Product comparison · 2 internal hard drives

Samsung 120GB Ultra ATA Hard Drive vs Seagate 146.8GB HD

22specifications compared
13differ
9identical
16known for one product only

Key differences

The Seagate 146.8GB HD has 26 GB more HDD capacity than the Samsung 120GB Ultra ATA Hard Drive (146 GB vs 120 GB). The Seagate 146.8GB HD has 7,800 RPM more HDD speed than the Samsung 120GB Ultra ATA Hard Drive (15000 RPM vs 7200 RPM). The Samsung 120GB Ultra ATA Hard Drive has 10.1 ms more full stroke seek time than the Seagate 146.8GB HD (18 ms vs 7.9 ms). Interface: Ultra-ATA/133 on the Samsung 120GB Ultra ATA Hard Drive, SCSI on the Seagate 146.8GB HD. Operating relative humidity (H-H): 5 - 90% on the Samsung 120GB Ultra ATA Hard Drive, 5 - 95% on the Seagate 146.8GB HD.

HDD capacity
- 120GB Ultra ATA Hard Drive:120 GB
- 146.8GB HD:146 GB
HDD speed
- 120GB Ultra ATA Hard Drive:7200 RPM
- 146.8GB HD:15000 RPM
Interface
- 120GB Ultra ATA Hard Drive:Ultra-ATA/133
- 146.8GB HD:SCSI
Full stroke seek time
- 120GB Ultra ATA Hard Drive:18 ms
- 146.8GB HD:7.9 ms
Track to track seek time
- 120GB Ultra ATA Hard Drive:0.8 ms
- 146.8GB HD:0.2 ms
Average latency
- 120GB Ultra ATA Hard Drive:4.17 ms
- 146.8GB HD:2 ms
Mean time between failures (MTBF)
- 120GB Ultra ATA Hard Drive:500000 h
- 146.8GB HD:1400000 h
Operating relative humidity (H-H)
- 120GB Ultra ATA Hard Drive:5 - 90%
- 146.8GB HD:5 - 95%

Side by side

Differences highlightedShow differences only

Comparison of 120GB Ultra ATA Hard Drive, 146.8GB HD
38 specifications	A Samsung 120GB Ultra ATA Hard Drive View product	B Seagate 146.8GB HD View product
Features7 differ
HDD capacityDiffers	120 GB	146 GB
HDD speedDiffers	7200 RPM	15000 RPM
InterfaceDiffers	Ultra-ATA/133	SCSI
Full stroke seek timeDiffers	18 ms	7.9 ms
Track to track seek timeDiffers	0.8 ms	0.2 ms
Average seek timeKnown for one	8.9 ms	Unknown — not stated by the source
Average latencyDiffers	4.17 ms	2 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
Mean time between failures (MTBF)Differs	500000 h	1400000 h
TypeKnown for one	Unknown — not stated by the source	HDD
Component forKnown for one	Unknown — not stated by the source	Server/workstation
HDD number of headsKnown for one	Unknown — not stated by the source	8
Read seek timeKnown for one	Unknown — not stated by the source	3.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	4 ms
SMART technologyKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power consumption (standby)Known for one	0.5 W	Unknown — not stated by the source
Operational conditions5 differ
Operating relative humidity (H-H)Differs	5 - 90%	5 - 95%
Operating altitudeDiffers	-305 - 3050 m	-304.8 - 3048 m
Non-operating altitudeDiffers	-305 - 12200 m	-304.8 - 12192 m
Operating shockDiffers	63 G	40 G
Non-operating shockDiffers	350 G	250 G
Operating vibrationKnown for one	Unknown — not stated by the source	0.4 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	1.2 G
Weight & dimensions1 differ
WeightDiffers	635 g	730 g
Other featuresidentical
Power requirementsKnown for one	5V°±5% / 12V°±10%	Unknown — not stated by the source
Drive device, transfer rateKnown for one	133 MB/s	Unknown — not stated by the source
Drive ready timeKnown for one	7 s	Unknown — not stated by the source
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.

More internal hard drive comparisons

All internal hard drive comparisons