Italy eSIM Guide: Mobile Data in Rome, Florence and Amalfi
Get online in Italy without roaming headaches: networks, coverage on the coast and in mountain villages, train journeys and how much data you need.
An Italian trip usually covers several cities: Rome to Florence, on to Venice, or via Naples to the Amalfi Coast. You need data constantly for Trenitalia and Italo tickets, museum bookings and maps. With an eSIM you are online as soon as you land at Fiumicino or Malpensa.
Networks and coverage
The main carriers in Italy are TIM, Vodafone, WindTre and Iliad. Big cities have fast 4G/5G. On the Amalfi road and in coastal areas such as Cinque Terre, tunnels and steep valleys can cause short drop-outs; in the Dolomites the signal weakens at higher altitudes.
How much data do you need?
- Weekend in Rome: 2–3 GB.
- 10-day city tour: 8–12 GB.
- Lots of social media sharing: 15 GB or more.
Travel tips
- Vatican Museums and Uffizi tickets are usually booked in advance; keep your QR tickets available offline.
- High-speed trains have Wi-Fi, but it slows down when busy; eSIM data is more reliable.
- Crossing into Switzerland or France? Check the country list of Europe plans; Switzerland is outside the EU.
Frequently asked questions
Does the plan work in Sicily and Sardinia?
Yes, Italy country plans work nationwide, islands included.
How should I set it up?
Scan the QR code on Wi-Fi before you leave; for step-by-step help, see our installation guide.
