Here is a pic of a BFR in size comparison to a rexo.
http://www.planetside-universe.com/m...hp?img_id=1357
http://www.planetside-universe.com/m...hp?img_id=1358
Also notice, "PlanetSide is about to undergo something of a mini-relaunch, with the expansion pack being bundled with the main game at retail and long-term subscribers receiving a reduction in fees"