Product comparison · 2 internal hard drives

Seagate SATA 3.0-Gb/s 1-TB vs Seagate SV35 Series 7200.2 160GB SATA II 25pk

18specifications compared
9differ
9identical
21known for one product only

Key differences

HDD capacity
- SATA 3.0-Gb/s 1-TB:1 TB
- SV35 Series 7200.2 160GB SATA II 25pk:160 GB
Storage drive buffer size
- SATA 3.0-Gb/s 1-TB:32 MB
- SV35 Series 7200.2 160GB SATA II 25pk:8 MB
Read seek time
- SATA 3.0-Gb/s 1-TB:8.5 ms
- SV35 Series 7200.2 160GB SATA II 25pk:17 ms
Write seek time
- SATA 3.0-Gb/s 1-TB:9.5 ms
- SV35 Series 7200.2 160GB SATA II 25pk:14 ms
Operating temperature (T-T)
- SATA 3.0-Gb/s 1-TB:5 - 55 °C
- SV35 Series 7200.2 160GB SATA II 25pk:0 - 60 °C
Operating relative humidity (H-H)
- SATA 3.0-Gb/s 1-TB:5 - 95%
- SV35 Series 7200.2 160GB SATA II 25pk:5 - 90%
Operating shock
- SATA 3.0-Gb/s 1-TB:70 G
- SV35 Series 7200.2 160GB SATA II 25pk:63 G
Weight
- SATA 3.0-Gb/s 1-TB:677 g
- SV35 Series 7200.2 160GB SATA II 25pk:345 g

Side by side

Differences highlightedShow differences only

Comparison of SATA 3.0-Gb/s 1-TB, SV35 Series 7200.2 160GB SATA II 25pk
39 specifications	A Seagate SATA 3.0-Gb/s 1-TB View product	B Seagate SV35 Series 7200.2 160GB SATA II 25pk View product
Features4 differ
HDD capacityDiffers	1 TB	160 GB
HDD speed	7200 RPM	7200 RPM
Interface	Serial ATA II	Serial ATA II
Storage drive buffer sizeDiffers	32 MB	8 MB
HDD number of headsKnown for one	8	Unknown — not stated by the source
Read seek timeDiffers	8.5 ms	17 ms
Write seek timeDiffers	9.5 ms	14 ms
Track to track seek time	1 ms	1 ms
Average latencyKnown for one	4.16 ms	Unknown — not stated by the source
Bytes per sector	512	512
Start/stop cycles	50000	50000
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Component forKnown for one	Unknown — not stated by the source	Surveillance system
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Differs	5 - 95%	5 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating vibrationKnown for one	350 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	350 G	Unknown — not stated by the source
Operating altitudeKnown for one	-60.96 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	60.96 - 12192 m	Unknown — not stated by the source
Operating shockDiffers	70 G	63 G
Non-operating shock	300 G	300 G
Weight & dimensions1 differ
WeightDiffers	677 g	345 g
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	20 mm
Other features1 differ
HDD transfer rateKnown for one	1287 Mbit/s	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	101.6 x 146.99 x 26.1 mm	Unknown — not stated by the source
Disks included quantityKnown for one	4 pc(s)	Unknown — not stated by the source
Drive device, transfer rateKnown for one	300 MB/s	Unknown — not stated by the source
Drive ready timeDiffers	20 s	5 s
Internal	Yes	Yes
Recording densityKnown for one	1090 kbit/inch	Unknown — not stated by the source
Track densityKnown for one	150	Unknown — not stated by the source
Sustained data rateKnown for one	105 MB/s	Unknown — not stated by the source
Power requirementsKnown for one	Unknown — not stated by the source	+5V; +12V
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V

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.

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