As of April 2019, the list of eSIM compatible devices are as follows:
Apple iPhone XR, XS, XS Max | Nuu Mobile X5 | Google Pixel 3 |Samsung Galaxy Note 9 | Nexus 6P, 5X, 6 | Moto G6, X4 |LG G7 ThinQ , v35 ThinQ | Microsoft Surface Tablet Pro | Ipad Pro 2018 version onwards.
Please note, however, that this list can change as more eSIM-compatible devices are released into the market.
Device compatibility also varies from country to country. Please refer to the manufacturer’s guide from your handset’s country of purchase to determine whether your device is eSIM compatible. For example: iPhones XS, XS Max and XR sold in China, Macau and Hong Kong are not eSIM compatible - however, they are Dual SIM phones with 2 physical SIM slots. United Networks can provide a physical Global SIM for these devices.