Product comparison · 2 internal hard drives

Acer 120GB 2.5" SATA vs Acer 73GB SAS 3,5" HDD Hot Swap in carrier

Key differences

HDD capacity
- 120GB 2.5" SATA:120 GB
- 73GB SAS 3,5" HDD Hot Swap in carrier:73 GB
HDD speed
- 120GB 2.5" SATA:5400 RPM
- 73GB SAS 3,5" HDD Hot Swap in carrier:15000 RPM
HDD size
- 120GB 2.5" SATA:2.5"
- 73GB SAS 3,5" HDD Hot Swap in carrier:3.5"
Interface
- 120GB 2.5" SATA:Serial ATA
- 73GB SAS 3,5" HDD Hot Swap in carrier:SAS
Operating voltage
- 120GB 2.5" SATA:5 V
- 73GB SAS 3,5" HDD Hot Swap in carrier:5 / 12 V

Differences highlightedShow differences only

Comparison of 120GB 2.5" SATA, 73GB SAS 3,5" HDD Hot Swap in carrier
19 specifications	A Acer 120GB 2.5" SATA View product	B Acer 73GB SAS 3,5" HDD Hot Swap in carrier View product
Features4 differ
HDD capacityDiffers	120 GB	73 GB
HDD speedDiffers	5400 RPM	15000 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA	SAS
TypeKnown for one	HDD	Unknown — not stated by the source
Storage drive buffer sizeKnown for one	8 MB	Unknown — not stated by the source
Average seek timeKnown for one	12.5 ms	Unknown — not stated by the source
Average latencyKnown for one	5.6 ms	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 55 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating shockKnown for one	250 G	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	70 mm	Unknown — not stated by the source
DepthKnown for one	100 mm	Unknown — not stated by the source
HeightKnown for one	9.5 mm	Unknown — not stated by the source
WeightKnown for one	100 g	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	70 x 100 x 9.5 mm	Unknown — not stated by the source
Drive device, transfer rateKnown for one	150 MB/s	Unknown — not stated by the source
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.