Newegg offers the Seagate 8TB Backup Plus USB 3.0 External Hard Drive, model no. STDT8000100, for $299.99. Apply coupon code "VCOJAN25" and checkout via Visa Checkout to cut it to $274.99. With free shipping, that's the lowest total price we could find by $9. It features automatic backup options. Coupon expires January 26.
Using your American Express card? Sync your Amex card to your Twitter via these instructions to receive a $25 credit and drop the price further to $249.99.