Product comparison · 2 internal hard drives

Lenovo 250GB Hot-Swap SATAII HDD vs Lenovo ThinkPad FDE Serial ATA Hard Drive

6specifications compared
3differ
3identical
11known for one product only

Key differences

The Lenovo 250GB Hot-Swap SATAII HDD has 1" more HDD size than the Lenovo ThinkPad FDE Serial ATA Hard Drive (3.5" vs 2.5"). Interface: Ultra320 SCSI on the Lenovo 250GB Hot-Swap SATAII HDD, Serial ATA on the Lenovo ThinkPad FDE Serial ATA Hard Drive. Operating voltage: 5 / 12 V on the Lenovo 250GB Hot-Swap SATAII HDD, 5 V on the Lenovo ThinkPad FDE Serial ATA Hard Drive.

HDD size
- 250GB Hot-Swap SATAII HDD:3.5"
- ThinkPad FDE Serial ATA Hard Drive:2.5"
Interface
- 250GB Hot-Swap SATAII HDD:Ultra320 SCSI
- ThinkPad FDE Serial ATA Hard Drive:Serial ATA
Operating voltage
- 250GB Hot-Swap SATAII HDD:5 / 12 V
- ThinkPad FDE Serial ATA Hard Drive:5 V

Side by side

Differences highlightedShow differences only

Comparison of 250GB Hot-Swap SATAII HDD, ThinkPad FDE Serial ATA Hard Drive
17 specifications	A Lenovo 250GB Hot-Swap SATAII HDD View product	B Lenovo ThinkPad FDE Serial ATA Hard Drive View product
Features2 differ
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Ultra320 SCSI	Serial ATA
HDD number of headsKnown for one	Unknown — not stated by the source	4
Average seek timeKnown for one	9 ms	Unknown — not stated by the source
Average latencyKnown for one	4.2 ms	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating shockKnown for one	Unknown — not stated by the source	325 G
Non-operating shockKnown for one	Unknown — not stated by the source	900 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.2 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
Other featuresidentical
CertificationKnown for one	Unknown — not stated by the source	BSMI, C-Tick, CE, CSA, TUV, UL
Data transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Sustained data rateKnown for one	29.6 MB/s	Unknown — 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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