The road measures 17.06 miles long and would take a car obeying speed limits 32 minutes to travel its length.
The A4118 is a A Road and is located in the Zone 4 Highways Region.
This is a true long-distance route, journeying through numerous towns like Port Eynon, Reynoldston, Penmaen, Parkmill, Southgate, Upper Killay, Killay, Sketty, Uplands, and SWANSEA.
The road is located entirely within West Glamorgan.