Product comparison · 2 internal hard drives

HP 160GB 10K SATA NCQ/SMART IV 2.5" 1st HDD vs Seagate 500GB 2.5" SATA II

5specifications compared
3differ
2identical
21known for one product only

Key differences

HDD capacity
- 160GB 10K SATA NCQ/SMART IV 2.5" 1st HDD:160 GB
- 500GB 2.5" SATA II:500 GB
HDD speed
- 160GB 10K SATA NCQ/SMART IV 2.5" 1st HDD:10000 RPM
- 500GB 2.5" SATA II:5400 RPM
Interface
- 160GB 10K SATA NCQ/SMART IV 2.5" 1st HDD:Serial ATA
- 500GB 2.5" SATA II:Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of 160GB 10K SATA NCQ/SMART IV 2.5" 1st HDD, 500GB 2.5" SATA II
26 specifications	A HP 160GB 10K SATA NCQ/SMART IV 2.5" 1st HDD View product	B Seagate 500GB 2.5" SATA II View product
Features3 differ
HDD capacityDiffers	160 GB	500 GB
HDD speedDiffers	10000 RPM	5400 RPM
InterfaceDiffers	Serial ATA	Serial ATA II
TypeKnown for one	Unknown — not stated by the source	HDD
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
HDD number of headsKnown for one	Unknown — not stated by the source	4
Average latencyKnown for one	Unknown — not stated by the source	5.6 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	600000
Poweridentical
Power consumption (standby)Known for one	Unknown — not stated by the source	0.22 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.81 W
Power consumption (read)Known for one	Unknown — not stated by the source	2.6 W
Power consumption (write)Known for one	Unknown — not stated by the source	2.85 W
Start-up currentKnown for one	Unknown — not stated by the source	1 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	Unknown — not stated by the source	350 G
Non-operating shockKnown for one	Unknown — not stated by the source	1000 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.5 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	98.8 g
Other featuresidentical
InternalKnown for one	Yes	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.

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