If you want cheap and good, then UDS is the way to go, if you don't mind spending a bit more then the Frontier is a great little cooker. Personally I'd say spend a bit more and get a WSM but that will blow your budget so let's not even consider that option.
As I'm such a gent, I went to Robert Dyas at lunch to check out that BBQ for you (nah I'm lying, I had to go there to get some ammonia and they had one on display



