An accident is unplanned event or circumstance which occurs due to lack of intention or necessity which results in negative outcome generally. It can be avoided or prevented if circumstances leading up to the accident been recognized and acted upon before incident happens. This paper contains literature review of intelligent safety system in automobile proposed by various researchers to avoid accidental collision. Safety system in automobile sights into the future of automotive safety and provides the advanced ways for avoiding accidents and protects the human. Safety concept car provides a glimpse into the future of automotive safety, and how much more advanced these individual systems can be for avoiding accidents and protecting vehicle occupants when they are integrated into one system.