I also have a friend from Serbia that did all his training in the UK!
You need to compare equals, this is what I found out with the one in Slovenia! Most the hours was SEP for the IR, while in UK it was MEP!
What is the price of one hour in a DA42? (with and without instructor)
What is the price of one hour PA 28 and Arrow?
What is the price of one hour in a C152?
What is the price of a PPL?
Tell me these numbers, and I will to you, if you are really competitive!