At the Realme XT launch, the brand announced that it will be rolling out Android 10 to its devices starting next year.
In the roadmap it has presented during the event, the Realme 3 Pro, Realme 5 Pro, Realme X, and Realme XT will get first dibs on Android 10 by first quarter of 2020. The Realme 3, Realme 5, and Realme 3i will get the update by second quarter, while the Realme 2 Pro will have their turn by third quarter.
Omitted models from the list include the Realme 2, Realme C1, Realme C2, Realme U1, and Realme 1. Do remember that the roadmap is just a preliminary list, and Realme might decide to roll out Android 10 to these phones in the future.