Product comparison · 2 internal hard drives

Samsung HD252HJ + 20PK Kit vs Samsung Spinpoint M6 HM400LI

8specifications compared
6differ
2identical
21known for one product only

Key differences

HDD capacity
- HD252HJ + 20PK Kit:250 GB
- Spinpoint M6 HM400LI:400 GB
HDD speed
- HD252HJ + 20PK Kit:7200 RPM
- Spinpoint M6 HM400LI:5400 RPM
HDD size
- HD252HJ + 20PK Kit:3.5"
- Spinpoint M6 HM400LI:2.5"
Storage drive buffer size
- HD252HJ + 20PK Kit:16 MB
- Spinpoint M6 HM400LI:8 MB
Average latency
- HD252HJ + 20PK Kit:4.17 ms
- Spinpoint M6 HM400LI:12 ms
Operating voltage
- HD252HJ + 20PK Kit:5 / 12 V
- Spinpoint M6 HM400LI:5 V

Side by side

Differences highlightedShow differences only

Comparison of HD252HJ + 20PK Kit, Spinpoint M6 HM400LI
29 specifications	A Samsung HD252HJ + 20PK Kit View product	B Samsung Spinpoint M6 HM400LI View product
Features5 differ
HDD capacityDiffers	250 GB	400 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Storage drive buffer sizeDiffers	16 MB	8 MB
Average seek timeKnown for one	8.9 ms	Unknown — not stated by the source
Average latencyDiffers	4.17 ms	12 ms
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
HDD number of headsKnown for one	Unknown — not stated by the source	4
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	330000 h
Power1 differ
Power consumption (standby)Known for one	0.7 W	Unknown — not stated by the source
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Operating altitudeKnown for one	-300 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-300 - 12000 m	Unknown — not stated by the source
Operating shockKnown for one	70 G	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	101.5 mm	Unknown — not stated by the source
DepthKnown for one	147 mm	Unknown — not stated by the source
HeightKnown for one	26.1 mm	Unknown — not stated by the source
WeightKnown for one	470 g	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	101.5 x 147 x 26.1 mm	Unknown — not stated by the source
Data transfer rateKnown for one	175 Gbit/s	Unknown — not stated by the source
Drive ready timeKnown for one	8 s	Unknown — not stated by the source
HDD transfer rateKnown for one	Unknown — not stated by the source	495 Mbit/s

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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