Product comparison · 2 internal hard drives

Lenovo 41N3015 internal hard drive vs Samsung 40GB SATA Hard Drive

12specifications compared
10differ
2identical
11known for one product only

Key differences

The Lenovo 41N3015 internal hard drive has 210 GB more HDD capacity than the Samsung 40GB SATA Hard Drive (250 GB vs 40 GB). The Lenovo 41N3015 internal hard drive has 1,800 RPM more HDD speed than the Samsung 40GB SATA Hard Drive (7200 RPM vs 5400 RPM). The Lenovo 41N3015 internal hard drive has 1" more HDD size than the Samsung 40GB SATA Hard Drive (3.5" vs 2.5"). Operating voltage: 5 / 12 V on the Lenovo 41N3015 internal hard drive, 5 V on the Samsung 40GB SATA Hard Drive.

HDD capacity
- 41N3015 internal hard drive:250 GB
- 40GB SATA Hard Drive:40 GB
HDD speed
- 41N3015 internal hard drive:7200 RPM
- 40GB SATA Hard Drive:5400 RPM
HDD size
- 41N3015 internal hard drive:3.5"
- 40GB SATA Hard Drive:2.5"
Average seek time
- 41N3015 internal hard drive:9 ms
- 40GB SATA Hard Drive:12 ms
Average latency
- 41N3015 internal hard drive:4.2 ms
- 40GB SATA Hard Drive:5.6 ms
Operating voltage
- 41N3015 internal hard drive:5 / 12 V
- 40GB SATA Hard Drive:5 V
Width
- 41N3015 internal hard drive:102 mm
- 40GB SATA Hard Drive:100 mm
Depth
- 41N3015 internal hard drive:26 mm
- 40GB SATA Hard Drive:70 mm

Side by side

Differences highlightedShow differences only

Comparison of 41N3015, 40GB SATA Hard Drive
23 specifications	A Lenovo 41N3015 internal hard drive Model 41N3015 View product	B Samsung 40GB SATA Hard Drive View product
Features5 differ
HDD capacityDiffers	250 GB	40 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Full stroke seek timeKnown for one	Unknown — not stated by the source	22 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	2 ms
Average seek timeDiffers	9 ms	12 ms
Average latencyDiffers	4.2 ms	5.6 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	600000
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	330000 h
TypeKnown for one	HDD	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Weight & dimensions4 differ
WidthDiffers	102 mm	100 mm
DepthDiffers	26 mm	70 mm
HeightDiffers	147 mm	9.4 mm
WeightDiffers	640 g	100 g
Other featuresidentical
HDD transfer rateKnown for one	Unknown — not stated by the source	428 Mbit/s
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
InternalKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	UL, CSA, TUV, IEC, C-Tick, CE Mark, BSMI	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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