Guide comparatif · Mis à jour juin 2026
Roaming Grèce vs eSIM
Ce guide compare roaming vs eSIM pour Grèce. Forfaits opérateurs : Cosmote & Vodafone vs travel eSIM and best eSIM Greece.
EU fair-use caps
Even EU SIMs can throttle after heavy data use on longer Grèce stays.
Non-EU visitors pay more
US, UK and other non-EU plans rarely include Grèce data at home rates.
Hidden background data
Roaming on triggers app updates and burns your allowance or triggers fees.
Prepaid eSIM price
Pick GB and days upfront—fixed cost before you land at ATH.
Pourquoi le roaming coûte cher
Grèce cities need reliable mobile data for maps, trains and messaging. Non-EU visitors pay travel passes or per-MB rates. EU residents can hit fair-use limits on extended trips.
Comparatif des coûts
| Option | Modèle tarifaire | Attention |
|---|---|---|
| Home roaming (non-EU) | Daily pass or per-MB | Adds up over 7–14 days in Grèce |
| EU home roaming | Often included with cap | Fair-use throttle after heavy use |
| eSIM voyage Grèce | One-off prepaid (GB + days) | Usually data-only; QR before ATH |
| Airport SIM / local shop | Prepaid in person | Queues, local forms, passport registration |
Éviter les frais de roaming
- Turn off Data Roaming on your home SIM before you leave.
- Install a prepaid Grèce eSIM on Wi-Fi before your flight.
- Enable the eSIM data line after landing at ATH.
- Keep your home number for SMS on Wi-Fi; do not use it for mobile data.
Évitez le roaming avec une eSIM Grèce
Forfait prepaid—QR avant ATH, pas de facture surprise.
Grèce Forfaits eSIM