Dell 250GB SATA 3.5" vs Seagate 2000GB 3.5" SAS

Comparison of 250GB SATA 3.5", 2000GB 3.5" SAS

31 specifications	A Dell 250GB SATA 3.5"View product	B Seagate 2000GB 3.5" SASView product
Features2 differ
HDD capacityDiffers	250 GB	2 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA	SAS
TypeKnown for one	—Unknown — not stated by the source	HDD
Component forKnown for one	—Unknown — not stated by the source	Server/workstation
Storage drive buffer sizeKnown for one	—Unknown — not stated by the source	16 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	300000
Mean time between failures (MTBF)Known for one	—Unknown — not stated by the source	1200000 h
Poweridentical
Power consumption (idle)Known for one	—Unknown — not stated by the source	7.26 W
Power consumption (read)Known for one	—Unknown — not stated by the source	10.43 W
Power consumption (write)Known for one	—Unknown — not stated by the source	10.15 W
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	5 - 60 °C
Operating shockKnown for one	—Unknown — not stated by the source	70 G
Non-operating shockKnown for one	—Unknown — not stated by the source	300 G
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	101.8 mm
DepthKnown for one	—Unknown — not stated by the source	147 mm
HeightKnown for one	—Unknown — not stated by the source	26.1 mm
WeightKnown for one	—Unknown — not stated by the source	710 g
Other featuresidentical
Ethernet LANKnown for one	No	—Unknown — not stated by the source
Drive device, transfer rateKnown for one	150 MB/s	—Unknown — not stated by the source
Fibre ChannelKnown for one	No	—Unknown — not stated by the source
FireWire 400Known for one	No	—Unknown — not stated by the source
FireWire 800Known for one	No	—Unknown — not stated by the source
InternalKnown for one	Yes	—Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	0	—Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	—Unknown — not stated by the source
USB poweredKnown for one	No	—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.