All versions of the Apple iPhone 16 series support eSIM. They also all support dual-SIM, using two eSIM profiles at a time. There is no support for physical SIM cards in the US. That said ...

The iPhone 16 and its four models will not have a SIM card tray in the US. The rest of the countries can use one physical and one e-SIM with the phone. Only the iPhone 16 sold in mainland China will ...

For devices that lack removable batteries, the SIM is usually in a tiny ejectable tray that can be removed by carefully pushing a pin into a pinhole—often found on the top or the side of a phone.

Android 11, up to Android 12, One UI 4.1 ...

Android 8.0, up to Android 10, One UI 2.5 ...