Any modern smartphone will have several days of battery life, if not more, if you use it as a dumb phone (WiFi & mobile data turned off, only using it for calls

Any modern smartphone will have several days of battery life, if not more, if you use it as a dumb phone (WiFi & mobile data turned off, only using it for calls & SMS). My Galaxy S5 (~8 years old now?) passively discharged at 1% per day with WiFi & data disabled.