What do Christians believe separates them from other religions?

Q: What do Christians believe separates them from other religions?

What makes you so different, less fanatical, more wise than say, Muslims or Scientologists?
            
A: Speaking for Catholics … it’s the real presence of Jesus Christ, the constant advocacy of the Holy Spirit, God’s abundant grace, and the certainty that comes from the sacred deposit of all God’s revealed truth … since all these things have been practically and continuously applied and appreciated, for the last 2000 years.