My 2011 Sonata is rated at 35 highway but I can and do get 40+ easily on long drives. The instant mileage gauge is definitely useful in terms of trying to get t

My 2011 Sonata is rated at 35 highway but I can and do get 40+ easily on long drives. The instant mileage gauge is definitely useful in terms of trying to get the highest 'score' fuel efficiency wise.