Product comparison · 2 internal hard drives

Seagate 160GB Ultra-ATA/100 HDD vs Seagate DB35 7200.2 500GB SATA 3Gb/s

17specifications compared
4differ
13identical
12known for one product only

Key differences

HDD capacity
- 160GB Ultra-ATA/100 HDD:250 GB
- DB35 7200.2 500GB SATA 3Gb/s:500 GB
Interface
- 160GB Ultra-ATA/100 HDD:Ultra-ATA/100
- DB35 7200.2 500GB SATA 3Gb/s:Serial ATA
Height
- 160GB Ultra-ATA/100 HDD:20 mm
- DB35 7200.2 500GB SATA 3Gb/s:26.1 mm
Weight
- 160GB Ultra-ATA/100 HDD:345 g
- DB35 7200.2 500GB SATA 3Gb/s:580 g

Side by side

Differences highlightedShow differences only

Comparison of 160GB Ultra-ATA/100 HDD, DB35 7200.2 500GB SATA 3Gb/s
29 specifications	A Seagate 160GB Ultra-ATA/100 HDD View product	B Seagate DB35 7200.2 500GB SATA 3Gb/s View product
Features2 differ
HDD capacityDiffers	250 GB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Ultra-ATA/100	Serial ATA
Component forKnown for one	Surveillance system	Unknown — not stated by the source
Storage drive buffer size	8 MB	8 MB
Read seek timeKnown for one	17 ms	Unknown — not stated by the source
Write seek timeKnown for one	14 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	1 ms	Unknown — not stated by the source
Bytes per sector	512	512
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating shockKnown for one	63 G	Unknown — not stated by the source
Non-operating shockKnown for one	300 G	Unknown — not stated by the source
Weight & dimensions2 differ
Width	101.6 mm	101.6 mm
Depth	147 mm	147 mm
HeightDiffers	20 mm	26.1 mm
WeightDiffers	345 g	580 g
Other featuresidentical
Power requirementsKnown for one	+5V; +12V	Unknown — not stated by the source
Data transfer rate	3 Gbit/s	3 Gbit/s
Drive ready timeKnown for one	5 s	Unknown — not stated by the source
Internal	Yes	Yes
Drive devices burst data transfer rate (PIO)Known for one	0-4	Unknown — not stated by the source
Drive devices burst data transfer rate (Ultra DMA)Known for one	0-6	Unknown — not stated by the source
Maximum data transfer rateKnown for one	Unknown — not stated by the source	815.2 Mbit/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.

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