NothingButSoftware offers the EDGE Tech DiskGO! 1TB eSATA / FireWire 800 / USB 2.0 External Hard Drive (pictured) for $128 with free shipping ($0.13/GB). That's the lowest total price we could find for such a hard drive by $22 (outside the mention below). This 2.2-lb. 1TB 7200 rpm external hard drive features an aluminum casing, eSATA, USB 2.0, FireWire 800, and FireWire 400.

A close price: Trans Intl. offers the similar ProStor 725 1TB eSATA / FireWire 800 / USB 2.0 External Hard Drive for $124 plus $8 for shipping ($0.13/GB).