How to compare 2 row fields in a view and don't display them if some conditions are verified?
Views Conditional


  Views Conditional is a simple module that allows you to define
  conditionals (if xxx then yyy) with fields in views. Conditions
  include:
  
  
  Equal To 
  Not Equal To 
  Greater Than 
  Less Than 
  Empty 
  Not Empty 
  
  
  Views conditional allows you to output text based on the result of the
  condition.