Product comparison · 2 internal hard drives

Lenovo 120GB Serial ATA 5400rpm hard drive vs Seagate Momentus 5400.3 40GB

12specifications compared
5differ
7identical
7known for one product only

Key differences

The Lenovo 120GB Serial ATA 5400rpm hard drive has 80 GB more HDD capacity than the Seagate Momentus 5400.3 40GB (120 GB vs 40 GB). The Seagate Momentus 5400.3 40GB has 0.1 ms more average latency than the Lenovo 120GB Serial ATA 5400rpm hard drive (5.6 ms vs 5.5 ms). The Lenovo 120GB Serial ATA 5400rpm hard drive has 0.2 mm more width than the Seagate Momentus 5400.3 40GB (70 mm vs 69.8 mm).

HDD capacity
- 120GB Serial ATA 5400rpm hard drive:120 GB
- Momentus 5400.3 40GB:40 GB
Average latency
- 120GB Serial ATA 5400rpm hard drive:5.5 ms
- Momentus 5400.3 40GB:5.6 ms
Width
- 120GB Serial ATA 5400rpm hard drive:70 mm
- Momentus 5400.3 40GB:69.8 mm
Depth
- 120GB Serial ATA 5400rpm hard drive:100 mm
- Momentus 5400.3 40GB:100.5 mm
Weight
- 120GB Serial ATA 5400rpm hard drive:102 g
- Momentus 5400.3 40GB:100 g

Side by side

Differences highlightedShow differences only

Comparison of 120GB Serial ATA 5400rpm hard drive, Momentus 5400.3 40GB
19 specifications	A Lenovo 120GB Serial ATA 5400rpm hard drive View product	B Seagate Momentus 5400.3 40GB View product
Features2 differ
HDD capacityDiffers	120 GB	40 GB
Average seek timeKnown for one	11 ms	Unknown — not stated by the source
Average latencyDiffers	5.5 ms	5.6 ms
Component forKnown for one	Unknown — not stated by the source	Laptop
Read seek timeKnown for one	Unknown — not stated by the source	11 ms
Write seek timeKnown for one	Unknown — not stated by the source	13 ms
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 55 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	8 - 90%	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	70 mm	69.8 mm
DepthDiffers	100 mm	100.5 mm
WeightDiffers	102 g	100 g
Other featuresidentical
Dimensions (WxDxH)Known for one	70 x 100 x 9.5 mm	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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