Seagate 1 TB 3.5" vs Seagate 10K.5

The short verdict

Scores pending

We haven’t scored these yet. Use the measured differences and full specs below.

1 TB 3.5"

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10K.5

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Choose the 1 TB 3.5" if

Cheaper today ($49.99 vs $1,016)

Check price at eBay →

Choose the 10K.5 if

Lighter in the hand (210 vs 615 g)

Check price at eBay →

At a glance

Key differences

Measured differences only. Ties and tiny gaps are left out.

Why pick the1 TB 3.5"1 win

−$966Cheaper today$49.99 vs $1,016

Check priceBest price · eBay · check the store for today’s priceCheck price at eBay ↗

Why pick the10K.51 win

−405 gLighter in the hand210 vs 615 g

Check priceBest price · eBay · check the store for today’s priceCheck price at eBay ↗

Full specs

Side-by-side specifications

Battery & charging1 difference

Operating voltage

5 / 12 V

5 V

Design4 differences

Weight

615 g

210 g

Depth

147 mm

100.5 mm

Height

26.1 mm

15 mm

Width

101.8 mm

70.1 mm

General6 differences

Capacity

1 TB

900 GB

HDD capacity

1 TB

900 GB

HDD size

3.5"

2.5"

HDD speed

5900 RPM

10000 RPM

Interface

Serial ATA III

Fibre Channel

Manufacturer Sku

ST31000424CS

ST9900805FC

Where to buy

eBayCheck price

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Community

Which would you buy?

One vote per person. Results appear after you vote.

1 TB 3.5" vs 10K.5

Scores pending

Key differences

Side-by-side specifications

Which would you buy?