Product comparison · 2 internal hard drives

Lenovo 250GB HS SATA II vs Samsung 250GB SATA

5specifications compared
4differ
1identical
26known for one product only

Key differences

The Lenovo 250GB HS SATA II has 1,800 RPM more HDD speed than the Samsung 250GB SATA (7200 RPM vs 5400 RPM). The Lenovo 250GB HS SATA II has 1" more HDD size than the Samsung 250GB SATA (3.5" vs 2.5"). Interface: Serial ATA II on the Lenovo 250GB HS SATA II, Serial ATA on the Samsung 250GB SATA. Operating voltage: 5 / 12 V on the Lenovo 250GB HS SATA II, 5 V on the Samsung 250GB SATA.

HDD speed
- 250GB HS SATA II:7200 RPM
- 250GB SATA:5400 RPM
HDD size
- 250GB HS SATA II:3.5"
- 250GB SATA:2.5"
Interface
- 250GB HS SATA II:Serial ATA II
- 250GB SATA:Serial ATA
Operating voltage
- 250GB HS SATA II:5 / 12 V
- 250GB SATA:5 V

Side by side

Differences highlightedShow differences only

Comparison of 250GB HS SATA II, 250GB SATA
31 specifications	A Lenovo 250GB HS SATA II View product	B Samsung 250GB SATA View product
Features3 differ
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	Serial ATA
TypeKnown for one	Unknown — not stated by the source	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	1.5 Gbit/s
Average seek timeKnown for one	Unknown — not stated by the source	12 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Power1 differ
Power consumption (standby)Known for one	Unknown — not stated by the source	0.25 W
Power consumption (off)Known for one	Unknown — not stated by the source	0.2 W
Power consumption (read)Known for one	Unknown — not stated by the source	2 W
Power consumption (write)Known for one	Unknown — not stated by the source	2 W
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	0.7 G
Operating altitudeKnown for one	Unknown — not stated by the source	-300 - 3000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-400 - 15000 m
Operating shockKnown for one	Unknown — not stated by the source	325 G
Non-operating shockKnown for one	Unknown — not stated by the source	1000 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	102 g
Other featuresidentical
Drive device, transfer rateKnown for one	Unknown — not stated by the source	150 MB/s
Drive ready timeKnown for one	Unknown — not stated by the source	4 s
Maximum data transfer rateKnown for one	Unknown — not stated by the source	826 Mbit/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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