Product comparison · 2 internal hard drives

Seagate 1TB SATA 3.5" 7200rpm 64MB vs Seagate 2TB SATA 3.5" 7200rpm 64MB

Key differences

HDD capacity
- 1TB SATA 3.5" 7200rpm 64MB:1 TB
- 2TB SATA 3.5" 7200rpm 64MB:2 TB
HDD number of heads
- 1TB SATA 3.5" 7200rpm 64MB:2
- 2TB SATA 3.5" 7200rpm 64MB:4
Power consumption (typical)
- 1TB SATA 3.5" 7200rpm 64MB:5.9 W
- 2TB SATA 3.5" 7200rpm 64MB:8 W
Height
- 1TB SATA 3.5" 7200rpm 64MB:20.2 mm
- 2TB SATA 3.5" 7200rpm 64MB:26.1 mm
Weight
- 1TB SATA 3.5" 7200rpm 64MB:400 g
- 2TB SATA 3.5" 7200rpm 64MB:622 g

Differences highlightedShow differences only

Comparison of 1TB SATA 3.5" 7200rpm 64MB, 2TB SATA 3.5" 7200rpm 64MB
24 specifications	A Seagate 1TB SATA 3.5" 7200rpm 64MB View product	B Seagate 2TB SATA 3.5" 7200rpm 64MB View product
Features2 differ
HDD capacityDiffers	1 TB	2 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA III	Serial ATA III
Type	HDD	HDD
Storage drive buffer size	64 MB	64 MB
HDD sustained transfer rate	210 MiB/s	210 MiB/s
HDD number of headsDiffers	2	4
Read seek time	8.5 ms	8.5 ms
Write seek time	9.5 ms	9.5 ms
Bytes per sector	4096	4096
Start/stop cycles	300000	300000
Power1 differ
Power consumption (typical)Differs	5.9 W	8 W
Power consumption (standby)Known for one	0.63 W	Unknown — not stated by the source
Operating voltage	5 / 12 V	5 / 12 V
Start-up currentKnown for one	2 A	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Weight & dimensions2 differ
Width	101.6 mm	101.6 mm
Depth	147 mm	147 mm
HeightDiffers	20.2 mm	26.1 mm
WeightDiffers	400 g	622 g
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Other featuresidentical
Compliance certificatesKnown for one	RoHS	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.