MoneySavingExpert Founder, Martin Lewis · Editor-in-Chief, Marcus Herbert Chair, Martin Lewis · Editor, Marcus Herbert

Cheap Tesco Sim cards

Here are the cheapest Tesco Sim deals. All deals are for new customers of Tesco. Existing customer? Call your provider to see if it'll offer you it (see haggling help).

Sim card

Is Tesco Mobile a good network?

Tesco Mobile is a value Mobile Virtual Network Operator (MVNO) which means it uses O2's mobile network to provide its mobile coverage.

In our most recent customer service poll, Tesco Mobile scored 8.2/10 based on 352 votes.

Does Tesco Mobile offer Sim plans for bad credit?

Tesco Mobile doesn't carry out credit checks when you apply for one of its PAYG Sims. You can then choose to purchase a monthly bundle (minutes, texts and data) or choose its Triple Credit PAYG tariff which charges you for each minute, text and MB of data you use.

The cheapest Tesco Mobile Sim

The cheapest Tesco Mobile Sim costs £7.50/month and it currently offers unlimited minutes & texts and 2GB/month data over a 12-month contract. See cheap Tesco Sims.

Can I keep my mobile number if I switch to a Tesco Mobile Sim-only deal?

Yes, you can keep your old mobile phone number. If you're moving from another network, you'll need to text 'PAC' for free to 65075 to request your PAC (porting authorisation code). You will need to provide this to Tesco Mobile which should move your number over within one working day.

Can I get 5G enabled Tesco Mobile Sims?

Yes, Tesco Mobile offers 5G on most of its contract Sim plans, but you can't currently get 5G on its PAYG Sim plans, including its one-month Rocket Packs. Be aware you'll need a 5G-compatible phone as well as Sim.