Dealmac - Today's Edition, 2015-01-13 08:40 EST

Western Digital 4TB USB 3.0 External HD for $115 + free shipping
Newegg offers the Western Digital 4TB Elements USB 3.0 External Hard Drive, model no. WDBWLG0040HBK-NESN, for $129.99. Coupon code "EMCAKKP22" cuts it to $114.99. With free shipping, that's $5 under our mention from two weeks ago and the lowest total price we could find now by $5. It features a data transfer rate of up to 5GB/s. Deal ends January 14.

Dealnews - Editors' Choice, 2015-01-13 03:49 EST

Western Digital 1TB USB 3.0 HDD, $25 Visa GC for $70 + free shipping
Staples offers the Western Digital 1TB My Passport Ultra Portable USB 3.0 External Hard Drive in Black, model no. WDBZFP0010BBK, bundled with a $25 Visa Gift Card for $99.94. Coupon code "80609" cuts it to $69.99. With free shipping and assuming you'll use the gift card, that's essentially tied with our mention from a week ago (which was in-store only, required a rebate, and lacked the gift card) and the lowest total price we've seen for this model. (It's also a current low by $22.) It features automatic backup. Deal ends January 31.

Dealmac - Today's Edition, 2015-01-09 11:41 EST

Western Digital 500GB USB 3.0 Hard Drive for $58 + free shipping
Amazon offers the Western Digital My Passport Air 500GB USB 3.0 Portable External Hard Drive, model no. WDBBLW5000AAL-NESN, for $57.99 with free shipping. (B&H Photo-Video charges the same.) That's $8 under our October mention and, outside of the mention below, the lowest total price we could find now by $22. It's USB-powered and features hardware encryption.

Of note, Western Digital Store offers it bundled with a Western Digital My Passport Carrying Case for $59.99 with free shipping via coupon code "SHIPS4FREE".