Product comparison · 2 internal hard drives

Lenovo ThinkPad 250GB 5400rpm Serial ATA Hard drive vs Seagate SV35 Ultra ATA 160-GB 20pk

7specifications compared
5differ
2identical
24known for one product only

Key differences

The Lenovo ThinkPad 250GB 5400rpm Serial ATA Hard drive has 90 GB more HDD capacity than the Seagate SV35 Ultra ATA 160-GB 20pk (250 GB vs 160 GB). The Seagate SV35 Ultra ATA 160-GB 20pk has 1,800 RPM more HDD speed than the Lenovo ThinkPad 250GB 5400rpm Serial ATA Hard drive (7200 RPM vs 5400 RPM). The Lenovo ThinkPad 250GB 5400rpm Serial ATA Hard drive has 1.34 ms more average latency than the Seagate SV35 Ultra ATA 160-GB 20pk (5.5 ms vs 4.16 ms). Interface: Serial ATA on the Lenovo ThinkPad 250GB 5400rpm Serial ATA Hard drive, Ultra-ATA/100 on the Seagate SV35 Ultra ATA 160-GB 20pk.

HDD capacity
- ThinkPad 250GB 5400rpm Serial ATA Hard drive:250 GB
- SV35 Ultra ATA 160-GB 20pk:160 GB
HDD speed
- ThinkPad 250GB 5400rpm Serial ATA Hard drive:5400 RPM
- SV35 Ultra ATA 160-GB 20pk:7200 RPM
Interface
- ThinkPad 250GB 5400rpm Serial ATA Hard drive:Serial ATA
- SV35 Ultra ATA 160-GB 20pk:Ultra-ATA/100
Average latency
- ThinkPad 250GB 5400rpm Serial ATA Hard drive:5.5 ms
- SV35 Ultra ATA 160-GB 20pk:4.16 ms
Weight
- ThinkPad 250GB 5400rpm Serial ATA Hard drive:102 g
- SV35 Ultra ATA 160-GB 20pk:580 g

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad 250GB 5400rpm Serial ATA Hard drive, SV35 Ultra ATA 160-GB 20pk
31 specifications	A Lenovo ThinkPad 250GB 5400rpm Serial ATA Hard drive View product	B Seagate SV35 Ultra ATA 160-GB 20pk View product
Features4 differ
HDD capacityDiffers	250 GB	160 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
InterfaceDiffers	Serial ATA	Ultra-ATA/100
Component forKnown for one	Unknown — not stated by the source	Surveillance system
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Average latencyDiffers	5.5 ms	4.16 ms
HDD number of headsKnown for one	4	Unknown — not stated by the source
Read seek timeKnown for one	11 ms	Unknown — not stated by the source
Write seek timeKnown for one	13 ms	Unknown — not stated by the source
Poweridentical
Power consumption (standby)Known for one	Unknown — not stated by the source	0.8 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	7.2 W
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	1000 G	Unknown — not stated by the source
Non-operating shockKnown for one	350 G	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	101 mm
DepthKnown for one	Unknown — not stated by the source	146 mm
HeightKnown for one	Unknown — not stated by the source	26 mm
WeightDiffers	102 g	580 g
Other featuresidentical
Drive device, transfer rateKnown for one	Unknown — not stated by the source	100 MB/s
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	3 dB
Dimensions (WxDxH)Known for one	69.85 x 100.2 x 9.5 mm	Unknown — not stated by the source
Compatible operating systemsKnown for one	Microsoft Windows 2000 Windows XP Windows Vista	Unknown — not stated by the source
Data transfer rateKnown for one	1.5 Gbit/s	Unknown — not stated by the source
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Maximum data transfer rateKnown for one	665 Mbit/s	Unknown — not stated by the source
CertificationKnown for one	CE, UL, MIC, TUV, BSMI, C-Tick, CUL, RoHS	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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