

12 TB

Price

$374.99

$/GB

$0.031

Check Price at Amazon
13

Western Digital 14TB Elements Desktop External Hard Drive - USB 3.0

Western DigitalAmazonHDD

Capacity

14 TB

Price

$446.99

$/GB

$0.032

Check Price at Amazon
14

WD 16TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0160HBK-NESN

Western DigitalAmazonHDD

Capacity

16 TB

Price

$519.99

$/GB

$0.032

Check Price at Amazon
15

WD 14TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0140HBK-NESN

Western DigitalAmazonHDD

Capacity

14 TB

Price

$459.99

$/GB

$0.033

Check Price at Amazon
16

WD - BLACK P10 Game Drive for Xbox 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black With White Trim

Western DigitalBest BuyHDD
4.7(473)

Capacity

5 TB

Price

$164.99

$/GB

$0.033

Check Price at Best Buy
17

Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX

Western DigitalAmazonHDD

Capacity

10 TB

Price

$329.99

$/GB

$0.033

Check Price at Amazon
18

Western Digital 14TB Elements Desktop External Hard Drive - USB 3.0

Western DigitalAmazonHDD

Capacity

14 TB

Price

$465.90

$/GB

$0.033

Check Price at Amazon
19

Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD64PURZ

Western DigitalAmazon3yrHDD

Capacity

6 TB

Price

$209.99

$/GB

$0.035

Check Price at Amazon
20

WD - Purple 4TB Surveillance Internal Hard Drive

Western DigitalBest Buy3yrHDD
4.8(82)

Capacity

4 TB

Price

$139.99

$/GB

$0.035

Check Price at Best Buy
21

Western Digital 6TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" -WD60EFPX

Western DigitalAmazon3yrHDD

Capacity

6 TB

Price

$209.99

$/GB

$0.035

Check Price at Amazon
22

WD - easystore 8TB External USB 3.0 Hard Drive - Black

Western DigitalBest Buy2yrHDD
4.7(7,224)

Capacity

8 TB

Price

$279.99

$/GB

$0.035

Check Price at Best Buy
23

Western Digital 12TB Elements Desktop External Hard Drive, USB 3.0 external hard drive for plug-and-play storage - Western DigitalBWLG0120HBK-NESN

Western DigitalAmazon

Capacity

12 TB

Price

$419.99

$/GB

$0.035

Check Price at Amazon
24

WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Western DigitalBest Buy2yrHDD
4.6(113)

Capacity

6 TB

Price

$214.99

$/GB

$0.036

Check Price at Best Buy
25

Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX

Western DigitalAmazonHDD

Capacity

4 TB

Price

$144.99

$/GB

$0.036

Check Price at Amazon
26

WD - Blue 4TB PC Internal Hard Drive for Desktops

Western DigitalBest Buy2yrHDD
5.0(1)

Capacity

4 TB

Price

$144.99

$/GB

$0.036

Check Price at Best Buy
27

WD 4TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBPKJ0040BBK-WESN

Western DigitalAmazonHDD

Capacity

4 TB

Price

$144.99

$/GB

$0.036

Check Price at Amazon
28

WD - Easystore 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Western DigitalBest Buy2yrHDD
4.7(11,993)

Capacity

5 TB

Price

$184.99

$/GB

$0.037

Check Price at Best Buy
29

WD - My Passport 6TB External USB 3.0 Portable Hard Drive - Black

Western DigitalBest Buy3yrHDD
4.7(1,805)

Capacity

6 TB

Price

$224.99

$/GB

$0.037

Check Price at Best Buy
30

WD - D10 8TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Western DigitalBest Buy3yrHDD
4.7(977)

Capacity

8 TB

Price

$299.99

$/GB

$0.037

Check Price at Best Buy
31

WD Western Digital 10TB WD_Black Performance Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD102FZBX

