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Product comparison · 2 internal hard drives

Acer 100GB 2.5" 4200rpm Seagate N2.2 ST9100825A F/W 3.06 hard disk drive vs Samsung 500GB HDD

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  • 14specifications compared
  • 13differ
  • 1identical
  • 20known for one product only

Key differences

The Samsung 500GB HDD has 400 GB more HDD capacity than the Acer 100GB 2.5" 4200rpm Seagate N2.2 ST9100825A F/W 3.06 hard disk drive (500 GB vs 100 GB). The Samsung 500GB HDD has 3,000 RPM more HDD speed than the Acer 100GB 2.5" 4200rpm Seagate N2.2 ST9100825A F/W 3.06 hard disk drive (7200 RPM vs 4200 RPM). The Samsung 500GB HDD has 1" more HDD size than the Acer 100GB 2.5" 4200rpm Seagate N2.2 ST9100825A F/W 3.06 hard disk drive (3.5" vs 2.5"). Interface: Ultra-ATA/100 on the Acer 100GB 2.5" 4200rpm Seagate N2.2 ST9100825A F/W 3.06 hard disk drive, Serial ATA II on the Samsung 500GB HDD. Operating voltage: 5 V on the Acer 100GB 2.5" 4200rpm Seagate N2.2 ST9100825A F/W 3.06 hard disk drive, 5 / 12 V on the Samsung 500GB HDD.

  • HDD capacity
    • 100 GB
    • 500 GB
  • HDD speed
    • 4200 RPM
    • 7200 RPM
  • HDD size
    • 2.5"
    • 3.5"
  • Interface
    • Ultra-ATA/100
    • Serial ATA II
  • Average seek time
    • 12.5 ms
    • 8.9 ms
  • Average latency
    • 5.6 ms
    • 4.17 ms
  • Operating voltage
    • 5 V
    • 5 / 12 V
  • Operating temperature (T-T)
    • 5 - 55 °C
    • 0 - 60 °C

Side by side

Differences highlightedShow differences only
34 specifications
A

Acer

100GB 2.5" 4200rpm Seagate N2.2 ST9100825A F/W 3.06 hard disk driveView product
B

Samsung

500GB HDDView product
Features6 differ
HDD capacityDiffers100 GB500 GB
HDD speedDiffers4200 RPM7200 RPM
HDD sizeDiffers2.5"3.5"
InterfaceDiffersUltra-ATA/100Serial ATA II
TypeKnown for oneHDD
Storage drive buffer sizeKnown for one16 MB
Full stroke seek timeKnown for one18 ms
Track to track seek timeKnown for one0.8 ms
Average seek timeDiffers12.5 ms8.9 ms
Average latencyDiffers5.6 ms4.17 ms
SMART technologyKnown for oneYes
Bytes per sectorKnown for one512
Start/stop cyclesKnown for one50000
Mean time between failures (MTBF)Known for one600000 h
Power1 differ
Power consumption (typical)Known for one8 W
Power consumption (standby)Known for one1.2 W
Operating voltageDiffers5 V5 / 12 V
Operational conditions2 differ
Operating temperature (T-T)Differs5 - 55 °C0 - 60 °C
Operating relative humidity (H-H)Known for one5 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one0 - 3000 m
Non-operating altitudeKnown for one0 - 12000 m
Operating shockDiffers250 G63 G
Non-operating shockKnown for one300 G
Weight & dimensions4 differ
WidthDiffers70 mm101.6 mm
DepthDiffers100 mm146.1 mm
HeightDiffers9.5 mm25.4 mm
WeightDiffers100 g640 g
Other featuresidentical
Drive ready timeKnown for one10 s
Acoustic pressure emissionsKnown for one2.4 dB
Dimensions (WxDxH)Known for one70 x 100 x 9.5 mm
Drive device, transfer rateKnown for one100 MB/s
InternalKnown for oneYes

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