Walmart offers the 5.2-lb. Dell Inspiron i5547 Haswell Core i7 2GHz 15.6" Touchscreen Laptop in Silver for $697.94 with free shipping. (Amazon has it for the same price.) That's the lowest total price we could find by $52. Features include an Intel Haswell Core i7-4510U 2GHz dual-core processor, 15.6" 1366x768 (720p) touchscreen LCD, 8GB RAM, 1TB hard drive, 802.11ac wireless, Bluetooth 4.0, 3-cell battery, and Windows 8.1 64-bit.