shock from stored high voltage
One may purchase an eSATA hard drive on-location at many retailers including Best Buy, Ultimate Electronics, and Circuit City. One might also find an eSATA hard drive at Walmart or Target.
SATA and eSATA are electonically the same, but the construction of the cables and the terminals is different. The major difference between the two is that SATA is designed for use inside a computer system while eSATA is for use externally.
The companies found which product computers with an esata port are as follows: Hewlett Packard, Toshiba and LG. Esata ports could also be purchased as an external hard drive.
express Sata basically you can make your internal hard drive external using your esata port the cables are basically the same so all you need is an enclosure that has an esata port, esata is for fast data transfer your can reach speeds over 90mbp/s transferring data.
A protective hard drive dock.
Short answer: No. They are different and not compatible. Long answer: If the USB 2.0 device happens to be a hard drive that also has an esata port, then you could use the esata port instead.
50-85 Mbps for eSATA vs 25 - 45 Mbps firewire 400 not sure what 800 goes to but eSATA will still be faster it's just like an internal drive. eSATA is up to 6 times faster than external firewire according to the fabulous Guide to managing and maintaining your PC by Jean Andrews
7-pin connector
eSATA is the fastest of the three.
eSATA
Look for the eSATA logo next to it. The eSATA logo looks exactly the same as the SATA logo, except that it has the lower case "e" before it.
esata