Updated May 7, 2026 · Jules de Bruin, Editor
Updated May 2026. After Brexit, UK SIMs split into three EU-roaming groups: full inclusion, fair-use cap, and daily-charge add-on. 1pMobile includes free roaming in 46 EU countries. Lebara includes 20 GB EU roaming. O2 includes 25 GB Europe Zone on most plans. Tesco Mobile, Talkmobile, Asda Mobile, and SMARTY all include 12 to 20 GB. EE and Vodafone charge a daily fee outside premium tariffs.
Full guide expanding soon. The data and rankings live on the UK comparison hub; this dedicated page will host the long-form analysis in the next content sprint. Switch to the hub to see all 28+ plans filtered live.