Product comparison · 2 internal hard drives

Buffalo OP-HD2.0T internal hard drive vs Seagate Barracuda 7200.11 SATA 3Gb/s 1TB

Key differences

HDD capacity
- OP-HD2.0T internal hard drive:2 TB
- Barracuda 7200.11 SATA 3Gb/s 1TB:1 TB
Weight
- OP-HD2.0T internal hard drive:899 g
- Barracuda 7200.11 SATA 3Gb/s 1TB:640 g

Differences highlightedShow differences only

Comparison of OP-HD2.0T, Barracuda 7200.11 SATA 3Gb/s 1TB
19 specifications	A Buffalo OP-HD2.0T internal hard drive Model OP-HD2.0T View product	B Seagate Barracuda 7200.11 SATA 3Gb/s 1TB View product
Features1 differ
HDD capacityDiffers	2 TB	1 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	10 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	750000 h
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Weight & dimensions1 differ
WeightDiffers	899 g	640 g
WidthKnown for one	104 mm	Unknown — not stated by the source
DepthKnown for one	30 mm	Unknown — not stated by the source
HeightKnown for one	170 mm	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	101.6 x 146.99 x 26.11 mm
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Internal	Yes	Yes
Plug and PlayKnown for one	Unknown — not stated by the source	Yes

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.