Product comparison · 2 internal hard drives

Seagate 2TB SATA, 7200rpm vs Seagate 500GB SAS, 7200rpm

Key differences

HDD capacity
- 2TB SATA, 7200rpm:2 TB
- 500GB SAS, 7200rpm:500 GB
HDD size
- 2TB SATA, 7200rpm:3.5"
- 500GB SAS, 7200rpm:2.5"
Interface
- 2TB SATA, 7200rpm:Serial ATA
- 500GB SAS, 7200rpm:SAS
Power consumption (typical)
- 2TB SATA, 7200rpm:8.94 W
- 500GB SAS, 7200rpm:6.76 W
Power consumption (idle)
- 2TB SATA, 7200rpm:6.54 W
- 500GB SAS, 7200rpm:4.32 W
Power consumption (read)
- 2TB SATA, 7200rpm:9.03 W
- 500GB SAS, 7200rpm:7.89 W
Power consumption (write)
- 2TB SATA, 7200rpm:7.80 W
- 500GB SAS, 7200rpm:7.18 W
Operating voltage
- 2TB SATA, 7200rpm:5 / 12 V
- 500GB SAS, 7200rpm:5 V

Differences highlightedShow differences only

Comparison of 2TB SATA, 7200rpm, 500GB SAS, 7200rpm
29 specifications	A Seagate 2TB SATA, 7200rpm View product	B Seagate 500GB SAS, 7200rpm View product
Features3 differ
HDD capacityDiffers	2 TB	500 GB
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA	SAS
Power6 differ
Power consumption (typical)Differs	8.94 W	6.76 W
Power consumption (idle)Differs	6.54 W	4.32 W
Power consumption (read)Differs	9.03 W	7.89 W
Power consumption (write)Differs	7.80 W	7.18 W
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentDiffers	2.10 A	1.93 A
Operational conditions2 differ
Operating vibrationDiffers	0.25 Gs	0.5 Gs
Non-operating vibrationDiffers	4.9 Gs	2 Gs
Weight & dimensions1 differ
WeightDiffers	710 g	610 g
Other features2 differ
Sustained data rateDiffers	140 MB/s	150 MB/s
Acoustic pressure emissionsDiffers	3 dB	2.7 dB

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.