Sure advantage refers to an undeniable benefit that is absolutely guaranteed. Some synonymous expressions for this phrase include "absolute benefit," "undeniable asset," "unquestionable gain," "definite advantage," and "certain edge." Other synonyms can include "unquestionable superiority," or simply "unbeatable." Whatever phrase one may use, the meaning is clear: a sure advantage is a distinguishable and often significant benefit that is undoubtedly present. This can be applied to a wide range of situations, from personal endeavors to business ventures, and it is always a desirable trait to possess. When faced with a decision or challenge, seeking out a sure advantage can lend a sense of confidence and security to any endeavor.