Dealmac - Today's Edition, 2015-03-29 16:43 EDT Toshiba 500GB Portable USB 3.0 Hard Drive for $35 + free shipping
Best Buy offers the Toshiba 500GB Canvio Slim II 500GB Portable USB 3.0 External Hard Drive in Black, model no. HDTD205XK3, for $34.99 with free shipping. That's the lowest total price we could find by $4. It includes 10GB of cloud storage.

Tech Bargains, 2015-03-29 13:20 EDT Toshiba 500GB USB 3.0 Portable Hard Drive $34.99 Free Shipping
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Uberi, 2015-03-27 03:38 EDT Toshiba Canvio Basics 500GB USB 3.0 Portable Hard Drive for $27.99 Shipped
Toshiba Canvio Basics 500GB USB 3.0 Portable Hard Drive for $27.99 shipped.  Here is a screenshot for your reference.  This USB portable drive does not require a separate power supply and is smaller than most of them, making it more convenient to carry around.  Most places have it for about $54.

Uberi, 2015-03-25 18:22 EDT WD Elements 750GB USB 3.0 Portable Hard Drive for $39.95 Shipped
Western Digital Elements 750GB USB 3.0 Portable Hard Drive for $39.95 shipped after an automatic $20 discount in cart.  Here is a screenshot for your reference. This portable USB drive features up to 5Gbps data transfer rate with USB 3.0 interface, which is backward-compatible with USB 2.0.

Tech Bargains, 2015-03-25 14:55 EDT WD Elements 750GB Portable USB 3.0 Hard Drive $39.99
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Tech Bargains, 2015-03-23 03:10 EDT TODAY ONLY Toshiba Canvio Connect 1TB USB 3.0 Portable Hard Drive $49.99
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