Which Cars Have Auto Start-Stop? By Make, Model and Year / Infiniti / Q50Infiniti Q50 Auto start-stop by year YearAuto start-stop2024No2023No2022No2021No2020No2019Some configurations2018Some configurations2017Some configurations2016Some configurations2015Some configurations2014Some configurations Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).