Product comparison · 2 internal hard drives

Lenovo 42T1158 internal hard drive vs Lenovo 43R2031-RFB internal hard drive

7specifications compared
3differ
4identical
8known for one product only

Key differences

HDD capacity
- 42T1158 internal hard drive:320 GB
- 43R2031-RFB internal hard drive:300 GB
HDD speed
- 42T1158 internal hard drive:7200 RPM
- 43R2031-RFB internal hard drive:10000 RPM
Interface
- 42T1158 internal hard drive:Serial ATA II
- 43R2031-RFB internal hard drive:Serial ATA

Side by side

Differences highlightedShow differences only

Comparison of 42T1158, 43R2031-RFB
15 specifications	A Lenovo 42T1158 internal hard drive Model 42T1158 View product	B Lenovo 43R2031-RFB internal hard drive Model 43R2031-RFB View product
Features3 differ
HDD capacityDiffers	320 GB	300 GB
HDD speedDiffers	7200 RPM	10000 RPM
InterfaceDiffers	Serial ATA II	Serial ATA
Read seek timeKnown for one	Unknown — not stated by the source	4.2 ms
Average latencyKnown for one	Unknown — not stated by the source	3 ms
Component forKnown for one	Laptop	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.9 mm
DepthKnown for one	Unknown — not stated by the source	100 mm
HeightKnown for one	Unknown — not stated by the source	15 mm
WeightKnown for one	Unknown — not stated by the source	229 g
Other featuresidentical
Windows operating systems supportedKnown for one	Yes	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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