Seagate 1 TB, 2.5", 12Gb/s SAS vs Seagate 146GB 3.5" SAS

The short verdict

Scores pending

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

1 TB, 2.5", 12Gb/s SAS

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146GB 3.5" SAS

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Choose the 1 TB, 2.5", 12Gb/s SAS if

Lighter in the hand (190 vs 674 g)

Full specs →

146GB 3.5" SAS

Full specs →

At a glance

Key differences

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

Why pick the1 TB, 2.5", 12Gb/s SAS1 win

−484 gLighter in the hand190 vs 674 g

Check priceNo store price yet

Why pick the146GB 3.5" SAS0 wins

No measured advantages in our spec data. Check the full specs below.

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Full specs

Side-by-side specifications

Performance2 differences

Mean time between failures (MTBF)

1400000 h

1600000 h

Storage drive buffer size

128 MB

16 MB

Battery & charging1 difference

Operating voltage

5 V

5 / 12 V

Design4 differences

Weight

190 g

674 g

Depth

100.5 mm

146.1 mm

Height

15 mm

25.4 mm

Width

70.1 mm

101.6 mm

General10 differences

Average latency

4.16 ms

2 ms

Capacity

1 TB

146 GB

HDD capacity

1 TB

146 GB

HDD size

2.5"

3.5"

HDD speed

7200 RPM

15000 RPM

Manufacturer Sku

ST1000NX0323-40PK

ST3146356FC

Non-operating shock

400 G

250 G

Non-operating vibration

3 G

2 Gs

Operating shock

25 G

60 G

Operating temperature (T-T)

5 - 55 °C

Operating vibration

0.5 G

1 Gs

Where to buy

Specs verified against manufacturer data. Prices in USD before tax; we may earn a commission from qualifying purchases.

Community

Which would you buy?

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1 TB, 2.5", 12Gb/s SAS vs 146GB 3.5" SAS

Scores pending

Key differences

Side-by-side specifications

Which would you buy?