the confidence 20 is a horribly expensive wooden box with drivers in 'em. I see nothing that justifies such a high price. Theres a limit to what you can do with a wooden box. Either the quality needs to be vastly improved or the price needs to come down.
The kef ref 1. Less expensive but still very expensive.
Again, it comes down to the question of why one speaker is better than another.
I just posted a thread on that exact topic but nobody here knows the answer.