SIM only networks

Happy with the phone you've got? You can make major savings by switching to a SIM only plan. We compare SIM deals from O2, EE, Three, Vodafone, giffgaff and more.

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  Everything you need to know about EE SIM-only deals

  A SIM-only deal from EE means you get to keep your existing phone and only pay for the texts, minutes and data you use. More »

• All about BT Mobile SIM-only deals

  Got BT broadband? Add a BT Mobile SIM to pay your package and there are real savings to be had. Better still, BT's prices, speeds and coverage are among… More »

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  SMARTY SIM-only deals

  SMARTY is a network focused on value. It doesn’t sell phones, nor does it tie customers into long contracts. More »

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  O2 SIM only deals

  If you’re looking for a SIM-only deal, O2 is a great option. It offers a wide range of SIM-only plans, all of which come with plenty of benefits. Read… More »

• Talkmobile SIM-only deals

  Low-cost, SIM-only deals with no complications – that’s Talkmobile’s bread and butter. Compare its plans with our comparison table above, or keep reading to find out more about what… More »

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  Lebara SIM only deals

  With its generous international minutes allowance, Lebara is a great option if you want to make calls abroad. Read our guide to find out more about Lebara and how… More »

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  Vodafone SIM only deals

  Vodafone isn't the cheapest SIM-only network around. But you'll get attractive perks, as well as good coverage and speeds. Here's everything you need to know. More »

• Virgin Mobile SIM only deals

  Virgin Mobile is one of the cheaper providers. And because it runs on O2’s infrastructure, following its merger with the network in 2021, you get extensive coverage and good… More »

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  Compare iD Mobile SIM-only deals October 2023

  Want to keep your current handset and only pay for the minutes, texts and data you’ll actually use? With iD Mobile, you can do just that for as little… More »

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  VOXI SIM only deals

  Choose VOXI for flexible plans that won't require a credit check. You'll also get unlimited social media and video streaming without eating into your data allowance, and good coverage… More »

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  Three SIM only deals

  With generous data allowances at affordable prices, Three SIM only deals are an attractive option for Netflix bingers, Spotify streamers and avid gamers. While there are cheaper SIM-only deals… More »

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  Tesco Mobile SIM only deals

  Tesco Mobile’s big ‘sell’ is free Clubcard points every time you pay your bill. Add to that good speeds and coverage (courtesy of the O2 network infrastructure), keen prices… More »

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  Sky Mobile SIM only deals

  As well as one of the best TV selections on the market, Sky also offers competitive SIM-only deals. Read our guide to find out more about Sky Mobile and… More »

• Compare Lycamobile SIM-only deals

  Looking for a good value mobile SIM with some of the best international calling rates on the market? Well, look no further than Lycamobile. More »

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  giffgaff SIM only deals

  Giffgaff offers some of the cheapest and most flexible SIM only deals on the market. And with coverage provided by O2’s network and speeds that compare well to rivals,… More »

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  Asda Mobile SIM only deals

  If you’re looking for a SIM-only deal, it’s well worth considering Asda Mobile. All plans operate on a SIM-only monthly basis, and they give you a good amount of… More »