Product comparison · 2 internal hard drives

Lenovo 160GB Serial ATA 5400rpm hard drive vs Seagate Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA

10specifications compared
5differ
5identical
19known for one product only

Key differences

The Lenovo 160GB Serial ATA 5400rpm hard drive has 120 GB more HDD capacity than the Seagate Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA (160 GB vs 40 GB). The Seagate Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA has 2 ms more average seek time than the Lenovo 160GB Serial ATA 5400rpm hard drive (13 ms vs 11 ms). The Seagate Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA has 0.1 ms more average latency than the Lenovo 160GB Serial ATA 5400rpm hard drive (5.6 ms vs 5.5 ms).

HDD capacity
- 160GB Serial ATA 5400rpm hard drive:160 GB
- Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA:40 GB
Average seek time
- 160GB Serial ATA 5400rpm hard drive:11 ms
- Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA:13 ms
Average latency
- 160GB Serial ATA 5400rpm hard drive:5.5 ms
- Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA:5.6 ms
Operating relative humidity (H-H)
- 160GB Serial ATA 5400rpm hard drive:8 - 90%
- Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA:5 - 90%
Weight
- 160GB Serial ATA 5400rpm hard drive:100 g
- Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA:96 g

Side by side

Differences highlightedShow differences only

Comparison of 160GB Serial ATA 5400rpm hard drive, Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA
29 specifications	A Lenovo 160GB Serial ATA 5400rpm hard drive View product	B Seagate Momentus 5400.3 Hard Drive - 40GB - 5400rpm - ATA View product
Features3 differ
HDD capacityDiffers	160 GB	40 GB
Component forKnown for one	Unknown — not stated by the source	Laptop
Full stroke seek timeKnown for one	Unknown — not stated by the source	22 ms
Average seek timeDiffers	11 ms	13 ms
Average latencyDiffers	5.5 ms	5.6 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceKnown for one	Serial ATA	Unknown — not stated by the source
Storage drive buffer sizeKnown for one	8 MB	Unknown — not stated by the source
HDD number of headsKnown for one	2	Unknown — not stated by the source
Operational conditions1 differ
Operating relative humidity (H-H)Differs	8 - 90%	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 12192 m
Operating shockKnown for one	Unknown — not stated by the source	350 G
Non-operating shockKnown for one	Unknown — not stated by the source	800 G
Operating temperature (T-T)Known for one	5 - 55 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	100 g	96 g
Other featuresidentical
Drive device, transfer rateKnown for one	Unknown — not stated by the source	352 MB/s
Drive ready timeKnown for one	Unknown — not stated by the source	3 s
Maximum data transfer rateKnown for one	Unknown — not stated by the source	100 Mbit/s
Recording densityKnown for one	Unknown — not stated by the source	835 kbit/inch
Dimensions (WxDxH)Known for one	70 x 100 x 9.5 mm	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	5 V	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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