Stayjuice you can use airplane mode and connect to wifi when needed.
Stayjuice dumb phone and keep it in a faraday bag until you need to use it
Not sure what this would achieve that airplane mode can't unless you plan on using a different SIM
Stayjuice Obviously phones with sim cards are tracking you when you travel by pinging towers
A GrapheneOS phone isn't "tracking you." Phones without SIM cards also connect to cell towers and providers can see that and record information about the connection. They may not actually be tracking you, but the capability is there, unfortunately.
Stayjuice The fact that you had to ask…..
I don't think this part of your response was necessary.