Product comparison · 2 internal hard drives

Samsung 120GB Ultra-ATA/100 HDD vs Seagate Momentus 7200.2 160 GB SATA 3Gb/s

11specifications compared
6differ
5identical
21known for one product only

Key differences

The Seagate Momentus 7200.2 160 GB SATA 3Gb/s has 40 GB more HDD capacity than the Samsung 120GB Ultra-ATA/100 HDD (160 GB vs 120 GB). The Seagate Momentus 7200.2 160 GB SATA 3Gb/s has 1,800 RPM more HDD speed than the Samsung 120GB Ultra-ATA/100 HDD (7200 RPM vs 5400 RPM). The Samsung 120GB Ultra-ATA/100 HDD has 1 ms more average seek time than the Seagate Momentus 7200.2 160 GB SATA 3Gb/s (12 ms vs 11 ms). Interface: Ultra-ATA/100 on the Samsung 120GB Ultra-ATA/100 HDD, Serial ATA on the Seagate Momentus 7200.2 160 GB SATA 3Gb/s. Operating temperature (T-T): 5 - 55 °C on the Samsung 120GB Ultra-ATA/100 HDD, 0 - 60 °C on the Seagate Momentus 7200.2 160 GB SATA 3Gb/s.

HDD capacity
- 120GB Ultra-ATA/100 HDD:120 GB
- Momentus 7200.2 160 GB SATA 3Gb/s:160 GB
HDD speed
- 120GB Ultra-ATA/100 HDD:5400 RPM
- Momentus 7200.2 160 GB SATA 3Gb/s:7200 RPM
Interface
- 120GB Ultra-ATA/100 HDD:Ultra-ATA/100
- Momentus 7200.2 160 GB SATA 3Gb/s:Serial ATA
Average seek time
- 120GB Ultra-ATA/100 HDD:12 ms
- Momentus 7200.2 160 GB SATA 3Gb/s:11 ms
Average latency
- 120GB Ultra-ATA/100 HDD:5.6 ms
- Momentus 7200.2 160 GB SATA 3Gb/s:4.17 ms
Operating temperature (T-T)
- 120GB Ultra-ATA/100 HDD:5 - 55 °C
- Momentus 7200.2 160 GB SATA 3Gb/s:0 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of 120GB Ultra-ATA/100 HDD, Momentus 7200.2 160 GB SATA 3Gb/s
32 specifications	A Samsung 120GB Ultra-ATA/100 HDD View product	B Seagate Momentus 7200.2 160 GB SATA 3Gb/s View product
Features5 differ
HDD capacityDiffers	120 GB	160 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	Ultra-ATA/100	Serial ATA
Storage drive buffer size	8 MB	8 MB
Full stroke seek timeKnown for one	22 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	2 ms	Unknown — not stated by the source
Average seek timeDiffers	12 ms	11 ms
Average latencyDiffers	5.6 ms	4.17 ms
Mean time between failures (MTBF)Known for one	330000 h	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	Laptop
Poweridentical
Power consumption (typical)Known for one	2 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.25 W	Unknown — not stated by the source
Operating voltage	5 V	5 V
Operational conditions1 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)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-300 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-300 - 15000 m	Unknown — not stated by the source
Operating shockKnown for one	325 G	Unknown — not stated by the source
Non-operating shockKnown for one	1000 G	Unknown — not stated by the source
Other featuresidentical
Power requirementsKnown for one	+5V	Unknown — not stated by the source
Drive ready timeKnown for one	4 s	Unknown — not stated by the source
Internal	Yes	Yes
Acoustic pressure emissionsKnown for one	2.3 dB	Unknown — not stated by the source
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Sustained data rateKnown for one	Unknown — not stated by the source	59 MB/s
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	115 g

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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