Elder Neil L. Andersen of the Quorum of the Twelve Apostles shares some of his thoughts on this subject.
Why is our Church unique?09270_000_012
Only here is the priesthood of God, restored to earth by heavenly messengers.
Only here are there prophets of God, bringing guidance from heaven and holding the keys that bind in heaven what is bound on earth.
Above all, we proclaim our Savior and Redeemer, Jesus Christ. … We must not [back away] from what is uniquely and singularly found in The Church of Jesus Christ of Latter-day Saints.