Connectivity

eSIM data calculator

Estimate a practical mobile-data allowance from your trip length, usage habits and expected Wi-Fi access.

Mobile-data activities

This is a planning estimate, not a measurement or mobile plan recommendation.

Estimate mobile data for your trip

Set your trip length, everyday usage and expected Wi-Fi access to get a conservative planning band.

Planning method

Estimate with room for real travel days.

Video uses more

Streaming and video calls can use far more data than messaging or maps, so they have the largest effect on the estimate.

Wi-Fi changes the balance

Reliable accommodation Wi-Fi can reduce mobile usage, while limited access keeps more activity on cellular data.

A planning band, not a promise

The result includes a 20% buffer. Actual use depends on app settings, media quality, background activity and network behavior.

Methodology reviewed 5 October 2026. Rutaiva uses documented conservative planning assumptions shown on this page; it does not use live carrier plans, prices or affiliate offers.

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