You can remove the SIM card from your Samsung Galaxy S10 using the SIM removal tool that came with your phone, or a very thin paperclip.
To remove the SIM card from your iPhone, you'll need to eject the SIM card tray with a special tool or paperclip.
I've been using Samsung's big Galaxy Tab S11 Ultra in my kitchen; here's why I'm in love with it, as well as why I really like the smaller Galaxy Tab S11 as well.