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Product comparison · 2 internal hard drives

Samsung 300GB HDD vs Samsung 400GB HDD

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  • 33specifications compared
  • 5differ
  • 28identical
  • 0known for one product only

Key differences

The Samsung 400GB HDD has 100 GB more HDD capacity than the Samsung 300GB HDD (400 GB vs 300 GB). The Samsung 400GB HDD has 0.3 W more power consumption (typical) than the Samsung 300GB HDD (8.7 W vs 8.4 W). The Samsung 300GB HDD has 0.1 W more power consumption (standby) than the Samsung 400GB HDD (0.7 W vs 0.6 W).

  • HDD capacity
    • 300 GB
    • 400 GB
  • Power consumption (typical)
    • 8.4 W
    • 8.7 W
  • Power consumption (standby)
    • 0.7 W
    • 0.6 W
  • Power consumption (PowerSave)
    • 0.45 W
    • 0.6 W
  • Power consumption (idle)
    • 8 W
    • 7.2 W

Side by side

Differences highlightedShow differences only
33 specifications
A

Samsung

300GB HDDView product
B

Samsung

400GB HDDView product
Features1 differ
HDD capacityDiffers300 GB400 GB
HDD speed7200 RPM7200 RPM
HDD size3.5"3.5"
InterfaceUltra-ATA/100Ultra-ATA/100
TypeHDDHDD
Storage drive buffer size8 MB8 MB
Full stroke seek time18 ms18 ms
Track to track seek time0.8 ms0.8 ms
Average seek time8.9 ms8.9 ms
Average latency4.17 ms4.17 ms
Bytes per sector512512
Start/stop cycles5000050000
Mean time between failures (MTBF)600000 h600000 h
Power4 differ
Power consumption (typical)Differs8.4 W8.7 W
Power consumption (standby)Differs0.7 W0.6 W
Power consumption (PowerSave)Differs0.45 W0.6 W
Power consumption (idle)Differs8 W7.2 W
Operating voltage5 / 12 V5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)0 - 60 °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 vibration1 G1 G
Non-operating vibration2 G2 G
Operating altitude-304.8 - 3048 m-304.8 - 3048 m
Non-operating altitude-304.8 - 12192 m-304.8 - 12192 m
Operating shock63 G63 G
Non-operating shock300 G300 G
Weight & dimensionsidentical
Width101.6 mm101.6 mm
Depth146.1 mm146.1 mm
Height25.4 mm25.4 mm
Weight653 g653 g
Other featuresidentical
Drive ready time10 s10 s

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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