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Product comparison · 2 internal hard drives

Samsung 250GB Spinpoint M7 vs Samsung HDD 750GB SATA

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  • 31specifications compared
  • 16differ
  • 15identical
  • 9known for one product only

Key differences

  • HDD capacity
    • 250 GB
    • 750 GB
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • Interface
    • Serial ATA II
    • Serial ATA
  • Storage drive buffer size
    • 8 MB
    • 32 MB
  • Average seek time
    • 12 ms
    • 8.9 ms
  • Power consumption (standby)
    • 0.25 W
    • 1 W
  • Operating temperature (T-T)
    • 5 - 55 °C
    • 0 - 60 °C
  • Non-operating altitude
    • -400 - 15000 m
    • -300 - 12000 m

Side by side

Differences highlightedShow differences only
40 specifications
A

Samsung

250GB Spinpoint M7View product
B

Samsung

HDD 750GB SATAView product
Features5 differ
HDD capacityDiffers250 GB750 GB
HDD speedDiffers5400 RPM7200 RPM
HDD size2.5"2.5"
InterfaceDiffersSerial ATA IISerial ATA
Storage drive buffer sizeDiffers8 MB32 MB
Average seek timeDiffers12 ms8.9 ms
Bytes per sector512512
Average latencyKnown for one4.17 ms
Power1 differ
Power consumption (standby)Differs0.25 W1 W
Operating voltage5 V5 V
Start-up currentKnown for one1 A
Power consumption (read)Known for one7.2 W
Power consumption (write)Known for one7.2 W
Operational conditions4 differ
Operating temperature (T-T)Differs5 - 55 °C0 - 60 °C
Storage temperature (T-T)-40 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)5 - 90%5 - 90%
Storage relative humidity (H-H)5 - 95%5 - 95%
Operating vibrationKnown for one1.5 Grms
Operating altitude-300 - 3000 m-300 - 3000 m
Non-operating altitudeDiffers-400 - 15000 m-300 - 12000 m
Operating shockDiffers400 G70 G
Non-operating shockDiffers900 G300 G
Weight & dimensions4 differ
WidthDiffers69.8 mm101.5 mm
DepthDiffers9.5 mm145 mm
HeightDiffers100 mm26.1 mm
WeightDiffers105 g625 g
Other features2 differ
Power requirementsKnown for one5
Ethernet LANNoNo
Drive device, transfer rateKnown for one300 MB/s
Drive ready timeDiffers4 s1 s
Fibre ChannelNoNo
FireWire 400NoNo
FireWire 800NoNo
InternalYesYes
Maximum data transfer rateDiffers3000 Mbit/s250 Mbit/s
USB 2.0 ports quantity00
USB 3.2 Gen 1 (3.1 Gen 1) ports quantity00
USB poweredNoNo
Acoustic pressure emissionsKnown for one2.4 dB
Cartridge load/Unload cyclesKnown for one600000

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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