There are various reason for choosing samsung dialer over google dialer - Call recording without announcement - you can customize your call background and ringtone based on contacts. - bixby text call. - samsung smart spam call block is more older. Overall I prefer it for its one ui material look.
As per your query, we want to inform you that Samsung recommends using the Samsung Dialer on Samsung phones. However, the application is provided by default by the technical end in Samsung devices.
