The Mach E has buttons to open the doors. The Lightning has regular door handles.
The Hyundai Ioniq 5/6 have recessed door handles.
The Mercedes EQS has recessed door handles.
The Polestar 1 and 3 have recessed, but the Polestar 2 does not.
The Volvo XC40 has recessed handles. The XC30 and XC90 have regular handles.
VW's EVs tend to have regular door handles.
Seeing as how Teslas make up the majority of EVs on the roads in the US, and they all have recessed handles, by definition in the US the majority of EVs have recessed handles. By number of models, its kind of mixed but it seems there are more models with recessed handles than regular handles.