ZenSIM plans for San Marino
1,898 live plans from 48 providers, ranked on what a gigabyte actually costs rather than on the sticker price. Checked 13 October 2026
£0.18
Lowest per GB
Cheapest honest gigabyte here
£0.91
Median per GB
Unlimited and fair-use excluded
£0.62–1.62
Typical band
Where most plans land
62%
Advertise 5G
54% allow hotspot
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