The 1984 Karate Kid had two sequels in 1986 and 1989. The Next Karate Kid, still had Mr. Miyagi and came out in 1994. A remake called just 'The Karate Kid' again was out in 2010. There is a new The Karate Kid 2 set to be out in 2012. This means 5 movies are out so far and soon to be 6.
There are 5 karate kid movies made. They are The Karate Kid (1984), sequels The Karate Kid, Part II (1986), The Karate Kid, Part III (1989) and The Next Karate Kid (aka The Karate Kid Part IV in1994). The fifth is a remake from the original The Karate Kid (2010).