Check the exact device model
eSIM support can vary by country variant and carrier. The phone must also be unlocked.
Mobile data, sized for the trip
Buy enough data, not an impressive number.
Estimate what maps, messaging, social video, or remote work will use, then compare country and regional plan shapes with device compatibility in view.
Typical fit3 to 10 GBThe calculator adjusts for trip length and usage. Confirm current provider data and network coverage.
Install before leaving
Save the QR code and instructions offline, but follow the provider’s activation timing.
Keep the home SIM controlled
Disable unwanted data roaming and understand how the phone handles calls, texts, and the default data line.
One more practical check