Karate in Barcelona – which one to choose for self-defence?

Consider for self-defence the striking schools of Boxing, Kickboxing, Muay Thai, Karate. Read the continuation in the following events.

1. Karate
Advantages:
Striking and blocking techniques: karate teaches accurate strikes and effective blocks.
Disadvantages:
Training time: it takes a long time to reach a high level.
Karate Bottom Line.

In practice, having reached the master level karate karateka realises that he is not enough skills in striking technique with his hands and very often he goes to train in the school of boxing.
And I also know one very famous karate school, in which several boxing coaches worked with performing athletes.