If I put my phone sim in a 4G compatible tablet, will it work?

I have an iPhone Xr, and am looking at getting a tablet to use on occasion with 4G. I will never use them at the same time, so I don't want to pay for two plans if I can just pop my sim from the phone into the tablet. The locked carrier for the tablet and phone would be the same. Hotspoting from my phone to the... show more I have an iPhone Xr, and am looking at getting a tablet to use on occasion with 4G. I will never use them at the same time, so I don't want to pay for two plans if I can just pop my sim from the phone into the tablet. The locked carrier for the tablet and phone would be the same. Hotspoting from my phone to the tablet isn't an option.
Thanks
2 answers 2