Product comparison · 2 internal hard drives

HP 20-GB, UATA, 100/7200 vs Seagate EE25.2 SATA 80GB

7specifications compared
6differ
1identical
8known for one product only

Key differences

The Seagate EE25.2 SATA 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 EE25.2 SATA 80GB (7200 RPM vs 5400 RPM). The HP 20-GB, UATA, 100/7200 has 1" more HDD size than the Seagate EE25.2 SATA 80GB (3.5" vs 2.5"). Interface: Ultra-ATA/100 on the HP 20-GB, UATA, 100/7200, Serial ATA on the Seagate EE25.2 SATA 80GB. Operating voltage: 5 / 12 V on the HP 20-GB, UATA, 100/7200, 5 V on the Seagate EE25.2 SATA 80GB.

HDD capacity
- 20-GB, UATA, 100/7200:20 GB
- EE25.2 SATA 80GB:80 GB
HDD speed
- 20-GB, UATA, 100/7200:7200 RPM
- EE25.2 SATA 80GB:5400 RPM
HDD size
- 20-GB, UATA, 100/7200:3.5"
- EE25.2 SATA 80GB:2.5"
Interface
- 20-GB, UATA, 100/7200:Ultra-ATA/100
- EE25.2 SATA 80GB:Serial ATA
Operating voltage
- 20-GB, UATA, 100/7200:5 / 12 V
- EE25.2 SATA 80GB:5 V
Weight
- 20-GB, UATA, 100/7200:907 g
- EE25.2 SATA 80GB:98 g

Side by side

Differences highlightedShow differences only

Comparison of 20-GB, UATA, 100/7200, EE25.2 SATA 80GB
15 specifications	A HP 20-GB, UATA, 100/7200 View product	B Seagate EE25.2 SATA 80GB View product
Features4 differ
HDD capacityDiffers	20 GB	80 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Ultra-ATA/100	Serial ATA
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	13 ms
Write seek timeKnown for one	Unknown — not stated by the source	14 ms
Average latencyKnown for one	Unknown — not stated by the source	5.6 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	98 g
Other featuresidentical
Internal	Yes	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.

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