Certainly there is a difference! Personality deals with the image that you project, how other people perceive you and how you deal with other people.
Character refers to the morals that a person has, their penchant to do the right thing.
Someone can have an excellent character and always be depended on to do good things, but have the personality of a wet rag. And the nicest, most outgoing person in the world can back stab their friends on a regular basis.

قرأت السابق عدة مرات و مشكلتي ليست مع الترجمة بل لم أفهم الفرق ابداً