GarageDex

Hyundai Sonata Auto start-stop by year

YearAuto start-stop
2027Some configurations
2026Some configurations
2025Some configurations
2024Some configurations
2023Some configurations
2022Some configurations
2021Some configurations
2020Some configurations
2019Some configurations
2018Some configurations
2017Some configurations
2016Some configurations
2015Some configurations
2014Some configurations
2013Some configurations
2012Yes

Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).