Product comparison · 2 internal hard drives

Seagate 160GB 2.5" SATA II vs Seagate 80GB 2.5" SATA II

26specifications compared
3differ
23identical
7known for one product only

Key differences

The Seagate 160GB 2.5" SATA II has 80 GB more HDD capacity than the Seagate 80GB 2.5" SATA II (160 GB vs 80 GB). The Seagate 160GB 2.5" SATA II has 0.55 W more power consumption (idle) than the Seagate 80GB 2.5" SATA II (0.8 W vs 0.25 W). The Seagate 80GB 2.5" SATA II has 100 G more non-operating shock than the Seagate 160GB 2.5" SATA II (900 G vs 800 G).

HDD capacity
- 160GB 2.5" SATA II:160 GB
- 80GB 2.5" SATA II:80 GB
Power consumption (idle)
- 160GB 2.5" SATA II:0.8 W
- 80GB 2.5" SATA II:0.25 W
Non-operating shock
- 160GB 2.5" SATA II:800 G
- 80GB 2.5" SATA II:900 G

Side by side

Differences highlightedShow differences only

Comparison of 160GB 2.5" SATA II, 80GB 2.5" SATA II
33 specifications	A Seagate 160GB 2.5" SATA II View product	B Seagate 80GB 2.5" SATA II View product
Features1 differ
HDD capacityDiffers	160 GB	80 GB
HDD speed	7200 RPM	7200 RPM
HDD size	2.5"	2.5"
Interface	Serial ATA II	Serial ATA II
Type	HDD	HDD
Component for	Laptop	Laptop
Storage drive buffer size	8 MB	8 MB
HDD number of cylindersKnown for one	16383	Unknown — not stated by the source
HDD number of headsKnown for one	16	Unknown — not stated by the source
Read seek timeKnown for one	11 ms	Unknown — not stated by the source
Write seek timeKnown for one	13 ms	Unknown — not stated by the source
Average latency	4.17 ms	4.17 ms
Power1 differ
Power consumption (idle)Differs	0.8 W	0.25 W
Operating voltage	5 V	5 V
Start-up current	1.1 A	1.1 A
Power consumption (standby)Known for one	Unknown — not stated by the source	0.8 W
Power consumption (read)Known for one	Unknown — not stated by the source	2.1 W
Power consumption (write)Known for one	Unknown — not stated by the source	2.1 W
Operational conditions1 differ
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 altitude	-60.96 - 3048 m	-60.96 - 3048 m
Non-operating altitude	-60.96 - 12192 m	-60.96 - 12192 m
Operating shock	300 G	300 G
Non-operating shockDiffers	800 G	900 G
Weight & dimensionsidentical
Width	69.8 mm	69.8 mm
Depth	100.5 mm	100.5 mm
Height	9.5 mm	9.5 mm
Weight	115 g	115 g
Other featuresidentical
Windows operating systems supported	Yes	Yes
Linux operating systems supported	Yes	Yes
Sustained data rate	59 MB/s	59 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.

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