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Product comparison · 2 internal hard drives

Acer SATA-250GB/8MB 7.2 RPM vs Samsung 120GB Serial ATA Hard Drive

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  • 5specifications compared
  • 1differ
  • 4identical
  • 27known for one product only

Key differences

The Acer SATA-250GB/8MB 7.2 RPM has 170 GB more HDD capacity than the Samsung 120GB Serial ATA Hard Drive (250 GB vs 80 GB).

  • HDD capacity
    • 250 GB
    • 80 GB

Side by side

Differences highlightedShow differences only
32 specifications
A

Acer

SATA-250GB/8MB 7.2 RPMView product
B

Samsung

120GB Serial ATA Hard DriveView product
Features1 differ
HDD capacityDiffers250 GB80 GB
HDD sizeKnown for one3.5"
Full stroke seek timeKnown for one18 ms
Track to track seek timeKnown for one0.8 ms
Average seek timeKnown for one8.9 ms
Average latencyKnown for one4.17 ms
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Known for one500000 h
Poweridentical
Power consumption (standby)Known for one0.9 W
Operating voltageKnown for one5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 55 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one-305 - 3050 m
Non-operating altitudeKnown for one-305 - 12200 m
Operating shockKnown for one63 G
Non-operating shockKnown for one350 G
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one146.1 mm
HeightKnown for one25.4 mm
WeightKnown for one635 g
Other featuresidentical
Power requirementsKnown for one5V°±5% / 12V°±10%
Drive device, transfer rateKnown for one150 MB/s
Drive ready timeKnown for one7 s
Acoustic pressure emissionsKnown for one27 dB
HDD transfer rateKnown for one150 Mbit/s

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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