Not sure if there's a difference. Both are similar, and both companies have great customer service. I have the CB and love it, but I got it on the same order with their kettle conversion kit so it was essentially shipping free at that particular time.
Pit Beeatch for Team Munchkin
Avatar by Northwest BBQ
"...In nature, there are predators. I believe the common denominator of the universe is not harmony, but chaos, hostility and murder..." Werner Herzog