Dell Small Business offers its 3.6-lb. Dell Inspiron 13 5378 Intel Kaby Lake Core i3 2.4GHz 13.3" 1080p Touchscreen 2-in-1 Laptop in Theoretical Gray for $449.99 with free shipping. That's the lowest price we could find by $50. It functions as a laptop or tablet and features:
  • Intel Core i3-7100U 2.4GHz Kaby Lake dual-core processor
  • 13.3" 1920x1080 (1080p) LED-backlit touchscreen LCD
  • 4GB RAM & 1TB hard drive
  • 802.11ac wireless & Bluetooth 4.1
  • HDMI & USB 3.0
  • 3-cell battery
  • Windows 10 Pro 64-bit
Note: Dell Home offers it with Windows 10 Home 64-bit for $399.99 with free shipping