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Product comparison · 2 internal hard drives

Seagate ST930818AM 30GB vs Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk

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  • 17specifications compared
  • 12differ
  • 5identical
  • 17known for one product only

Key differences

The Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk has 220 GB more HDD capacity than the Seagate ST930818AM 30GB (250 GB vs 30 GB). The Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk has 1,800 RPM more HDD speed than the Seagate ST930818AM 30GB (7200 RPM vs 5400 RPM). The Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk has 1" more HDD size than the Seagate ST930818AM 30GB (3.5" vs 2.5"). Interface: IDE/ATA on the Seagate ST930818AM 30GB, Ultra-ATA/100 on the Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk. Operating voltage: 5 V on the Seagate ST930818AM 30GB, 5 / 12 V on the Seagate SV35 Series 7200.2 250GB Ultra-ATA/100 20pk.

  • HDD capacity
    • 30 GB
    • 250 GB
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • HDD size
    • 2.5"
    • 3.5"
  • Interface
    • IDE/ATA
    • Ultra-ATA/100
  • Read seek time
    • 13 ms
    • 17 ms
  • Operating voltage
    • 5 V
    • 5 / 12 V
  • Operating temperature (T-T)
    • -20 - 75 °C
    • 0 - 60 °C
  • Width
    • 69.8 mm
    • 101.6 mm

Side by side

Differences highlightedShow differences only
34 specifications
A

Seagate

ST930818AM 30GBView product
B

Seagate

SV35 Series 7200.2 250GB Ultra-ATA/100 20pkView product
Features5 differ
HDD capacityDiffers30 GB250 GB
HDD speedDiffers5400 RPM7200 RPM
HDD sizeDiffers2.5"3.5"
InterfaceDiffersIDE/ATAUltra-ATA/100
Component forKnown for oneSurveillance system
Storage drive buffer size8 MB8 MB
Read seek timeDiffers13 ms17 ms
Write seek time14 ms14 ms
Track to track seek time1 ms1 ms
Bytes per sector512512
Start/stop cyclesKnown for one50000
HDD number of cylindersKnown for one16383
HDD number of headsKnown for one1
Full stroke seek timeKnown for one23 ms
Average latencyKnown for one5.6 ms
Mean time between failures (MTBF)Known for one1000000 h
Power1 differ
Operating voltageDiffers5 V5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)Differs-20 - 75 °C0 - 60 °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 shockKnown for one63 G
Non-operating shockKnown for one300 G
Weight & dimensions4 differ
WidthDiffers69.8 mm101.6 mm
DepthDiffers100.2 mm147 mm
HeightDiffers9.5 mm26.1 mm
WeightDiffers102 g600 g
Other features1 differ
Power requirementsDiffers5V ± 5%+5V; +12V
Data transfer rateKnown for one3 Gbit/s
Drive ready timeKnown for one7 s
InternalYesYes
HDD transfer rateKnown for one100 Mbit/s
Recording densityKnown for one840 kbit/inch
Track densityKnown for one150k tracks/inch

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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