SIM Cards and Mobile Plans in Sweden: Everything Expats Need to Know

Quick answer: Buy a prepaid SIM on day one — no personnummer needed. Comviq, Hallon, or Vimla give you solid coverage at low cost. Get a Swedish number early because you'll need it for BankID and Swish setup.

Sweden has excellent mobile infrastructure. 4G coverage exceeds 99% of the population, and 5G rollout is progressing steadily in major cities. The challenge for new arrivals isn't coverage — it's navigating a market split between major operators and a busy MVNO sector, and understanding the personnummer dependency that blocks postpaid contracts.

The Major Operators

Sweden has four main network operators that own physical infrastructure:

Telia is the former state telecoms company and still the largest operator. Best rural and northern Sweden coverage. Slightly premium pricing.

Tele2 is a strong national competitor with good coverage and competitive pricing. Runs the Comviq MVNO.

Tre (3) is strong in urban areas and often competitive on price. Part of the CK Hutchison group.

Telenor rounds out the big four. Note: Telenor in Sweden is a separate entity from Telenor Denmark — same brand, different company.

All four offer both prepaid and postpaid plans. Postpaid almost always requires a personnummer.

Budget MVNOs Worth Knowing

MVNOs (virtual operators) ride on the big four networks and typically offer better value. These are the ones most expats end up using in the first few months:

Comviq (runs on Tele2) — one of the cheapest options, popular with students and new arrivals. No-fuss prepaid. Can be upgraded to a postpaid plan once you have a personnummer.

Hallon (runs on Tre) — clean app, transparent pricing, good for medium data users. No contract option available.

Vimla (runs on Tele2) — flat-rate unlimited data plans with a referral model. Straightforward pricing, no annual tie-ins.

Fello (runs on Tele2) — newer entrant, competitive on price, marketed at younger users.

As of 2026, expect to pay roughly SEK 100–200/month for a plan with 10–30 GB of data from an MVNO. Unlimited data plans sit around SEK 200–350/month. Prices change frequently — check the providers' sites directly.

Getting a SIM Without a Personnummer

This is the most common question from new arrivals. The short answer: prepaid SIMs are easy, postpaid contracts are blocked.

Prepaid (kontantkort): Walk into any 7-Eleven, Pressbyrån, Coop, or electronics store. Show your passport. Buy a SIM for SEK 0–49. Top up with credit or buy a monthly bundle. Comviq, Hallon, and Tele2 prepaid are the most widely stocked.

Postpaid contracts: Require a personnummer and often a credit check via UC (Upplysningscentralen). Even with a personnummer, fresh arrivals sometimes fail the credit check if they haven't been in the system long. In that case, a few months of prepaid history sometimes helps, or you can ask a Swedish-resident guarantor to co-sign.

eSIM: Tele2, Telia, and Tre all support eSIM on compatible devices. Hallon also offers eSIM. eSIM activation typically requires completing the signup online — some require BankID or personnummer for the process, so check before ordering.

Why Your Swedish Number Matters for BankID

BankID is the digital identity system used for almost everything in Sweden — online banking, signing leases, booking medical appointments, tax filings. Mobile BankID lives on your phone and links to the phone number registered with your bank.

In practice: when your Swedish bank sets up BankID for you, it will send an activation code to a phone number. If that number is foreign, it can create friction. Some banks handle it fine; others require a Swedish number in their system. Getting a Swedish SIM early — even a cheap prepaid one — and giving that number to your bank removes this obstacle cleanly.

Swish (the peer-to-peer payment app) similarly links to your Swedish phone number and your bank account. No Swedish number means no Swish.

Porting a Number

If you already have a Swedish number from a prepaid SIM and want to move to a contract or a different provider, number porting is free and legally guaranteed within Sweden under PTS rules. Request the port through the new provider — they handle it. The process typically takes 1–5 business days. Your service on the old SIM may briefly go dark during the cutover.

Porting from a foreign number to a Swedish operator is not possible — you'd need a new Swedish number.

Coverage in Rural Areas

Sweden is large and sparsely populated in the north. If you're moving to a city (Stockholm, Gothenburg, Malmö, Uppsala), all operators are functionally equivalent. Outside cities:

• Telia has the most investment in rural coverage and generally performs best north of Uppsala.
• Tele2 and Comviq (same network) are a solid second.
• Tre and Telenor have meaningful gaps in remote areas.

PTS (Post- och telestyrelsen, the Swedish telecom regulator) publishes official coverage maps at pts.se. Check your specific postcode — especially if you're considering rural work or living in Norrland.

Common Problems and Fixes

"My prepaid plan stopped working mid-month" — Check if your bundle expired. Prepaid bundles on most operators run for 30 days from activation, not from the first of the month. Renew manually or set auto-renewal in the app.

"I can't receive Swedish bank verification SMS" — Some banks only send SMS to Swedish-registered numbers. If you're using a foreign SIM, switch to a local prepaid number and update it with your bank before attempting BankID setup.

"eSIM activation failed" — Several eSIM activations require BankID or Swedish ID verification through the operator's app. If you don't have these yet, buy a physical SIM first and switch to eSIM later.

"Postpaid application was rejected" — Standard outcome for recent arrivals. Use prepaid for 3–6 months, establish Swedish credit history, then reapply. Alternatively, try Vimla or Hallon which offer flexible monthly plans with no credit check.

What to Do First

1. Buy a prepaid Comviq or Hallon SIM on arrival — available at convenience stores and supermarkets.
2. Register the number with your bank immediately (even before getting your personnummer).
3. Once you have your personnummer and a Swedish bank account, consider upgrading to a postpaid plan if you want a better data deal.
4. Check pts.se for coverage maps if you're moving outside a major city.