With the premiere of Simon Cowell’s new talent competition “The X-Factor” just hours away, one wonders if Cowell’s latest project can stand up against other singing competitions, like NBC’s “The Voice” and FOX’s aging “American Idol.”Already a national sensation in the U.K., “The X-Factor” has created some of the U.K.’s best selling artists, and music mogul Cowell is hoping to do the same in the U.S.In many ways, the show is similar to Cowell’s former endeavor, “American Idol,” yet there are a few exceptions.