Just to confuse things, Apple decided to remove the physical SIM slot entirely from the US model of the iPhone 14, replacing it with dual eSIM support. In most cases, these devices have one physical SIM card slot and one embedded SIM (hence: eSIM) that uses a downloadable profile instead of a plastic card to connect you to a cellular network.Īll recent iPhones support eSIM, along with several Android devices. In recent years, phones with eSIMs have also made an appearance.

They offer little extra for the vast majority of travelers, and there’s no particular reason to try to hunt one down. Triple or even quadruple SIM phones do exist, but they’re very rare, and typically only available in developing markets like India. Technically, things don’t end with just two SIMs. Buy the international equivalent, and it’ll have two. Dual SIM phones are far more common elsewhere in the world, however, and many manufacturers offer different versions of their phones because of this.īuy the US model of the otherwise-impressive Samsung Galaxy A53, for example, and it’ll have one SIM slot. Most phones sold in the United States only have a single SIM slot. If the SIM is authorized to connect to the network, you’ll get service. Its basic purpose is to help identify a device on a cellular network. A SIM, or Subscriber Identity Module, is (typically) a small, removable plastic card with metal contacts that fits into a slot in the side of the phone. In essence, it’s exactly what the name suggests: a phone that can use two different SIMs.

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