Western DigitalAmazon5yrHDD

Capacity

10 TB

Price

$374.99

$/GB

$0.037

Check Price at Amazon
32

Western Digital 8TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD8003FFBX

Western DigitalAmazon5yrHDD

Capacity

8 TB

Price

$299.99

$/GB

$0.037

Check Price at Amazon
33

Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" -WD40EFPX

Western DigitalAmazonHDD

Capacity

4 TB

Price

$154.99

$/GB

$0.039

Check Price at Amazon
34

WD - P10 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Western DigitalBest Buy3yrHDD
4.8(475)

Capacity

5 TB

Price

$199.99

$/GB

$0.040

Check Price at Best Buy
35

WD - My Cloud Home 4TB Personal Cloud - White

Western DigitalBest Buy2yrHDD
4.0(1,469)

Capacity

4 TB

Price

$159.99

$/GB

$0.040

Check Price at Best Buy
36

Western Digital WD Red Plus Internal Hard Drive 8TB CMR 3.5 inch SATA 5640 RPM 256MB NAS WD80EFPX-AJP Eco Package

Western DigitalAmazon

Capacity

8 TB

Price

$329.99

$/GB

$0.041

Check Price at Amazon
37

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

Western DigitalAmazon2yrHDD

Capacity

6 TB

Price

$249.31

$/GB

$0.042

Check Price at Amazon
38

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 DigitalAmazonHDD

Capacity

5 TB

Price

$209.99

$/GB

$0.042

Check Price at Amazon
39

WD - BLACK 6TB Gaming Internal Hard Drive

Western DigitalBest Buy5yrHDD
4.6(55)

Capacity

6 TB

Price

$254.99

$/GB

$0.042

Check Price at Best Buy
40

WD 4TB My Passport, Portable External Hard Drive, Red, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBPKJ0040BRD-WESN

Western DigitalAmazonHDD

Capacity

4 TB

Price

$170.49

$/GB

$0.043

Check Price at Amazon
41

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

Western DigitalAmazon

Capacity

5 TB

Price

$214.38

$/GB

$0.043

Check Price at Amazon
42

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

Western DigitalAmazon2yrHDD

Capacity

4 TB

Price

$172.95

$/GB

$0.043

Check Price at Amazon
43

Western Digital WD Red Plus Internal Hard Drive 8TB CMR 3.5 inch SATA 5640 RPM 256MB NAS WD80EFPX-AJP Eco Package

Western DigitalAmazon

Capacity

8 TB

Price

$261.47

$/GB

$0.044

Check Price at Amazon
44

Western Digital 2TB WD Blue PC Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 256 MB Cache, 3.5" - WD20EZBX

Western DigitalAmazon2yrHDD

Capacity

2 TB

Price

$88.99

$/GB

$0.044

Check Price at Amazon
45

WD - My Passport 5TB External USB 3.0 Portable Hard Drive - Black

Western DigitalBest Buy3yrHDD
4.7(2,889)

Capacity

5 TB

Price

$224.99

$/GB

$0.045

Check Price at Best Buy
46

WD 5TB My Passport, Portable External Hard Drive, Blue, Backup Software with Defense Against ransomware, and Password Protection, USB 3.1/USB 3.0 Compatible - WDBPKJ0050BBL-WESN

Western DigitalAmazonHDD

Capacity

5 TB

Price

$224.99

$/GB

$0.045

Check Price at Amazon
47

Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFAX

Western DigitalAmazonHDD

Capacity

8 TB

Price

$375.00

$/GB

$0.047

Check Price at Amazon
48

WD 5TB My Passport Ultra for Mac Silver, Portable External Hard Drive, backup software with defense against ransomware, and password protection, USB-C and USB 3.1 - WDBPMV0050BSL-WESN

