Product comparison · 2 internal hard drives

Seagate Momentus ST9500423AS internal hard drive vs Seagate Desktop HDD STBD2000201 internal hard drive

18specifications compared
12differ
6identical
23known for one product only

Key differences

HDD capacity
- Momentus ST9500423AS internal hard drive:500 GB
- Desktop HDD STBD2000201 internal hard drive:2 TB
Interface
- Momentus ST9500423AS internal hard drive:Serial ATA II
- Desktop HDD STBD2000201 internal hard drive:Serial ATA III
Power consumption (idle)
- Momentus ST9500423AS internal hard drive:0.7 W
- Desktop HDD STBD2000201 internal hard drive:6.39 W
Operating voltage
- Momentus ST9500423AS internal hard drive:5 V
- Desktop HDD STBD2000201 internal hard drive:5 / 12 V
Start-up current
- Momentus ST9500423AS internal hard drive:1 A
- Desktop HDD STBD2000201 internal hard drive:2.8 A
Operating temperature (T-T)
- Momentus ST9500423AS internal hard drive:0 - 60 °C
- Desktop HDD STBD2000201 internal hard drive:50 - 60 °C
Operating shock
- Momentus ST9500423AS internal hard drive:350 G
- Desktop HDD STBD2000201 internal hard drive:63 G
Non-operating shock
- Momentus ST9500423AS internal hard drive:800 G
- Desktop HDD STBD2000201 internal hard drive:300 G

Side by side

Differences highlightedShow differences only

Comparison of ST9500423AS, STBD2000201
41 specifications	A Seagate Momentus ST9500423AS internal hard drive Model ST9500423AS View product	B Seagate Desktop HDD STBD2000201 internal hard drive Model STBD2000201 View product
Features2 differ
HDD capacityDiffers	500 GB	2 TB
HDD speed	7200 RPM	7200 RPM
InterfaceDiffers	Serial ATA II	Serial ATA III
Component forKnown for one	Laptop	Unknown — not stated by the source
Track to track seek timeKnown for one	13 ms	Unknown — not stated by the source
Average latencyKnown for one	4.2 ms	Unknown — not stated by the source
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	64 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
Power3 differ
Power consumption (typical)Known for one	2.5 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.15 W	Unknown — not stated by the source
Power consumption (idle)Differs	0.7 W	6.39 W
Power consumption (read)Known for one	2.1 W	Unknown — not stated by the source
Power consumption (write)Known for one	2.3 W	Unknown — not stated by the source
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentDiffers	1 A	2.8 A
Operational conditions3 differ
Operating temperature (T-T)Differs	0 - 60 °C	50 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating vibrationKnown for one	2 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	5 G	Unknown — not stated by the source
Operating altitudeKnown for one	-304.8 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-304.8 - 12192 m	Unknown — not stated by the source
Operating shockDiffers	350 G	63 G
Non-operating shockDiffers	800 G	300 G
Packaging contentidentical
User guide	Yes	Yes
Weight & dimensions4 differ
WidthDiffers	69.8 mm	101.6 mm
DepthDiffers	100.3 mm	147 mm
HeightDiffers	9.5 mm	26.1 mm
WeightDiffers	115 g	700 g
Other featuresidentical
Mac compatibility	Yes	Yes
Windows operating systems supported	Yes	Yes
Mac operating systems supported	Yes	Yes
Minimum system requirementsKnown for one	Unknown — not stated by the source	Mac G5 SATA
Product colourKnown for one	Unknown — not stated by the source	Black
Cables includedKnown for one	Unknown — not stated by the source	SATA
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows Vista Windows XP Windows 2000 Professional Windows 7 Mac OS X 10.2 +
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
InternalKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes

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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