Product comparison · 2 internal hard drives

Lenovo 42D0652 internal hard drive vs Seagate SATA 1TB

6specifications compared
5differ
1identical
20known for one product only

Key differences

The Lenovo 42D0652 internal hard drive has 7,800 RPM more HDD speed than the Seagate SATA 1TB (15000 RPM vs 7200 RPM). The Seagate SATA 1TB has 1" more HDD size than the Lenovo 42D0652 internal hard drive (3.5" vs 2.5"). HDD capacity: 146 GB on the Lenovo 42D0652 internal hard drive, 1 TB on the Seagate SATA 1TB. Interface: SAS on the Lenovo 42D0652 internal hard drive, Serial ATA II on the Seagate SATA 1TB. Operating voltage: 5 V on the Lenovo 42D0652 internal hard drive, 5 / 12 V on the Seagate SATA 1TB.

HDD capacity
- 42D0652 internal hard drive:146 GB
- SATA 1TB:1 TB
HDD speed
- 42D0652 internal hard drive:15000 RPM
- SATA 1TB:7200 RPM
HDD size
- 42D0652 internal hard drive:2.5"
- SATA 1TB:3.5"
Interface
- 42D0652 internal hard drive:SAS
- SATA 1TB:Serial ATA II
Operating voltage
- 42D0652 internal hard drive:5 V
- SATA 1TB:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 42D0652, SATA 1TB
26 specifications	A Lenovo 42D0652 internal hard drive Model 42D0652 View product	B Seagate SATA 1TB View product
Features4 differ
HDD capacityDiffers	146 GB	1 TB
HDD speedDiffers	15000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA II
Type	HDD	HDD
Component forKnown for one	Unknown — not stated by the source	Surveillance system
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1000000 h
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	7 W
Power consumption (standby)Known for one	Unknown — not stated by the source	1 W
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 70 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	Unknown — not stated by the source	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	300 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	677 g
Other featuresidentical
Drive ready timeKnown for one	Unknown — not stated by the source	17 s
InternalKnown 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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