Product comparison · 2 internal hard drives

Seagate 2TB SAS 3.5" vs Seagate ES.2 2TB

Key differences

Differences highlightedShow differences only

Comparison of 2TB SAS 3.5", ES.2 2TB
27 specifications	A Seagate 2TB SAS 3.5"View product	B Seagate ES.2 2TB View product
Features1 differ
HDD capacity	2 TB	2 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	SAS	Serial ATA III
Component forKnown for one	Unknown — not stated by the source	NAS
Storage drive buffer size	64 MB	64 MB
Read seek time	8.5 ms	8.5 ms
Write seek time	9.5 ms	9.5 ms
Average latency	4.16 ms	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Mean time between failures (MTBF)	1200000 h	1200000 h
Power2 differ
Power consumption (typical)Differs	9.57 W	10.68 W
Power consumption (idle)Differs	5.69 W	7.7 W
Operating voltage	5 / 12 V	5 / 12 V
Start-up current	2.11 A	2.11 A
Operational conditionsidentical
Operating temperature (T-T)	5 - 60 °C	5 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Non-operating vibrationKnown for one	Unknown — not stated by the source	4.9 G
Operating shock	70 G	70 G
Non-operating shock	300 G	300 G
Weight & dimensions1 differ
Width	101.8 mm	101.8 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightDiffers	710 g	655 g
Other featuresidentical
Data transfer rate	6 Gbit/s	6 Gbit/s
InternalKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	FIPS 140-2	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.