Do you know the correct answer? Different from vs. different than

The correct answer is “different from.”

“Than” is typically used with comparative adjectives, like “bigger” or “smaller.” While “different” is an adjective it is not a comparative and, hence, a different preposition is used.

from Grammarly Blog
http://www.grammarly.com/blog/2015/do-you-know-the-correct-answer-different-from-vs-different-than/