Product comparison · 2 internal hard drives

Dell 1TB SATA 3.5" HDD vs HP 250GB SATA 6Gb/s 7200 HDD

Key differences

HDD capacity
- 1TB SATA 3.5" HDD:1 TB
- 250GB SATA 6Gb/s 7200 HDD:250 GB
Interface
- 1TB SATA 3.5" HDD:SATA,Serial ATA
- 250GB SATA 6Gb/s 7200 HDD:SATA 6Gb/s,Serial ATA III

Differences highlightedShow differences only

Comparison of 1TB SATA 3.5" HDD, 250GB SATA 6Gb/s 7200 HDD
15 specifications	A Dell 1TB SATA 3.5" HDD View product	B HP 250GB SATA 6Gb/s 7200 HDD View product
Features2 differ
HDD capacityDiffers	1 TB	250 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	SATA,Serial ATA	SATA 6Gb/s,Serial ATA III
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Full stroke seek timeKnown for one	Unknown — not stated by the source	21 ms
Average seek timeKnown for one	Unknown — not stated by the source	11 ms
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Weight & dimensionsidentical
HeightKnown for one	Unknown — not stated by the source	25.4 mm
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Product colourKnown for one	Black	Unknown — not stated by the source
InternalKnown for one	Yes	Unknown — not stated by the source
Compatible productsKnown for one	PowerEdge R310 FS	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.