Product comparison · 2 internal hard drives

Samsung HM250JI- 250GB HDD vs Seagate Barracuda 7200.10 750GB SATA-II

13specifications compared
10differ
3identical
19known for one product only

Key differences

HDD capacity
- HM250JI- 250GB HDD:250 GB
- Barracuda 7200.10 750GB SATA-II:750 GB
HDD speed
- HM250JI- 250GB HDD:5400 RPM
- Barracuda 7200.10 750GB SATA-II:7200 RPM
Interface
- HM250JI- 250GB HDD:Serial ATA
- Barracuda 7200.10 750GB SATA-II:Serial ATA II
Storage drive buffer size
- HM250JI- 250GB HDD:8 MB
- Barracuda 7200.10 750GB SATA-II:16 MB
Track to track seek time
- HM250JI- 250GB HDD:2 ms
- Barracuda 7200.10 750GB SATA-II:8.5 ms
Average latency
- HM250JI- 250GB HDD:5.6 ms
- Barracuda 7200.10 750GB SATA-II:4.16 ms
Power consumption (standby)
- HM250JI- 250GB HDD:0.25 W
- Barracuda 7200.10 750GB SATA-II:0.8 W
Operating temperature (T-T)
- HM250JI- 250GB HDD:5 - 55 °C
- Barracuda 7200.10 750GB SATA-II:0 - 40 °C

Side by side

Differences highlightedShow differences only

Comparison of HM250JI- 250GB HDD, Barracuda 7200.10 750GB SATA-II
32 specifications	A Samsung HM250JI- 250GB HDD View product	B Seagate Barracuda 7200.10 750GB SATA-II View product
Features6 differ
HDD capacityDiffers	250 GB	750 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceDiffers	Serial ATA	Serial ATA II
Storage drive buffer sizeDiffers	8 MB	16 MB
Full stroke seek timeKnown for one	22 ms	Unknown — not stated by the source
Track to track seek timeDiffers	2 ms	8.5 ms
Average seek timeKnown for one	12 ms	Unknown — not stated by the source
Average latencyDiffers	5.6 ms	4.16 ms
Bytes per sector	512	512
Mean time between failures (MTBF)Known for one	330000 h	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	2 W	Unknown — not stated by the source
Power consumption (standby)Differs	0.25 W	0.8 W
Power consumption (PowerSave)Known for one	0.20 W	Unknown — not stated by the source
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 40 °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 shockDiffers	1000 G	300 G
Other features1 differ
Power requirementsKnown for one	+5V	Unknown — not stated by the source
Drive ready timeKnown for one	3.5 s	Unknown — not stated by the source
Internal	Yes	Yes
Acoustic pressure emissionsDiffers	2.4 dB	2.7 dB
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	720 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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