As of April 2026, the cheapest Seagate hard drives (hdd) on BuyPerUnit costs $0.0212/GB — a Seagate - Barracuda 8TB Internal SATA Hard Drive for Desktops (8 TB) available at Best Buy for $169.99. BuyPerUnit tracks 44 Seagate hard drives (hdd) across Amazon, Best Buy, and Newegg, updated daily.

Seagate Hard Drives (HDD)

44 Seagate products ranked by price per gigabyte. Best value: $0.0212/GB

Products

44

Best $/GB

$0.0212

Highest $/GB

$0.2380

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1

Seagate - Barracuda 8TB Internal SATA Hard Drive for Desktops

SeagateBest BuyHDD
4.6(411)

Capacity

8 TB

Price

$169.99

$/GB

$0.021

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2

Seagate - Game Drive for Xbox 8TB External USB 3.2 Gen 1 Desktop Hard Drive with Certified Xbox Green LED Lighting - Black

SeagateBest BuyHDD
4.6(78)

Capacity

8 TB

Price

$199.99

$/GB

$0.025

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3

Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk

SeagateAmazon2yrHDD

Capacity

8 TB

Price

$208.00

$/GB

$0.026

Check Price at Amazon
4

Seagate 4 TB 3.5" Internal Hard Drive

SeagateAmazonHDD

Capacity

4 TB

Price

$108.00

$/GB

$0.027

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5

Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000)

SeagateAmazon5yrHDD

Capacity

28 TB

Price

$789.99

$/GB

$0.028

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6

Seagate - IronWolf Pro 24TB NAS Internal Hard Drive with Rescue Data Recovery Services

SeagateBest Buy5yrHDD
4.5(8)

Capacity

24 TB

Price

$679.99

$/GB

$0.028

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7

Seagate - Barracuda 8TB Internal Hard Drive for Desktops

SeagateBest Buy2yrHDD
4.6(411)

Capacity

8 TB

Price

$229.99

$/GB

$0.029

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8

Seagate - IronWolf Pro 16TB NAS Internal Hard Drive with Rescue Data Recovery Services

SeagateBest Buy5yrHDD
4.6(33)

Capacity

16 TB

Price

$459.99

$/GB

$0.029

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9

Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400)

SeagateAmazonHDD

Capacity

8 TB

Price

$236.39

$/GB

$0.030

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10

Seagate - Barracuda 4TB Internal Hard Drive for Desktops

SeagateBest Buy2yrHDD
4.8(16)

Capacity

4 TB

Price

$119.99

$/GB

$0.030

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11

Seagate - IronWolf 8TB NAS Internal Hard Drive with Rescue Data Recovery Services

SeagateBest Buy3yrHDD
4.8(191)

Capacity

8 TB

Price

$249.99

$/GB

$0.031

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12

Seagate - Expansion Desktop 8TB HDD - Black

SeagateBest Buy1yrHDD
4.7(170)

Capacity

8 TB

Price

$249.99

$/GB

$0.031

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13

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)

SeagateAmazonHDD

Capacity

8 TB

Price

$249.99

$/GB

$0.031

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14

Seagate - Game Drive for Xbox 5TB External USB 3.2 Gen 1 Portable Hard Drive Xbox Certified with Green LED Bar - Black

SeagateBest BuyHDD
4.5(77)

Capacity

5 TB

Price

$159.99

$/GB

$0.032

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15

Seagate - Astro Bot Limited Edition Game Drive for PlayStation 5TB External USB 3.2 Gen 1 Portable Hard Drive - White

SeagateBest BuyHDD
5.0(2)

Capacity

5 TB

Price

$159.99

$/GB

$0.032

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16

Seagate Skyhawk 4TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 64MB Cache for DVR NVR Security Camera System with Drive Health Management and in-House Rescue Services (ST4000VXZ16/016)

SeagateAmazon3yrHDD

Capacity

4 TB

Price

$129.99

$/GB

$0.032

Check Price at Amazon
17

Seagate Barracuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC (ST6000DM003)

SeagateAmazon2yrHDD

Capacity

6 TB

Price

$199.00

$/GB

$0.033

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18

Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03)

SeagateAmazonHDD

Capacity

6 TB

Price

$199.99

$/GB

$0.033

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19

Seagate Barracuda 4 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST4000DM004)

SeagateAmazonHDD

Capacity

4 TB

Price

$139.00

$/GB

$0.035

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20

Seagate - Game Drive for PlayStation Consoles 5TB External USB 3.2 Gen 1 Portable Hard Drive with Blue LED Lighting - White

SeagateBest Buy3yrHDD
4.6(511)

Capacity

5 TB

Price

$179.99

$/GB

$0.036

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21

Seagate Expansion 6TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP6000400)

SeagateAmazonHDD

Capacity

6 TB

Price

$219.99

$/GB

$0.037

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22

Seagate 4TB Enterprise Capacity SAS 12Gb s 512n 3.5" Internal Hard Drive Model ST4000NM0025

SeagateAmazonHDD

Capacity

4 TB

Price

$149.00

$/GB

$0.037

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23

Seagate - Expansion 5TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black

SeagateBest Buy1yrHDD
4.8(272)