Western DigitalAmazonHDD

Capacity

5 TB

Price

$234.99

$/GB

$0.047

Check Price at Amazon
49

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

Western DigitalAmazonHDD

Capacity

5 TB

Price

$239.99

$/GB

$0.048

Check Price at Amazon
50

Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ

Western DigitalAmazonHDD

Capacity

4 TB

Price

$194.99

$/GB

$0.049

Check Price at Amazon
51

Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN

Western DigitalAmazonHDD

Capacity

4 TB

Price

$196.00

$/GB

$0.049

Check Price at Amazon
52

Western Digital WD Bulk WD10EURX 1TB AV GP SATA 6Gbs 3.5", 1 TB

Western DigitalAmazonHDD

Capacity

1 TB

Price

$50.99

$/GB

$0.051

Check Price at Amazon
53

WD - My Passport for Mac 4TB External USB 3.0 Portable Hard Drive - Blue

Western DigitalBest Buy3yrHDD
4.6(611)

Capacity

4 TB

Price

$204.99

$/GB

$0.051

Check Price at Best Buy
54

Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 128 MB Cache, 3.5" - WD84PURZ

Western DigitalAmazonHDD

Capacity

8 TB

Price

$413.95

$/GB

$0.052

Check Price at Amazon
55

WD - My Passport Ultra for Mac 4TB External USB 3.0 Portable Hard Drive - Silver

Western DigitalBest Buy3yrHDD
4.5(551)

Capacity

4 TB

Price

$209.99

$/GB

$0.052

Check Price at Best Buy
56

WD - My Passport Ultra 4TB External USB 3.0 Portable Hard Drive - Silver

Western DigitalBest Buy3yrHDD
4.7(1,173)

Capacity

4 TB

Price

$209.99

$/GB

$0.052

Check Price at Best Buy
57

WD 2TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0020BBK-WESN

Western DigitalAmazonHDD

Capacity

2 TB

Price

$105.99

$/GB

$0.053

Check Price at Amazon
58

WD - Easystore 2TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Western DigitalBest Buy2yrHDD
4.7(17,582)

Capacity

2 TB

Price

$109.99

$/GB

$0.055

Check Price at Best Buy
59

Western Digital 3TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 64 MB Cache, 3.5" - WD30PURZ

Western DigitalAmazonHDD

Capacity

3 TB

Price

$167.00

$/GB

$0.056

Check Price at Amazon
60

SanDisk Professional 5TB G-Drive ArmorATD - Rugged, Durable Portable External Hard Drive HDD, USB-C, USB 3.2 Gen 1 - SDPH81G-005T-GBA1D

Western DigitalAmazon3yrHDD

Capacity

5 TB

Price

$294.99

$/GB

$0.059

Check Price at Amazon
61

Western Digital 1TB 5400RPM 16MB Cache SATA 6.0Gb/s 2.5inch Hard Drive (for PS4 Game Console HDD Upgrade/Repair)

Western DigitalAmazon3yrHDD

Capacity

1 TB

Price

$59.99

$/GB

$0.060

Check Price at Amazon
62

WD - P10 2TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Western DigitalBest Buy3yrHDD
4.9(18)

Capacity

2 TB

Price

$119.99

$/GB

$0.060

Check Price at Best Buy
63

WD - My Passport Ultra for Mac 2TB External USB 3.0 Portable Hard Drive - Silver

Western DigitalBest Buy3yrHDD
4.7(758)

Capacity

2 TB

Price

$124.99

$/GB

$0.062

Check Price at Best Buy
64

WD 2TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBYVG0020BBK-WESN

Western DigitalAmazonHDD

Capacity

2 TB

Price

$124.99

$/GB

$0.062

Check Price at Amazon
65

Western Digital 6TB WD Red NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, SMR, 256MB Cache, 3.5" - WD60EFAX

Western DigitalAmazon

Capacity

6 TB

Price

$379.99

$/GB

$0.063

Check Price at Amazon
66

WD 2TB My Passport, Portable External Hard Drive, Blue, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBYVG0020BBL-WESN

Western DigitalAmazonHDD

Capacity

2 TB

Price

$129.99

$/GB

$0.065

Check Price at Amazon
67

Western Digital 2TB WD Blue PC Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, , 64 MB Cache, 3.5" - WD20EZRZ

