Product comparison · 2 internal hard drives

Samsung 250GB Ultra-ATA/133 HDD vs Samsung 80GB Serial ATA II HDD

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  • 19specifications compared
  • 14differ
  • 5identical
  • 8known for one product only

Key differences

The Samsung 250GB Ultra-ATA/133 HDD has 170 GB more HDD capacity than the Samsung 80GB Serial ATA II HDD (250 GB vs 80 GB). The Samsung 250GB Ultra-ATA/133 HDD has 1,800 RPM more HDD speed than the Samsung 80GB Serial ATA II HDD (7200 RPM vs 5400 RPM). The Samsung 80GB Serial ATA II HDD has 4 ms more full stroke seek time than the Samsung 250GB Ultra-ATA/133 HDD (22 ms vs 18 ms). Interface: Ultra-ATA/133 on the Samsung 250GB Ultra-ATA/133 HDD, Serial ATA II on the Samsung 80GB Serial ATA II HDD. Operating temperature (T-T): 0 - 60 °C on the Samsung 250GB Ultra-ATA/133 HDD, 5 - 55 °C on the Samsung 80GB Serial ATA II HDD.

  • HDD capacity
    • 250GB Ultra-ATA/133 HDD:250 GB
    • 80GB Serial ATA II HDD:80 GB
  • HDD speed
    • 250GB Ultra-ATA/133 HDD:7200 RPM
    • 80GB Serial ATA II HDD:5400 RPM
  • Interface
    • 250GB Ultra-ATA/133 HDD:Ultra-ATA/133
    • 80GB Serial ATA II HDD:Serial ATA II
  • Full stroke seek time
    • 250GB Ultra-ATA/133 HDD:18 ms
    • 80GB Serial ATA II HDD:22 ms
  • Track to track seek time
    • 250GB Ultra-ATA/133 HDD:0.8 ms
    • 80GB Serial ATA II HDD:2 ms
  • Average seek time
    • 250GB Ultra-ATA/133 HDD:8.9 ms
    • 80GB Serial ATA II HDD:12 ms
  • Average latency
    • 250GB Ultra-ATA/133 HDD:4.17 ms
    • 80GB Serial ATA II HDD:5.6 ms
  • Mean time between failures (MTBF)
    • 250GB Ultra-ATA/133 HDD:500000 h
    • 80GB Serial ATA II HDD:330000 h

Side by side

Differences highlightedShow differences only (on)
Comparison of 250GB Ultra-ATA/133 HDD, 80GB Serial ATA II HDD
27 specifications
Features8 differ
HDD capacityDiffers250 GB80 GB
HDD speedDiffers7200 RPM5400 RPM
HDD sizeKnown for oneUnknown — not stated by the source2.5"
InterfaceDiffersUltra-ATA/133Serial ATA II
Full stroke seek timeDiffers18 ms22 ms
Track to track seek timeDiffers0.8 ms2 ms
Average seek timeDiffers8.9 ms12 ms
Average latencyDiffers4.17 ms5.6 ms
Bytes per sectorKnown for oneUnknown — not stated by the source512
Mean time between failures (MTBF)Differs500000 h330000 h
Power1 differ
Power consumption (standby)Differs0.5 W0.3 W
Power consumption (PowerSave)Known for oneUnknown — not stated by the source0.2 W
Operating voltageKnown for oneUnknown — not stated by the source5 V
Power consumption (typical)Known for one9 WUnknown — not stated by the source
Operational conditions4 differ
Operating temperature (T-T)Differs0 - 60 °C5 - 55 °C
Non-operating altitudeDiffers1200015000
Operating shockDiffers63 G300 G
Non-operating shockDiffers350 G900 G
Weight & dimensionsidentical
WeightKnown for oneUnknown — not stated by the source100 g
Other features1 differ
Drive ready timeDiffers7 s4 s
Power requirementsKnown for one+5V / +12VUnknown — not stated by the source
Drive device, transfer rateKnown for one133 MB/sUnknown — 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.

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