Product comparison · 2 internal hard drives

Seagate 1TB Barracuda vs Seagate 250GB Barracuda

Key differences

Differences highlightedShow differences only

Comparison of 1TB Barracuda, 250GB Barracuda
34 specifications	A Seagate 1TB Barracuda View product	B Seagate 250GB Barracuda View product
Features2 differ
HDD capacityDiffers	1 TB	250 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA II	Serial ATA II
Storage drive buffer sizeDiffers	32 MB	8 MB
Read seek time	8.5 ms	8.5 ms
Write seek time	9.5 ms	9.5 ms
Average latency	4.16 ms	4.16 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Start-up currentKnown for one	2 A	Unknown — not stated by the source
Power consumption (typical)Known for one	Unknown — not stated by the source	8 W
Power consumption (idle)Known for one	Unknown — not stated by the source	5 W
Operational conditions1 differ
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	40 - 70 °C	40 - 70 °C
Operating shock	70 G	70 G
Non-operating shockDiffers	300 G	350 G
Weight & dimensions2 differ
Width	101.6 mm	101.6 mm
Depth	147 mm	147 mm
HeightDiffers	26.1 mm	19.9 mm
WeightDiffers	622 g	415 g
Other features1 differ
Ethernet LAN	No	No
Dimensions (WxDxH)Known for one	101.6 x 146.99 x 26.1 mm	Unknown — not stated by the source
Data transfer rateKnown for one	300 Gbit/s	Unknown — not stated by the source
Fibre Channel	No	No
FireWire 400	No	No
FireWire 800	No	No
Internal	Yes	Yes
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
USB powered	No	No
Sustained data rate	125 MB/s	125 MB/s
Acoustic pressure emissionsDiffers	2.5 dB	2.6 dB
Maximum data transfer rateKnown for one	Unknown — not stated by the source	300 Mbit/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.