Compare Mobile Phone Plans in Ireland - March 2026

Compare 32 SIM-only mobile plans from 11 providers. All plans include calls and texts. Prices shown are monthly costs.

Summary

Unlimited Data Plans (23 plans)

No data caps - use as much as you need. Best for heavy users, streaming, and hotspot use.

Plus 8 more unlimited plans.

Data-Capped Plans (9 plans)

Fixed data allowances at lower prices. Good for light users or as a second SIM.

5G Plans (24 plans)

Plans with 5G access for faster speeds where available.

Frequently Asked Questions

What is the cheapest mobile plan in Ireland?

The cheapest mobile plan is €10/month from Tesco Mobile (€10 SIM Only). For unlimited data, the cheapest is €10/month from Tesco Mobile.

Which network has the best coverage in Ireland?

Three, Vodafone, and Eir all have approximately 99% population coverage. Three has the largest 5G network. Most MVNOs (GoMo, 48, Tesco Mobile) use one of these networks.

Can I keep my phone number when switching?

Yes, number porting is free and takes 1-2 working days. Request a PAC code from your current provider or the new provider will handle it. Don't cancel your old contract until porting is complete.

What is an MVNO?

Mobile Virtual Network Operators (MVNOs) don't own network infrastructure but resell services from Three, Vodafone, or Eir. Examples: GoMo (Eir), 48 (Three), Clear Mobile (Vodafone). Often cheaper than main networks.

Do plans include EU roaming?

Yes, all plans include EU roaming at no extra cost (up to fair use limits, typically 15-30GB). Check each plan for specific roaming allowances. UK roaming may have different terms.

Mobile Providers in Ireland