Product comparison · 2 internal hard drives

Samsung 400GB Serial ATA II HDD vs Seagate 160GB 3.5" SATA

18specifications compared
12differ
6identical
23known for one product only

Key differences

HDD capacity
- 400GB Serial ATA II HDD:400 GB
- 160GB 3.5" SATA:60 GB
HDD size
- 400GB Serial ATA II HDD:3.5"
- 160GB 3.5" SATA:2.5"
Interface
- 400GB Serial ATA II HDD:Serial ATA II
- 160GB 3.5" SATA:Serial ATA
Storage drive buffer size
- 400GB Serial ATA II HDD:16 MB
- 160GB 3.5" SATA:8 MB
Average seek time
- 400GB Serial ATA II HDD:8.9 ms
- 160GB 3.5" SATA:10.5 ms
Average latency
- 400GB Serial ATA II HDD:4.17 ms
- 160GB 3.5" SATA:4.2 ms
Power consumption (standby)
- 400GB Serial ATA II HDD:1.3 W
- 160GB 3.5" SATA:0.28 W
Operating voltage
- 400GB Serial ATA II HDD:5 / 12 V
- 160GB 3.5" SATA:5 V

Side by side

Differences highlightedShow differences only

Comparison of 400GB Serial ATA II HDD, 160GB 3.5" SATA
41 specifications	A Samsung 400GB Serial ATA II HDD View product	B Seagate 160GB 3.5" SATA View product
Features6 differ
HDD capacityDiffers	400 GB	60 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	Serial ATA
TypeKnown for one	Unknown — not stated by the source	HDD
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeDiffers	16 MB	8 MB
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	3
Average seek timeDiffers	8.9 ms	10.5 ms
Average latencyDiffers	4.17 ms	4.2 ms
Bytes per sector	512	512
Full stroke seek timeKnown for one	18 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	0.8 ms	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	600000 h	Unknown — not stated by the source
Power2 differ
Power consumption (standby)Differs	1.3 W	0.28 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.95 W
Power consumption (read)Known for one	Unknown — not stated by the source	2.2 W
Power consumption (write)Known for one	Unknown — not stated by the source	2.2 W
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentKnown for one	Unknown — not stated by the source	1.28 A
Power consumption (typical)Known for one	10 W	Unknown — not stated by the source
Operational conditions4 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 altitudeDiffers	0 - 3000 m	-60.96 - 3048 m
Non-operating altitudeDiffers	0 - 12000 m	-60.96 - 12192 m
Operating shockDiffers	63 G	250 G
Non-operating shockDiffers	300 G	800 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.2 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	115 g
Other featuresidentical
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
HDD transfer rateKnown for one	1000 Mbit/s	Unknown — not stated by the source
Power requirementsKnown for one	+5V±5%;+12V±10%	Unknown — not stated by the source
Drive ready timeKnown for one	10 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.

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