The Voyager III tablet is a low-end device with a $50 USD price tag, while the convertibles come with up to 4 GB RAM and 128 GB storage (the Windows-driven one) and prices up to $450 USD.
http://www.notebookcheck.net/RCA-launches-a-17-3-inch-AiO-a-7-inch-tablet-and-two-12-2-inch-convertibles.190157.0.html