Other World Computing offers the Buffalo 1TB MiniStation Portable Thunderbolt / USB 3.0 External Hard Drive, model no. HD-PA1.0TU3, for $147.50 with free shipping. That's tied with our mention from two weeks ago as the lowest total price we've seen. (It's a current low by $7.) It features Thunderbolt transfer speeds of up to 10Gb/s and USB 3.0 speeds of up to 5Gb/s.