Product comparison · 2 internal hard drives

Samsung Spinpoint M HM400JI internal hard drive vs Seagate Barracuda 3.5 Inch Hard Drive Kit 1-TB

8specifications compared
7differ
1identical
31known for one product only

Key differences

HDD capacity
- Spinpoint M HM400JI internal hard drive:400 GB
- Barracuda 3.5 Inch Hard Drive Kit 1-TB:1 TB
HDD speed
- Spinpoint M HM400JI internal hard drive:5400 RPM
- Barracuda 3.5 Inch Hard Drive Kit 1-TB:7200 RPM
HDD size
- Spinpoint M HM400JI internal hard drive:2.5"
- Barracuda 3.5 Inch Hard Drive Kit 1-TB:3.5"
Interface
- Spinpoint M HM400JI internal hard drive:Serial ATA II
- Barracuda 3.5 Inch Hard Drive Kit 1-TB:Serial ATA
Storage drive buffer size
- Spinpoint M HM400JI internal hard drive:8 MB
- Barracuda 3.5 Inch Hard Drive Kit 1-TB:32 MB
Operating voltage
- Spinpoint M HM400JI internal hard drive:5 V
- Barracuda 3.5 Inch Hard Drive Kit 1-TB:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of HM400JI, Barracuda 3.5 Inch Hard Drive Kit 1-TB
39 specifications	A Samsung Spinpoint M HM400JI internal hard drive Model HM400JI View product	B Seagate Barracuda 3.5 Inch Hard Drive Kit 1-TB View product
Features5 differ
HDD capacityDiffers	400 GB	1 TB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA II	Serial ATA
Storage drive buffer sizeDiffers	8 MB	32 MB
Average seek timeKnown for one	12 ms	Unknown — not stated by the source
Average latencyKnown for one	5.6 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	2.5 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.25 W	Unknown — not stated by the source
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	1 A	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 55 °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	8 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating vibrationKnown for one	1.5 Grms	Unknown — not stated by the source
Operating altitudeKnown for one	-300 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-400 - 15000 m	Unknown — not stated by the source
Operating shockKnown for one	400 G	Unknown — not stated by the source
Non-operating shockKnown for one	900 G	Unknown — not stated by the source
Packaging contentidentical
User guideKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	69.8 mm	Unknown — not stated by the source
DepthKnown for one	100 mm	Unknown — not stated by the source
HeightKnown for one	9.5 mm	Unknown — not stated by the source
WeightKnown for one	105 g	Unknown — not stated by the source
Other features1 differ
Power requirementsKnown for one	+5V±5%	Unknown — not stated by the source
Product colourKnown for one	Black	Unknown — not stated by the source
Compatible operating systemsDiffers	Windows 98/2000/XP	Microsoft Vista, XP, 2000 Pro Mac O/S 10.2 Linux
Drive ready timeKnown for one	4 s	Unknown — not stated by the source
Supported data transfer ratesKnown for one	138, 300MB/s	Unknown — not stated by the source
Acoustic pressure emissionsKnown for one	2.6 dB	Unknown — not stated by the source
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	190.50 x 63.50 x 139.70 mm
Mac compatibilityKnown for one	Unknown — not stated by the source	Yes
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Packaging dataidentical
Package weightKnown for one	Unknown — not stated by the source	920 g
Logistics dataidentical
Pallet gross weightKnown for one	Unknown — not stated by the source	422.2 kg
Pallet dimensions (W x D x H)Known for one	Unknown — not stated by the source	1016.00 x 1205.48 x 1219.20 mm

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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