Groupon offers the 4.9-lb. Acer Intel Broadwell Celeron 1.5GHz 15.6" Chromebook, model no. CB5-571-C4T3, for $249.99 with free shipping. That's the lowest total price we could find by $23. It features an Intel Broadwell Celeron 3205U 1.5GHz dual-core processor, 15.6" 1366x768 LED-backlit display, 2GB RAM, 16GB SSD, 802.11ac wireless, Bluetooth 4.0, webcam, USB 3.0, HDMI, 4-cell battery, and Chrome OS.