Product comparison · 2 internal hard drives

Dell 400-15662 internal hard drive vs Seagate Desktop HDD ST3750525AS internal hard drive

Key differences

HDD capacity
- 400-15662 internal hard drive:250 GB
- Desktop HDD ST3750525AS internal hard drive:750 GB
HDD size
- 400-15662 internal hard drive:2.5"
- Desktop HDD ST3750525AS internal hard drive:3.5"
Operating voltage
- 400-15662 internal hard drive:5 V
- Desktop HDD ST3750525AS internal hard drive:5 / 12 V

Differences highlightedShow differences only

Comparison of 400-15662, ST3750525AS
22 specifications	A Dell 400-15662 internal hard drive Model 400-15662 View product	B Seagate Desktop HDD ST3750525AS internal hard drive Model ST3750525AS View product
Features2 differ
HDD capacityDiffers	250 GB	750 GB
HDD sizeDiffers	2.5"	3.5"
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	9.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	622 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Recording densityKnown for one	Unknown — not stated by the source	329 kbit/inch
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
USB requiredKnown for one	No	Unknown — not stated by the source
Compatible productsKnown for one	Latitude E4300	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.