The phrase "refined interior" means that the inside of something, like a house or a car, has been made elegant, sophisticated, and of high quality. Full definition
While the exterior looks rugged, refined interior with soft - touch materials offers a great value for the money. (suvtrend.com)
A comfortable, refined interior features a color display, intuitive controls and various entertainment functions that make a trip in a cargo van feel more like a leisurely drive. (mbseattle.com)
A quiet, refined interior combines luxury and convenience into a single package. (chevrolet.com)