Best eSIM for Europe + UK
We sell one, so treat this as a way to judge any of them rather than a verdict. What follows is the thing that actually decides it in Europe, the mistake people make buying one here, and the cases where we are not what you want.
01What decides it in Europe + UK
The one thing worth getting right
Which countries are in it. Europe is not somewhere a plan can be sold for, it is a line each seller draws, and the line usually falls on the United Kingdom and Switzerland. Two plans both called Europe can differ by a dozen countries, so the coverage list is the specification and the price is a detail.
02The mistake
What people get wrong here
Buying a plan called Europe for a trip that includes the UK. It is the most common exclusion in the category, and you find out at Heathrow rather than at the checkout.
03What to compare
Five questions for any seller
How many networks does it actually reach?
A travel eSIM roams rather than joining one operator, so the number it can reach is what decides whether it works away from a city centre. Most sellers do not publish it. Ours reaches local networks across all 31 countries.
What is the price per gigabyte, not the headline?
The advertised figure is the entry plan, which is the worst value on almost every shelf in this category. Divide price by gigabytes and compare that instead. Ours is printed on every plan in the store rather than left for you to work out.
Does the validity actually cover the trip?
A plan that holds enough data and expires before you fly home is the failure people discover abroad, and it is more annoying than running out. Check the window against your dates before the allowance.
Can you top it up, or do you buy again?
This is the question nobody asks and it decides the second trip. If running out means buying a new plan and installing a new profile, the cheap first purchase was not cheap. Ours tops up onto the eSIM already in your phone.
Is the price you are quoted the price you pay?
Check for a currency conversion applied at the end, an activation fee, or a plan that renews on its own unless you find the switch. Ours is one payment in US dollars and nothing recurs.
04Where we are not the answer
We are not the cheapest and do not try to be
There are sellers under us on most destinations. If price per gigabyte is the only thing you are optimising, buy from one of them. What you pay for here is that the rates are published in full before you sign up and that the figure on the button is the figure that leaves your account.
No unlimited plan
Every plan is a fixed allowance over a fixed number of days. If you want to stop thinking about gigabytes entirely, several sellers offer unlimited and we currently do not.
No Europe + UK phone number
The plan is data. We rent numbers in the United States and Canada only, so if what you need is a local number where you are going, no travel eSIM seller is the answer, including us. The longer version of that answer.
No app, which some people want
Everything runs in the browser. That means nothing to install and nothing to update, and it also means no push notification when your data is running low. If you want an app watching your usage, buy from somebody with one.
05Questions
What is the best eSIM for Europe + UK?
There is no single answer, and any page that gives you one is selling you something, this one included. What decides it in Europe is the thing described at the top of this page, and once that is settled the comparison comes down to price per gigabyte, whether the validity window covers your trip, and what happens when the data runs out. Compare those three across whichever sellers you are looking at and the answer falls out.
How do I compare eSIM prices for Europe + UK properly?
Divide the price by the gigabytes rather than reading the headline figure, because the entry plan is almost always the worst value on any seller's shelf and it is the number they advertise. Then check the validity: the same allowance sold over a shorter window costs less, so a plan that expires before you fly home is not the bargain it looks like.
Is a cheaper eSIM worse?
Not necessarily, and we would rather say that plainly than pretend otherwise, because we are not the cheapest and do not try to be. Almost every travel eSIM in this category, ours included, is roaming on the same handful of local networks, so a lower price usually reflects a different margin rather than a worse connection. Where sellers genuinely differ is what happens when something goes wrong: whether you can top up rather than rebuy, whether anybody answers, and whether the price you were quoted is the price you paid.
Do I need to compare networks in Europe + UK?
Not per country, no. A regional plan roams onto whichever local network is strongest in whichever of the 31 countries you are in, so the question to ask is which countries are covered rather than which operators are behind them.
Our Europe + UK plans start at $3.90
Every size and every price is on the store page, with the per-gigabyte figure on each one so you can run the comparison above against us. $3.90 is the entry plan.