S 2012 Automatic Gasoline mileage: 146 KM 2012 Mini Cooper Countryman S ALL4 for sale: Fully optioned, clean use, engine and transmission in excellent condition. Automatic transmission, 95 octane gasoline, panoramic roof. Color: navy blue with a black interior and clean beige leather seats. Mileage: only 146,000. Price: 30,000, negotiable.