Product comparison · 2 internal hard drives

Samsung 400GB Serial ATA II HDD vs Seagate Barracuda 7200.9, 250GB

14specifications compared
4differ
10identical
20known for one product only

Key differences

The Samsung 400GB Serial ATA II HDD has 150 GB more HDD capacity than the Seagate Barracuda 7200.9, 250GB (400 GB vs 250 GB). The Samsung 400GB Serial ATA II HDD has 0.01 ms more average latency than the Seagate Barracuda 7200.9, 250GB (4.17 ms vs 4.16 ms). The Samsung 400GB Serial ATA II HDD has 0.5 W more power consumption (standby) than the Seagate Barracuda 7200.9, 250GB (1.3 W vs 0.8 W).

HDD capacity
- 400GB Serial ATA II HDD:400 GB
- Barracuda 7200.9, 250GB:250 GB
Average latency
- 400GB Serial ATA II HDD:4.17 ms
- Barracuda 7200.9, 250GB:4.16 ms
Power consumption (standby)
- 400GB Serial ATA II HDD:1.3 W
- Barracuda 7200.9, 250GB:0.8 W
Non-operating shock
- 400GB Serial ATA II HDD:300 G
- Barracuda 7200.9, 250GB:350 G

Side by side

Differences highlightedShow differences only

Comparison of 400GB Serial ATA II HDD, Barracuda 7200.9, 250GB
34 specifications	A Samsung 400GB Serial ATA II HDD View product	B Seagate Barracuda 7200.9, 250GB View product
Features2 differ
HDD capacityDiffers	400 GB	250 GB
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
Average seek timeKnown for one	8.9 ms	Unknown — not stated by the source
Average latencyDiffers	4.17 ms	4.16 ms
Mean time between failures (MTBF)Known for one	600000 h	Unknown — not stated by the source
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Power1 differ
Power consumption (typical)Known for one	10 W	Unknown — not stated by the source
Power consumption (standby)Differs	1.3 W	0.8 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	7.2 W
Operational conditions1 differ
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	0 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	0 - 12000 m	Unknown — not stated by the source
Non-operating shockDiffers	300 G	350 G
Other featuresidentical
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
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	3.4 dB
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101 mm
DepthKnown for one	Unknown — not stated by the source	146 mm
HeightKnown for one	Unknown — not stated by the source	26 mm
WeightKnown for one	Unknown — not stated by the source	635 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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