MsSQL vs MySQL

Question

Hi All,

I have a good hands on MsSQL, but I want to know about MySQL, please help me out.

1. What is the maximum size of database that MySQL provide?
2. Whether the stored procedure and join query are faster than the MsSql?
3. Whether MySQL is user friendly as compare to MsSQL?
4. Does it provide all the features that MsSQL provide?
5. Which one is more powerful?