It's competition is the patriot system ($4m per missile) and the s-300s that ukraine already has ($1m per missile, if they could find someone to sell replacemen

It's competition is the patriot system ($4m per missile) and the s-300s that ukraine already has ($1m per missile, if they could find someone to sell replacement missiles to them, the older sa-10 missile loads for the S-300 might be cheaper, again if they could find a source)