Missiles in general is expensive, mainly on the seeker and the electronics which made up the guidance system and the rockets/motor. read more
The guidance system and the rockets also made up the majority of the missile and is very delicate, making the warhead is quite cheap compared to them and one of the main reason there is a lack of decoy missile these days. read more
Корнет (9К-135) , or AT-14 Spriggan by NATO classification is a Russian equivalent of Javelin Missile. However, as somebody fairly noticed, they are a little different in their nature. Javelin is AT-missile of third generation, which uses automatic infrared guidance, while Kornet is second plus generation and uses laser beam riding. read more
6 Javelin Missile - $147,000 The Javelin missile is a man-portable surface to air missile made in the United Kingdom. It can be shoulder-launched or be deployed from a dedicated launcher called the Javelin Lightweight Multiple Launcher, or Javelin LML. read more