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Product comparison · 2 internal hard drives

Seagate Momentus 4200.2 80GB Ultra ATA/100 4200RPM 8MB 25pk bulk vs Seagate Momentus 7200.1 100GB Serial ATA 7200RPM 8MB 25pk bulk

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  • 27specifications compared
  • 10differ
  • 17identical
  • 0known for one product only

Key differences

The Seagate Momentus 7200.1 100GB Serial ATA 7200RPM 8MB 25pk bulk has 20 GB more HDD capacity than the Seagate Momentus 4200.2 80GB Ultra ATA/100 4200RPM 8MB 25pk bulk (100 GB vs 80 GB). The Seagate Momentus 7200.1 100GB Serial ATA 7200RPM 8MB 25pk bulk has 3,000 RPM more HDD speed than the Seagate Momentus 4200.2 80GB Ultra ATA/100 4200RPM 8MB 25pk bulk (7200 RPM vs 4200 RPM). The Seagate Momentus 4200.2 80GB Ultra ATA/100 4200RPM 8MB 25pk bulk has 2 ms more average seek time than the Seagate Momentus 7200.1 100GB Serial ATA 7200RPM 8MB 25pk bulk (12.5 ms vs 10.5 ms). Interface: Ultra-ATA/100 on the Seagate Momentus 4200.2 80GB Ultra ATA/100 4200RPM 8MB 25pk bulk, Serial ATA on the Seagate Momentus 7200.1 100GB Serial ATA 7200RPM 8MB 25pk bulk.

  • HDD capacity
    • 80 GB
    • 100 GB
  • HDD speed
    • 4200 RPM
    • 7200 RPM
  • Interface
    • Ultra-ATA/100
    • Serial ATA
  • Average seek time
    • 12.5 ms
    • 10.5 ms
  • Average latency
    • 5.6 ms
    • 4.2 ms
  • Power consumption (standby)
    • 0.26 W
    • 0.28 W
  • Start-up current
    • 1 A
    • 1.1 A
  • Non-operating shock
    • 900 G
    • 800 G

Side by side

Differences highlightedShow differences only
27 specifications
A

Seagate

Momentus 4200.2 80GB Ultra ATA/100 4200RPM 8MB 25pk bulkView product
B

Seagate

Momentus 7200.1 100GB Serial ATA 7200RPM 8MB 25pk bulkView product
Features5 differ
HDD capacityDiffers80 GB100 GB
HDD speedDiffers4200 RPM7200 RPM
HDD size2.5"2.5"
InterfaceDiffersUltra-ATA/100Serial ATA
Component forLaptopLaptop
Storage drive buffer size8 MB8 MB
Average seek timeDiffers12.5 ms10.5 ms
Average latencyDiffers5.6 ms4.2 ms
Bytes per sector512512
Power2 differ
Power consumption (standby)Differs0.26 W0.28 W
Operating voltage5 V5 V
Start-up currentDiffers1 A1.1 A
Operational conditions1 differ
Operating temperature (T-T)5 - 55 °C5 - 55 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating shock250 G250 G
Non-operating shockDiffers900 G800 G
Weight & dimensions1 differ
Width69.8 mm69.8 mm
Depth100.2 mm100.2 mm
Height9.5 mm9.5 mm
WeightDiffers100 g115 g
Other features1 differ
Dimensions (WxDxH)69.85 x 100.2 x 9.5 mm69.85 x 100.2 x 9.5 mm
Drive device, transfer rateDiffers100 MB/s150 MB/s
External power adapterNoNo
InternalYesYes
Mac compatibilityNoNo
USB poweredNoNo
Compatible productsPCsPCs

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