Product comparison · 2 internal hard drives

Samsung Spinpoint M HM120JC internal hard drive vs Seagate Barracuda 7200.9 160 GB Serial ATA NCQ ret

8specifications compared
6differ
2identical
18known for one product only

Key differences

The Seagate Barracuda 7200.9 160 GB Serial ATA NCQ ret has 40 GB more HDD capacity than the Samsung Spinpoint M HM120JC internal hard drive (160 GB vs 120 GB). The Seagate Barracuda 7200.9 160 GB Serial ATA NCQ ret has 1,800 RPM more HDD speed than the Samsung Spinpoint M HM120JC internal hard drive (7200 RPM vs 5400 RPM). The Samsung Spinpoint M HM120JC internal hard drive has 1.44 ms more average latency than the Seagate Barracuda 7200.9 160 GB Serial ATA NCQ ret (5.6 ms vs 4.16 ms). Interface: Ultra-ATA/100 on the Samsung Spinpoint M HM120JC internal hard drive, Serial ATA II on the Seagate Barracuda 7200.9 160 GB Serial ATA NCQ ret.

HDD capacity
- Spinpoint M HM120JC internal hard drive:120 GB
- Barracuda 7200.9 160 GB Serial ATA NCQ ret:160 GB
HDD speed
- Spinpoint M HM120JC internal hard drive:5400 RPM
- Barracuda 7200.9 160 GB Serial ATA NCQ ret:7200 RPM
Interface
- Spinpoint M HM120JC internal hard drive:Ultra-ATA/100
- Barracuda 7200.9 160 GB Serial ATA NCQ ret:Serial ATA II
Average latency
- Spinpoint M HM120JC internal hard drive:5.6 ms
- Barracuda 7200.9 160 GB Serial ATA NCQ ret:4.16 ms
Weight
- Spinpoint M HM120JC internal hard drive:100 g
- Barracuda 7200.9 160 GB Serial ATA NCQ ret:580 g
Drive device, transfer rate
- Spinpoint M HM120JC internal hard drive:100 MB/s
- Barracuda 7200.9 160 GB Serial ATA NCQ ret:300 MB/s

Side by side

Differences highlightedShow differences only

Comparison of HM120JC, Barracuda 7200.9 160 GB Serial ATA NCQ ret
26 specifications	A Samsung Spinpoint M HM120JC internal hard drive Model HM120JC View product	B Seagate Barracuda 7200.9 160 GB Serial ATA NCQ ret View product
Features4 differ
HDD capacityDiffers	120 GB	160 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceDiffers	Ultra-ATA/100	Serial ATA II
Track to track seek timeKnown for one	2 ms	Unknown — not stated by the source
Average seek timeKnown for one	12 ms	Unknown — not stated by the source
Average latencyDiffers	5.6 ms	4.16 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Start/stop cyclesKnown for one	600000	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	330000 h	Unknown — not stated by the source
HDD number of cylindersKnown for one	Unknown — not stated by the source	16383
HDD number of headsKnown for one	Unknown — not stated by the source	16
Read seek timeKnown for one	Unknown — not stated by the source	11 ms
Write seek timeKnown for one	Unknown — not stated by the source	12 ms
Poweridentical
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Power consumption (standby)Known for one	Unknown — not stated by the source	0.329 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	6.946 W
Weight & dimensions1 differ
WidthKnown for one	100 mm	Unknown — not stated by the source
DepthKnown for one	70 mm	Unknown — not stated by the source
HeightKnown for one	9.4 mm	Unknown — not stated by the source
WeightDiffers	100 g	580 g
Other features1 differ
HDD transfer rateKnown for one	431 Mbit/s	Unknown — not stated by the source
Drive device, transfer rateDiffers	100 MB/s	300 MB/s
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	101.6 x 146.9 x 26.04 mm

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.

More internal hard drive comparisons

All internal hard drive comparisons