Product comparison · 2 internal hard drives

Samsung Spinpoint M HM320JI internal hard drive vs Seagate SATA 1TB

16specifications compared
14differ
2identical
21known for one product only

Key differences

HDD capacity
- Spinpoint M HM320JI internal hard drive:320 GB
- SATA 1TB:1 TB
HDD speed
- Spinpoint M HM320JI internal hard drive:5400 RPM
- SATA 1TB:7200 RPM
HDD size
- Spinpoint M HM320JI internal hard drive:2.5"
- SATA 1TB:3.5"
Interface
- Spinpoint M HM320JI internal hard drive:Serial ATA
- SATA 1TB:Serial ATA II
Power consumption (standby)
- Spinpoint M HM320JI internal hard drive:0.6 W
- SATA 1TB:1 W
Operating voltage
- Spinpoint M HM320JI internal hard drive:5 V
- SATA 1TB:5 / 12 V
Operating temperature (T-T)
- Spinpoint M HM320JI internal hard drive:5 - 55 °C
- SATA 1TB:0 - 70 °C
Operating shock
- Spinpoint M HM320JI internal hard drive:325 G
- SATA 1TB:70 G

Side by side

Differences highlightedShow differences only

Comparison of HM320JI, SATA 1TB
37 specifications	A Samsung Spinpoint M HM320JI internal hard drive Model HM320JI View product	B Seagate SATA 1TB View product
Features4 differ
HDD capacityDiffers	320 GB	1 TB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA	Serial ATA II
Average seek timeKnown for one	12 ms	Unknown — not stated by the source
TypeKnown for one	Unknown — not stated by the source	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
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
Power2 differ
Power consumption (standby)Differs	0.6 W	1 W
Power consumption (off)Known for one	0.2 W	Unknown — not stated by the source
Operating voltageDiffers	5 V	5 / 12 V
Power consumption (typical)Known for one	Unknown — not stated by the source	7 W
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 70 °C
Operating relative humidity (H-H)Known for one	5 - 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	0.7 G	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 shockDiffers	325 G	70 G
Non-operating shockDiffers	1000 G	300 G
Weight & dimensions4 differ
WidthDiffers	69.8 mm	101.6 mm
DepthDiffers	100 mm	147 mm
HeightDiffers	9.5 mm	26.1 mm
WeightDiffers	102 g	677 g
Other features1 differ
HDD transfer rateKnown for one	826 Mbit/s	Unknown — not stated by the source
Power requirementsKnown for one	+5V±5%	Unknown — not stated by the source
Drive device, transfer rateKnown for one	150 MB/s	Unknown — not stated by the source
Drive ready timeDiffers	4 s	17 s
InternalKnown for one	Yes	Unknown — not stated by the source
Plug and PlayKnown 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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