Product comparison · 2 internal hard drives

Acer HD.SA500.I72 internal hard drive vs Seagate EE25.2 Series™ 2.5-inch HD 40GB PATA

5specifications compared
4differ
1identical
13known for one product only

Key differences

The Acer HD.SA500.I72 internal hard drive has 460 GB more HDD capacity than the Seagate EE25.2 Series™ 2.5-inch HD 40GB PATA (500 GB vs 40 GB). The Acer HD.SA500.I72 internal hard drive has 1,800 RPM more HDD speed than the Seagate EE25.2 Series™ 2.5-inch HD 40GB PATA (7200 RPM vs 5400 RPM). The Acer HD.SA500.I72 internal hard drive has 1" more HDD size than the Seagate EE25.2 Series™ 2.5-inch HD 40GB PATA (3.5" vs 2.5"). Operating voltage: 5 / 12 V on the Acer HD.SA500.I72 internal hard drive, 5 V on the Seagate EE25.2 Series™ 2.5-inch HD 40GB PATA.

HDD capacity
- HD.SA500.I72 internal hard drive:500 GB
- EE25.2 Series™ 2.5-inch HD 40GB PATA:40 GB
HDD speed
- HD.SA500.I72 internal hard drive:7200 RPM
- EE25.2 Series™ 2.5-inch HD 40GB PATA:5400 RPM
HDD size
- HD.SA500.I72 internal hard drive:3.5"
- EE25.2 Series™ 2.5-inch HD 40GB PATA:2.5"
Operating voltage
- HD.SA500.I72 internal hard drive:5 / 12 V
- EE25.2 Series™ 2.5-inch HD 40GB PATA:5 V

Side by side

Differences highlightedShow differences only

Comparison of HD.SA500.I72, EE25.2 Series™ 2.5-inch HD 40GB PATA
18 specifications	A Acer HD.SA500.I72 internal hard drive Model HD.SA500.I72 View product	B Seagate EE25.2 Series™ 2.5-inch HD 40GB PATA View product
Features3 differ
HDD capacityDiffers	500 GB	40 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Average seek timeKnown for one	Unknown — not stated by the source	11 ms
Average latencyKnown for one	Unknown — not stated by the source	5.5 ms
InterfaceKnown for one	Serial ATA	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	30 - 85 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	40 - 95 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Non-operating altitudeKnown for one	Unknown — not stated by the source	15000
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.2 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	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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