Product comparison · 2 internal hard drives

Lenovo 04W1257-RFB internal hard drive vs Lenovo 42T1158 internal hard drive

8specifications compared
2differ
6identical
1known for one product only

Key differences

The Lenovo 42T1158 internal hard drive has 1,800 RPM more HDD speed than the Lenovo 04W1257-RFB internal hard drive (7200 RPM vs 5400 RPM). Interface: Serial ATA on the Lenovo 04W1257-RFB internal hard drive, Serial ATA II on the Lenovo 42T1158 internal hard drive.

HDD speed
- 04W1257-RFB internal hard drive:5400 RPM
- 42T1158 internal hard drive:7200 RPM
Interface
- 04W1257-RFB internal hard drive:Serial ATA
- 42T1158 internal hard drive:Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of 04W1257-RFB, 42T1158
9 specifications	A Lenovo 04W1257-RFB internal hard drive Model 04W1257-RFB View product	B Lenovo 42T1158 internal hard drive Model 42T1158 View product
Features2 differ
HDD capacity	320 GB	320 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	Serial ATA	Serial ATA II
Type	HDD	HDD
Component for	Laptop	Laptop
Poweridentical
Operating voltage	5 V	5 V
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Other featuresidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes

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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