Product comparison · 2 internal hard drives

HP 20-GB, UATA, 100/7200 vs Seagate Momentus 80GB

7specifications compared
5differ
2identical
9known for one product only

Key differences

The Seagate Momentus 80GB has 60 GB more HDD capacity than the HP 20-GB, UATA, 100/7200 (80 GB vs 20 GB). The HP 20-GB, UATA, 100/7200 has 1,800 RPM more HDD speed than the Seagate Momentus 80GB (7200 RPM vs 5400 RPM). The HP 20-GB, UATA, 100/7200 has 1" more HDD size than the Seagate Momentus 80GB (3.5" vs 2.5"). Operating voltage: 5 / 12 V on the HP 20-GB, UATA, 100/7200, 5 V on the Seagate Momentus 80GB.

HDD capacity
- 20-GB, UATA, 100/7200:20 GB
- Momentus 80GB:80 GB
HDD speed
- 20-GB, UATA, 100/7200:7200 RPM
- Momentus 80GB:5400 RPM
HDD size
- 20-GB, UATA, 100/7200:3.5"
- Momentus 80GB:2.5"
Operating voltage
- 20-GB, UATA, 100/7200:5 / 12 V
- Momentus 80GB:5 V
Weight
- 20-GB, UATA, 100/7200:907 g
- Momentus 80GB:102 g

Side by side

Differences highlightedShow differences only

Comparison of 20-GB, UATA, 100/7200, Momentus 80GB
16 specifications	A HP 20-GB, UATA, 100/7200 View product	B Seagate Momentus 80GB View product
Features3 differ
HDD capacityDiffers	20 GB	80 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Read seek timeKnown for one	Unknown — not stated by the source	11 ms
Write seek timeKnown for one	Unknown — not stated by the source	13 ms
Average latencyKnown for one	Unknown — not stated by the source	5.56 ms
TypeKnown for one	HDD	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.5 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightDiffers	907 g	102 g

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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