Capacity

5 TB

Price

$189.99

$/GB

$0.038

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24

Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk

SeagateAmazonHDD

Capacity

4 TB

Price

$159.00

$/GB

$0.040

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25

Seagate Barracuda ST4000LM024 4 TB 2.5" Internal Hard Drive

SeagateAmazonHDD

Capacity

4 TB

Price

$159.00

$/GB

$0.040

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26

Seagate Portable 4TB External Hard Drive HDD – USB 3.0 for PC, Mac, Xbox, & PlayStation - 1-Year Rescue Service (SRD0NF1)

SeagateAmazon1yrHDD

Capacity

4 TB

Price

$159.99

$/GB

$0.040

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27

Seagate BarraCuda 5TB Internal Hard Drive HDD – 2.5 Inch SATA 6Gb/s 5400 RPM 128MB Cache for Computer Desktop PC (ST5000LM000)

SeagateAmazonHDD

Capacity

5 TB

Price

$207.00

$/GB

$0.041

Check Price at Amazon
28

Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method

SeagateNeweggHDD

Capacity

10TB

Price

$434.45

$/GB

$0.043

Check Price at Newegg
29

Seagate - Barracuda 2TB Internal Hard Drive for Desktops

SeagateBest Buy2yrHDD
4.7(1,165)

Capacity

2 TB

Price

$89.99

$/GB

$0.045

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30

Seagate BarraCuda 2TB Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache – Frustration Free Packaging (ST2000DM008/ST2000DMZ08)

SeagateAmazonHDD

Capacity

2 TB

Price

$89.99

$/GB

$0.045

Check Price at Amazon
31

Seagate One Touch, 2TB, Password activated hardware encryption, portable external hard drive, portable external hard drive, PC, Notebook & Mac, USB 3.0, Black (STKY2000400)

SeagateAmazon2yrHDD

Capacity

2 TB

Price

$92.38

$/GB

$0.046

Check Price at Amazon
32

Seagate - Game Drive for Xbox 2TB External USB 3.2 Gen 1 Portable Hard Drive Xbox Certified with Green LED Bar - Black

SeagateBest BuyHDD
4.6(978)

Capacity

2 TB

Price

$99.99

$/GB

$0.050

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33

Seagate 1TB Desktop HDD Hard Drive - Internal (ST1000DM003)

SeagateAmazon2yrHDD

Capacity

1 TB

Price

$52.00

$/GB

$0.052

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34

Seagate - One Touch with Password 2TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black

SeagateBest Buy2yrHDD
4.8(107)

Capacity

2 TB

Price

$109.99

$/GB

$0.055

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35

Constellation ES ST1000NM0011 1 TB Internal Hard Drive

SeagateAmazonHDD

Capacity

1 TB

Price

$59.00

$/GB

$0.059

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36

Seagate - Expansion 2TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services - Black

SeagateBest Buy1yrHDD
4.7(646)

Capacity

2 TB

Price

$119.99

$/GB

$0.060

Check Price at Best Buy
37

Seagate - Game Drive for PlayStation Consoles 2TB External USB 3.2 Gen 1 Portable Hard Drive with Blue LED Lighting - White

SeagateBest Buy3yrHDD
4.7(652)

Capacity

2 TB

Price

$119.99

$/GB

$0.060

Check Price at Best Buy
38

Seagate Portable 2TB External Hard Drive HDD — USB 3.0 for PC, Mac, PlayStation, & Xbox -1-Year Rescue Service (STGX2000400)

SeagateAmazon1yrHDD

Capacity

2 TB

Price

$119.99

$/GB

$0.060

Check Price at Amazon
39

(Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003)

SeagateAmazon2yrHDD

Capacity

1 TB

Price

$62.99

$/GB

$0.063

Check Price at Amazon
40

SEAGATE ST2000VXZ08 Skyhawk 2TB Surveillance Hard SATA 6Gb/s 64MB Cache 3.5" Internal Drive-Frustration Free Packaging (ST2000VX008),Mechanical Hard Disk

SeagateAmazonHDD

Capacity

2 TB

Price

$147.95

$/GB

$0.074

Check Price at Amazon
41

Seagate Bare Drives BarraCuda 1TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 64MB Cache for Computer Desktop PC – Frustration Free Packaging ST1000DMZ10/DM010

SeagateAmazon2yrHDD

Capacity

1 TB

Price

$89.99

$/GB

$0.090

Check Price at Amazon
42

Seagate BarraCuda 1TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 64MB Cache for Computer Desktop PC (ST1000DM010)

SeagateAmazon1yrHDD

Capacity

1 TB

Price

$92.99

$/GB

$0.093

Check Price at Amazon
43

Seagate Portable 1TB External Hard Drive HDD – USB 3.0 for PC, Mac, PlayStation, & Xbox, 1-Year Rescue Service (STGX1000400) , Black

SeagateAmazonHDD

Capacity

1 TB

Price

$105.58

$/GB

$0.106

Check Price at Amazon
44

Seagate Constellation 500 GB 7200RPM SATA 3Gb/s 32 MB Cache 2.5 Inch Internal Hard Drive - Bare Drive ST9500530NS

SeagateAmazon5yrHDD

Capacity

500 GB

Price

$119.00

$/GB

$0.238

Check Price at Amazon
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About Seagate Hard Drives (HDD)

Compare all Seagate hard drives (hdd) sorted by price per gigabyte. BuyPerUnit tracks 44 Seagate products across multiple retailers to help you find the best storage deals. Prices range from $0.0212/GB to $0.2380/GB.

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