Submissive vs slave

What is the difference

A submissive is a more general term for someone who is... Submissive.
A slave have made a commitment and supposedly becomes ger owners property, allowing him to decide completely over her body and mind.
Thats not to say that submissives are not committed, or that slaves are always completely devoted and unselfish. Everybody is different and these terms are just words.

A submissive has more say over the relationship, the slave does total exchange of power. She agrees to obey and submit period. The submissive is entering into a relationship that she can walk out of. The slave can not. As to ownership that is a greater commitment than being a slave. You are his property to do with as he would any other property buy, sell, rent out what ever. she is owned period, thus deeper even that a slave.

slave is a relationship status
submissive is a role status

Usually a slave is a submissive who is owned

Some also use the term slave to indicate a more hard core submissive to indicate that a slave is someone more experienced then a submissive.