Product comparison · 2 internal hard drives

Seagate NAS 2TB vs Seagate NAS 4TB

Key differences

Differences highlightedShow differences only

Comparison of NAS 2TB, NAS 4TB
25 specifications	A Seagate NAS 2TB View product	B Seagate NAS 4TB View product
Features1 differ
HDD capacityDiffers	2 TB	4 TB
HDD speed	5900 RPM	5900 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA III	Serial ATA III
Storage drive buffer size	64 MB	64 MB
SMART technology	Yes	Yes
Start/stop cycles	600000	600000
Mean time between failures (MTBF)	1000000 h	1000000 h
Power3 differ
Power consumption (standby)Differs	4.3 W	4.8 W
Power consumption (PowerSave)Differs	0.3 W	0.5 W
Power consumption (idle)Differs	3 W	3.95 W
Operating voltage	5 / 12 V	5 / 12 V
Start-up current	2 A	2 A
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating shock	80 G	80 G
Non-operating shock	300 G	300 G
Weight & dimensions1 differ
Width	101.6 mm	101.6 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightDiffers	535 g	610 g
Other features1 differ
Product colour	Black	Black
Data transfer rate	6 Gbit/s	6 Gbit/s
Windows operating systems supported	Yes	Yes
Sustained data rateDiffers	159 MB/s	180 MB/s

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.