The Ioniq 5 also come with a Vehicle-to-Load or V2L. This V2L port can charge other electrical appliances including EV cars as well. Since the charging time is very fast for the car itself (16 minutes to 80%), it is very interesting concept that perhaps can enabled Uber like mobile on-demand car charging fleets service that can come to charge EV cars on the road that low on battery [1].

[1]https://electrek.co/2021/03/03/hyundai-ioniq-5-spotted-charg...