Product comparison · 2 internal hard drives

Seagate Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk vs Seagate SATA 3.0-Gb/s 1-TB

17specifications compared
4differ
13identical
22known for one product only

Key differences

The Seagate SATA 3.0-Gb/s 1-TB has 0.2 ms more track to track seek time than the Seagate Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk (1 ms vs 0.8 ms). The Seagate SATA 3.0-Gb/s 1-TB has 7 G more operating shock than the Seagate Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk (70 G vs 63 G). The Seagate SATA 3.0-Gb/s 1-TB has 147 g more weight than the Seagate Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk (677 g vs 530 g). Interface: Serial ATA on the Seagate Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk, Serial ATA II on the Seagate SATA 3.0-Gb/s 1-TB.

Interface
- Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk:Serial ATA
- SATA 3.0-Gb/s 1-TB:Serial ATA II
Track to track seek time
- Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk:0.8 ms
- SATA 3.0-Gb/s 1-TB:1 ms
Operating shock
- Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk:63 G
- SATA 3.0-Gb/s 1-TB:70 G
Weight
- Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk:530 g
- SATA 3.0-Gb/s 1-TB:677 g

Side by side

Differences highlightedShow differences only

Comparison of Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk, SATA 3.0-Gb/s 1-TB
39 specifications	A Seagate Barracuda ES.2 SATA 3.0-Gb/s 1-TB HD 5pk View product	B Seagate SATA 3.0-Gb/s 1-TB View product
Features2 differ
HDD capacity	1 TB	1 TB
HDD speed	7200 RPM	7200 RPM
InterfaceDiffers	Serial ATA	Serial ATA II
Storage drive buffer size	32 MB	32 MB
HDD number of headsKnown for one	Unknown — not stated by the source	8
Read seek time	8.5 ms	8.5 ms
Write seek time	9.5 ms	9.5 ms
Track to track seek timeDiffers	0.8 ms	1 ms
Average latency	4.16 ms	4.16 ms
Bytes per sector	512	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	1200000 h	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	350 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	350 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
Operating shockDiffers	63 G	70 G
Non-operating shock	300 G	300 G
Weight & dimensions1 differ
WeightDiffers	530 g	677 g
WidthKnown for one	101.6 mm	Unknown — not stated by the source
DepthKnown for one	147 mm	Unknown — not stated by the source
HeightKnown for one	26.1 mm	Unknown — not stated by the source
Other featuresidentical
HDD transfer rate	1287 Mbit/s	1287 Mbit/s
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	101.6 x 146.99 x 26.1 mm
Disks included quantityKnown for one	Unknown — not stated by the source	4 pc(s)
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Drive ready timeKnown for one	Unknown — not stated by the source	20 s
Internal	Yes	Yes
Recording densityKnown for one	Unknown — not stated by the source	1090 kbit/inch
Track densityKnown for one	Unknown — not stated by the source	150
Sustained data rate	105 MB/s	105 MB/s
Data transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
USB poweredKnown for one	No	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	5 / 12 V	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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