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Product comparison · 2 internal hard drives

Lenovo 146GB 2.5" 15K SAS vs Seagate 3TB SATA 3.5" 7200rpm 64MB

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  • 6specifications compared
  • 5differ
  • 1identical
  • 20known for one product only

Key differences

The Lenovo 146GB 2.5" 15K SAS has 7,800 RPM more HDD speed than the Seagate 3TB SATA 3.5" 7200rpm 64MB (15000 RPM vs 7200 RPM). The Seagate 3TB SATA 3.5" 7200rpm 64MB has 1" more HDD size than the Lenovo 146GB 2.5" 15K SAS (3.5" vs 2.5"). HDD capacity: 146 GB on the Lenovo 146GB 2.5" 15K SAS, 3 TB on the Seagate 3TB SATA 3.5" 7200rpm 64MB. Interface: SAS on the Lenovo 146GB 2.5" 15K SAS, Serial ATA III on the Seagate 3TB SATA 3.5" 7200rpm 64MB. Operating voltage: 5 V on the Lenovo 146GB 2.5" 15K SAS, 5 / 12 V on the Seagate 3TB SATA 3.5" 7200rpm 64MB.

  • HDD capacity
    • 146 GB
    • 3 TB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • HDD size
    • 2.5"
    • 3.5"
  • Interface
    • SAS
    • Serial ATA III
  • Operating voltage
    • 5 V
    • 5 / 12 V

Side by side

Differences highlightedShow differences only
26 specifications
A

Lenovo

146GB 2.5" 15K SASView product
B

Seagate

3TB SATA 3.5" 7200rpm 64MBView product
Features4 differ
HDD capacityDiffers146 GB3 TB
HDD speedDiffers15000 RPM7200 RPM
HDD sizeDiffers2.5"3.5"
InterfaceDiffersSASSerial ATA III
Storage drive buffer sizeKnown for one64 MB
HDD sustained transfer rateKnown for one210 MiB/s
HDD number of headsKnown for one6
Read seek timeKnown for one8.5 ms
Write seek timeKnown for one9.5 ms
Bytes per sectorKnown for one4096
Start/stop cyclesKnown for one300000
Component forKnown for oneServer/workstation
Power1 differ
Power consumption (typical)Known for one8 W
Power consumption (standby)Known for one0.75 W
Power consumption (idle)Known for one5.8 W
Operating voltageDiffers5 V5 / 12 V
Start-up currentKnown for one2.5 A
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Weight & dimensionsidentical
WidthKnown for one101.6 mm
DepthKnown for one26.1 mm
HeightKnown for one147 mm
WeightKnown for one629 g
Packaging dataidentical
Quantity per packKnown for one1 pc(s)
Other featuresidentical
Compliance certificatesKnown for oneRoHS

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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