Hyundai Sonata 2012 Used Automatic Gasoline mileage: 400 KM or more Hyundai Sonata 2012, used. Mileage: 400,000 km or more. Peace, mercy, and blessings of God be upon you. For sale: Sonata 2012. Mileage: 400k (approximate). Gear: Guaranteed. Open to trade for a 1600cc car.