Whats the difference?

[rmarquez]

whats the difference between SB defend steal and SB Reraise steal stat?

[Sarek]

No difference
SB 3-Bet Vs Steal - When the SB faces a raise from either the Cut-off or button and they 3bet. (See 3bet for more details)
see this http://faq.holdemmanager.com/questions/95/Stat+Definitions