As of October 2026, the cheapest Silicon Power hard drives (hdd) on BuyPerUnit costs $0.0822/GB — a Silicon Power 4TB Armor A60 IPX4 Water-resistant and Shockproof Portable Hard Drive USB 3.1 Gen1 Model SP040TBPHDA60S3K Black (4TB) available at Newegg for $328.99. BuyPerUnit tracks 8 Silicon Power hard drives (hdd) across Amazon, Best Buy, and Newegg, updated daily.

Silicon Power Hard Drives (HDD)

8 Silicon Power products ranked by price per gigabyte. Best value: $0.0822/GB

Products

8

Best $/GB

$0.0822

Highest $/GB

$0.2120

Ranked by:$/GB
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1

Silicon Power 4TB Armor A60 IPX4 Water-resistant and Shockproof Portable Hard Drive USB 3.1 Gen1 Model SP040TBPHDA60S3K Black

Silicon PowerNeweggHDD

Capacity

4TB

Price

$328.99

$/GB

$0.082

Check Price at Newegg ↗
2

2TB Silicon Power Armor A60 Shockproof Portable Hard Drive - USB3.2 - All-Black Edition

Silicon PowerNeweggHDD

Capacity

2TB

Price

$180.99

$/GB

$0.090

Check Price at Newegg ↗
3

4TB Silicon Power Armor A60 Shockproof Portable Hard Drive - USB3.2 - All-Black Edition

Silicon PowerNeweggHDD

Capacity

4TB

Price

$410.99

$/GB

$0.103

Check Price at Newegg ↗
4

5TB Silicon Power Armor A60 Shockproof Portable Hard Drive - USB3.0 - Black/Green Edition

Silicon PowerNeweggHDD

Capacity

5TB

Price

$522.99

$/GB

$0.105

Check Price at Newegg ↗
5

Silicon Power 2TB Armor A80 Portable Hard Drive USB 3.0 Model SP020TBPHDA80S3B Blue

Silicon PowerNeweggHDD

Capacity

2TB

Price

$231.99

$/GB

$0.116

Check Price at Newegg ↗
6

Silicon Power 2TB Armor A60 Shockproof and Water-Resistant Portable Hard Drive USB 3.0 Model SP020TBPHDA60S3K Black

Silicon PowerNeweggHDD

Capacity

2TB

Price

$245.99

$/GB

$0.123

Check Price at Newegg ↗
7

Silicon Power 1TB Armor A80 Portable Hard Drive USB 3.0 Model SP010TBPHDA80S3B Blue

Silicon PowerNeweggHDD

Capacity

1TB

Price

$184.99

$/GB

$0.185

Check Price at Newegg ↗
8

Silicon Power 1TB Armor A60 Shockproof and Water-Resistant Portable Hard Drive USB 3.0 Model SP010TBPHDA60S3K Black

Silicon PowerNeweggHDD

Capacity

1TB

Price

$211.99

$/GB

$0.212

Check Price at Newegg ↗
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About Silicon Power Hard Drives (HDD)

Compare all Silicon Power hard drives (hdd) sorted by price per gigabyte. BuyPerUnit tracks 8 Silicon Power products across multiple retailers to help you find the best storage deals. Prices range from $0.0822/GB to $0.2120/GB.

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