Yes, the watch can be equipped with an eSIM, as the LTE variant is eSIM-capable and activation takes place via a QR code from the mobile phone provider.

The connection with an iPhone is generally possible if the iPhone uses at least iOS 9.0, but there are restrictions on use. For example, some functions such as SMS replies, Samsung Pay or voice commands do not work, and software updates must be carried out via an Android device. The eSIM function itself can be used with an iPhone, but full integration and all functions are limited.