Dublin vs London for couples
Dublin, in Ireland, and London, in the United Kingdom, are about 462 km apart. Every figure below comes from the data behind our city pages: an estimated monthly cost for a couple, tax tier, annual climate, safety, healthcare, internet speed, language and residency rules. Dublin leads on safety and internet speed; London on healthcare.
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Side by side
Source: the datasets behind our city pages. Cost is our model estimate (a country-level cost index scaled for city size); tax tiers are assigned by hand from each country's top marginal income tax rate and overall tax reputation; temperature from the Open-Meteo archive (2019 to 2023 averages); rainfall from TerraClimate (1991 to 2020 normals); safety and healthcare are our own country-level estimates; internet from the Ookla Speedtest Global Index; English from the EF English Proficiency Index; residency from our hand-reviewed residency dataset (not legal advice); short-stay entry from the passport-index dataset.
Factor by factor
Cost of living
Close on cost: we estimate about €4,127 a month for a couple living centrally in Dublin and €4,315 in London.
Taxes
A tie: Ireland and the United Kingdom both sit in our high tax tier.
Climate
Both average 11°C over the year. London is drier, with about 669 mm of rain a year against 761 mm in Dublin (12% less).
Safety
Dublin is the safer pick: Ireland scores 60 out of 100 on safety, 4 points above the United Kingdom (56).
Healthcare
London has the stronger healthcare: the United Kingdom scores 74 out of 100 on healthcare, 4 points above Ireland (70).
Internet
Dublin has faster home internet: about 130 Mbps median fixed download against about 110 Mbps in London.
Language
Main languages: English, Irish in Dublin; English in London. English proficiency is rated the same in both: English everywhere.
Residency and visas
Both are rated possible, with conditions for long-term residency for people from outside the UK and Ireland (Common Travel Area). Ireland has a self-funded route from about $4,850 a month in income; we track no income-based route for the United Kingdom. Citizens of the UK and Ireland (Common Travel Area) have freedom-of-movement or simplified residency rights in both. For short visits, 82 of 198 passports can enter Ireland visa-free and 35 can enter the United Kingdom.
Which one fits a couple
If one of you puts safety (60 against 56 out of 100) and internet speed (130 Mbps against 110 Mbps) first, Dublin comes out ahead. If the other cares more about healthcare (74 against 70 out of 100), London does.
Size differs too: Dublin is a large city (1 to 5 million people) and London a major one (over 5 million people).
OurNextCity has each partner answer 12 questions privately, then ranks Dublin, London and 913 other cities for both of you at once.