Western DigitalAmazonHDD

Capacity

2 TB

Price

$129.99

$/GB

$0.065

Check Price at Amazon
68

WD - My Passport for Mac 2TB External USB 3.0 Portable Hard Drive - Blue

Western DigitalBest Buy3yrHDD
4.7(1,380)

Capacity

2 TB

Price

$139.99

$/GB

$0.070

Check Price at Best Buy
69

Western Digital 3TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD30EFRX

Western DigitalAmazonHDD

Capacity

3 TB

Price

$220.00

$/GB

$0.073

Check Price at Amazon
70

Wd Blue Wd10ezex 1 Tb 3.5 Internal Hard Drive - Sata - 7200 RPM - 64

Western DigitalAmazonHDD

Capacity

1 TB

Price

$76.80

$/GB

$0.077

Check Price at Amazon
71

Western Digital 6TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD6003FFBX

Western DigitalAmazon

Capacity

6 TB

Price

$499.00

$/GB

$0.083

Check Price at Amazon
72

WD Blue 500GB Desktop Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 32MB Cache 3.5 Inch - WD5000AZLX

Western DigitalAmazon2yrHDD

Capacity

500 GB

Price

$46.00

$/GB

$0.092

Check Price at Amazon
73

WD - Easystore 1TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Western DigitalBest Buy2yrHDD
4.7(13,705)

Capacity

1 TB

Price

$94.99

$/GB

$0.095

Check Price at Best Buy
74

WD Blue 500GB Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 16MB Cache 3.5 Inch - WD5000AAKX

Western DigitalAmazonHDD

Capacity

500 GB

Price

$49.99

$/GB

$0.100

Check Price at Amazon
75

Western Digital 1TB 3.5" SATA HDD 7200RPM Internal Desktop Hard Drive for PC/Mac - OEM WD10EZEX 1 TB

Western DigitalAmazonHDD

Capacity

1 TB

Price

$99.99

$/GB

$0.100

Check Price at Amazon
76

WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black

Western DigitalBest Buy3yrHDD
4.7(2,650)

Capacity

1 TB

Price

$99.99

$/GB

$0.100

Check Price at Best Buy
77

Western Digital 1TB WD Blue PC Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 64 MB Cache, 3.5" - WD10EZEX

Western DigitalAmazonHDD

Capacity

1 TB

Price

$99.99

$/GB

$0.100

Check Price at Amazon
78

Western Digital 1TB WD Blue Mobile Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 2.5" - WD10SPZX

Western DigitalAmazonHDD

Capacity

1 TB

Price

$99.99

$/GB

$0.100

Check Price at Amazon
79

Western Digital(WD) BLUE Deskptop 1TB( 1Terabyte) 3.5"Hard Disk Drive, 5400~7200RPM, SATA3 ( 6.0GB/s), 64MB Cache, IDEAL for PC/Mac/CCTV/NAS/DVR/Raid and SATA Applications, 1YR Warranty (Blue)

Western DigitalAmazonHDD

Capacity

1 TB

Price

$99.99

$/GB

$0.100

Check Price at Amazon
80

Western Digital Blue WD5000AZLX 500GB 7200 RPM 32MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive

Western DigitalAmazonHDD

Capacity

500 GB

Price

$58.00

$/GB

$0.116

Check Price at Amazon
81

For WD/Western Data WD2002FFSX Red Disk PRO Series Enterprise NAS Special Mechanical Hard Drive 2TB

Western DigitalNeweggHDD

Capacity

2TB

Price

$241.00

$/GB

$0.120

Check Price at Newegg
82

Swann 8 Channel 960H Professional Security System with 1TB Hard Drive, 6 900TVL Cameras, and 82 Feet Night Vision (SWDVK-834506-CL)

Western DigitalNeweggHDD

Capacity

1TB

Price

$1199.99

$/GB

$1.200

Check Price at Newegg
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About Western Digital Hard Drives (HDD)

Compare all Western Digital hard drives (hdd) sorted by price per gigabyte. BuyPerUnit tracks 80 Western Digital products across multiple retailers to help you find the best storage deals. Prices range from $0.0260/GB to $1.2000/GB.

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