The MINI Cooper comes as standard with 15-inch light-alloy rims and 175/65 R 15 tyres. Run-flat tyres are standard on the MINI Cooper S that has 16-inch light-alloy rims running on 195/65 R 16 tyres. In the event of a puncture, Run-flat tyres allow drivers to continue their journey for 90 miles at speeds of up to 50mph. Run-flats also provide stability in the event of a blow-out or sudden deflation. Seventeen-inch rims running on 205/45 R Run-flat 17 tyres are available as an option on both models.