Product comparison · 2 internal hard drives

Acer 640GB 7.2k non Hotplug SATA HDD vs Samsung SpinPoint F1 HM250JI/251JI internal hard drive

6specifications compared
4differ
2identical
9known for one product only

Key differences

HDD capacity
- 640GB 7.2k non Hotplug SATA HDD:640 GB
- SpinPoint F1 HM250JI/251JI internal hard drive:250 GB
HDD speed
- 640GB 7.2k non Hotplug SATA HDD:7200 RPM
- SpinPoint F1 HM250JI/251JI internal hard drive:5400 RPM
HDD size
- 640GB 7.2k non Hotplug SATA HDD:3.5"
- SpinPoint F1 HM250JI/251JI internal hard drive:2.5"
Operating voltage
- 640GB 7.2k non Hotplug SATA HDD:5 / 12 V
- SpinPoint F1 HM250JI/251JI internal hard drive:5 V

Side by side

Differences highlightedShow differences only

Comparison of 640GB 7.2k non Hotplug SATA HDD, HM250JI/251JI
15 specifications	A Acer 640GB 7.2k non Hotplug SATA HDD View product	B Samsung SpinPoint F1 HM250JI/251JI internal hard drive Model HM250JI/251JI View product
Features3 differ
HDD capacityDiffers	640 GB	250 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °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%
Operating altitudeKnown for one	Unknown — not stated by the source	-1000 - 10000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-1400 - 50000 m
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	69.8 x 9.3 x 100 mm
Hot-Plug supportKnown for one	No	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.

More internal hard drive comparisons

All internal hard drive comparisons