Product comparison · 2 internal hard drives

Seagate Barracuda ES 250GB SATA-II vs Seagate Barracuda ES 500GB, 7200rpm, SATA-II, 10pk

21specifications compared
5differ
16identical
11known for one product only

Key differences

HDD capacity
- Barracuda ES 250GB SATA-II:250.1 GB
- Barracuda ES 500GB, 7200rpm, SATA-II, 10pk:500 GB
Storage drive buffer size
- Barracuda ES 250GB SATA-II:8 MB
- Barracuda ES 500GB, 7200rpm, SATA-II, 10pk:16 MB
Read seek time
- Barracuda ES 250GB SATA-II:8.5 ms
- Barracuda ES 500GB, 7200rpm, SATA-II, 10pk:9.5 ms
Write seek time
- Barracuda ES 250GB SATA-II:9.5 ms
- Barracuda ES 500GB, 7200rpm, SATA-II, 10pk:8.5 ms
Weight
- Barracuda ES 250GB SATA-II:580 g
- Barracuda ES 500GB, 7200rpm, SATA-II, 10pk:720 g

Side by side

Differences highlightedShow differences only

Comparison of Barracuda ES 250GB SATA-II, Barracuda ES 500GB, 7200rpm, SATA-II, 10pk
32 specifications	A Seagate Barracuda ES 250GB SATA-II View product	B Seagate Barracuda ES 500GB, 7200rpm, SATA-II, 10pk View product
Features4 differ
HDD capacityDiffers	250.1 GB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA II	Serial ATA II
Storage drive buffer sizeDiffers	8 MB	16 MB
HDD number of headsKnown for one	3	Unknown — not stated by the source
Read seek timeDiffers	8.5 ms	9.5 ms
Write seek timeDiffers	9.5 ms	8.5 ms
Track to track seek time	0.8 ms	0.8 ms
Average latency	4.16 ms	4.16 ms
Bytes per sector	512	512
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Start-up currentKnown for one	2.8 A	Unknown — not stated by the source
Power consumption (typical)Known for one	Unknown — not stated by the source	15 W
Operational conditionsidentical
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating shock	63 G	63 G
Non-operating shock	225 G	225 G
Operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 12192 m
Weight & dimensions1 differ
Width	101.6 mm	101.6 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightDiffers	580 g	720 g
Other featuresidentical
HDD transfer rateKnown for one	1030 Mbit/s	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	101.6 x 146.99 x 26.1 mm	Unknown — not stated by the source
Data transfer rate	3 Gbit/s	3 Gbit/s
Internal	Yes	Yes
USB poweredKnown for one	No	Unknown — not stated by the source
Compatible productsKnown for one	PCs	Unknown — not stated by the source
Maximum data transfer rateKnown for one	Unknown — not stated by the source	1030 Mbit/s
Sustained data rateKnown for one	Unknown — not stated by the source	72 MB/s

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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