"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
Apple SIM Now Available in 140+ Countries in Partnership With GigSky
The new additions, among others, include Afghanistan, Anguilla, Antigua and Barbuda, Armenia, Argentina, Cayman Islands, Colombia, Dominica, Ecuador, Honduras, Isle of Man, Jamaica, Pakistan, Peru, St. Vincent and the Grenadines, Tajikistan, Turks and Caicos, Uganda, Uruguay, Venezuela, Zambia, and the U.S. and British Virgin Islands. Apple has a full list of countries on its website.
Apple SIM is embedded in the latest cellular iPads and enables users to easily switch between different short-term data plans from select carrier partners without needing multiple SIM cards. It is particularly useful for traveling abroad, especially now that coverage reaches more than 140 countries and territories through GigSky.
Other Apple SIM partners include AT&T, Sprint, and T-Mobile in the United States, EE in the United Kingdom, Deutsche Telekom in Germany, Three in Hong Kong, and au by KDDI in Japan. AlwaysOnline Wireless also offers pay-as-you-go LTE data plans in at least 45 countries, with the option to pay by hour, day, or megabyte.