APPARATUS AND METHOD FOR PROVIDING DRIVING INFORMATION AND DRIVING ASSISTANCE OF VEHICLE

Disclosed are an apparatus and method for providing driving information and driving assistance of a vehicle. A vehicle driving information provision and driving assistance method according to an embodiment of the present invention includes receiving at least one of real=time traffic information, average speed or signal information, or a combination thereof on at least one driving route from a departure point of the vehicle to a destination from at least one server, receiving, from the server, per-segment information of at least one segment generated by segmenting the driving route and per-segment reference fuel efficiency information, calculating a drivable speed and a number of stops per segment based on at least one of the real-time traffic information, average speed or signal information, or a combination thereof, and notifying a driver of an optimal route selected based on the reference fuel efficiency information, the drivable speed, and the number of stops.