Sarada is the only active Uchiha and currently the only Sharingan user in Boruto Two Blue Vortex. While her eyes are currently at base level, it was hinted in Boruto: Naruto Next Generations that ...

An Uchiha who has awakened the Mangekyou Sharingan in both of their eyes can use the strongest ability available to them, the Susanoo. This impenetrable defense is arguably the most formidable.