Product comparison · 2 internal hard drives

Seagate 1TB SATA II 2.5" vs Seagate 500GB SATA II 2.5"

30specifications compared
3differ
27identical
5known for one product only

Key differences

HDD capacity
- 1TB SATA II 2.5":1 TB
- 500GB SATA II 2.5":500 GB
Power consumption (standby)
- 1TB SATA II 2.5":0.2 W
- 500GB SATA II 2.5":0.3 W
Power consumption (PowerSave)
- 1TB SATA II 2.5":0.2 W
- 500GB SATA II 2.5":0.3 W

Side by side

Differences highlightedShow differences only

Comparison of 1TB SATA II 2.5", 500GB SATA II 2.5"
35 specifications	A Seagate 1TB SATA II 2.5"View product	B Seagate 500GB SATA II 2.5"View product
Features1 differ
HDD capacityDiffers	1 TB	500 GB
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Interface	Serial ATA II	Serial ATA II
TypeKnown for one	Unknown — not stated by the source	HDD
Component for	Laptop	Laptop
Storage drive buffer size	8 MB	8 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Average seek time	12 ms	12 ms
Average latency	5.6 ms	5.6 ms
Power2 differ
Power consumption (standby)Differs	0.2 W	0.3 W
Power consumption (PowerSave)Differs	0.2 W	0.3 W
Power consumption (read)	2.2 W	2.2 W
Power consumption (write)	2.2 W	2.2 W
Operating voltage	5 V	5 V
Start-up current	1 A	1 A
Operational conditionsidentical
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating vibration	1.5 G	1.5 G
Operating altitude	-300 - 3000 m	-300 - 3000 m
Non-operating altitude	-400 - 15000 m	-400 - 15000 m
Operating shock	325 G	325 G
Non-operating shock	750 G	750 G
Packaging contentidentical
User guide	Yes	Yes
Weight & dimensionsidentical
Width	100.3 mm	100.3 mm
Depth	69.8 mm	69.8 mm
Height	9.5 mm	9.5 mm
Weight	107 g	107 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84717050
Other featuresidentical
Storage capacityKnown for one	Unknown — not stated by the source	500 MB
Drive ready time	4 s	4 s
Internal	Yes	Yes
Supported data transfer ratesKnown for one	Unknown — not stated by the source	1.5 Gbit/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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