The Pliris Blaze+ has been in the market for over a year now. Naturally, the BlazeX is an upgrade in more than one ways: software, screen size and quality, processor, RAM and internal storage, among others.
Here is the BlazeX chilling alone:
Here are photographs of the Blaze+ and the newer BlazeX side-by-side (er..well, sometimes, one was on top of the other). The BlazeX is the larger device (5-inch display against the Blaze+’s 4.3 inches).