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24 month SIM only deals

Use our SIM only search to find the cheapest 24 month SIM only deals on the market

  • Compare 24 month SIM only deals, updated hourly.
  • Switch to a new network and keep your existing number, simply and quickly!
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Compare 24 month SIM only deals

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  • 1pMobile
  • Asda Mobile
  • Boshhh Mobile
  • Giffgaff
  • Grade Mobile
  • Honest Mobile
  • iD Mobile
  • Lebara
  • Lycamobile
  • Mozillion
  • O2
  • Sky Mobile
  • Smarty
  • Spusu
  • Talk Home
  • Talkmobile
  • Tesco Mobile
  • Three
  • Vodafone
  • Voxi
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Mozillion SIM Card 5G
Mozillion SIM or eSIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
1 GB Data
You pay
£3.90
per month

Sold by Mozillion >
Powered By: EE EU roaming included

Sold by Mozillion >
Lycamobile SIM Card 5G
Lycamobile SIM or eSIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
5 GB Data
You pay
£4.25
per month

3 Months for FREE

Sold by Lycamobile >
Powered By: EE 100 International minutes

Sold by Lycamobile >
Asda Mobile SIM Card 5G
Asda Mobile SIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
5 GB Data
You pay
£4.99
per month

Sold by Asda Mobile >
Powered By: Vodafone Free EU roaming

Sold by Asda Mobile >
Mozillion SIM Card 5G
Mozillion SIM or eSIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
3 GB Data
You pay
£5.00
per month

Sold by Mozillion >
Powered By: EE EU roaming included

Sold by Mozillion >
EXCLUSIVE DEAL
Three SIM Card 5G
Three SIM or eSIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
3 GB Data
You pay
£5.00
per month

Sold by Three >
Monthly price will increase each April by £1.00

Sold by Three >
Asda Mobile SIM Card 5G
Asda Mobile SIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
3 GB Data
You pay
£5.00
per month

Sold by Asda Mobile >
Powered By: Vodafone Free EU roaming

Sold by Asda Mobile >
Asda Mobile SIM Card 5G
Asda Mobile SIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
10 GB Data
You pay
£5.50
per month

Sold by Asda Mobile >
Powered By: Vodafone Free EU roaming

Sold by Asda Mobile >
Asda Mobile SIM Card 5G
Asda Mobile SIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
25 GB Data
You pay
£5.99
per month

Sold by Asda Mobile >
Powered By: Vodafone Free EU roaming

Sold by Asda Mobile >
Three SIM Card 5G
Three SIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
1 GB Data
You pay
£6.00
per month

£48.00 Cashback by Redemption

Sold by Fonehouse >
Monthly price will increase each April by £1.00

Sold by Fonehouse >
Three SIM Card 5G
Three SIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
1 GB Data
You pay
£6.00
per month

£10.00 Auto Cashback

Sold by Fonehouse >
Monthly price will increase each April by £1.00

Sold by Fonehouse >
Mozillion SIM Card 5G
Mozillion SIM or eSIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
10 GB Data
You pay
£6.00
per month

Sold by Mozillion >
Powered By: EE EU roaming included

Sold by Mozillion >
iD Mobile SIM Card 5G
iD Mobile SIM or eSIM
24 month contract
Unlimited
Minutes
Unlimited
Texts
8 GB Data
You pay
£6.00
per month

Available via 3 Retailers >
Monthly price will increase by £1.50 from April 2026
Powered By: Three Free EU roaming

Available via 3 Retailers >
Choose a retailer
    iD Mobile SIM Card 5G
    iD Mobile SIM or eSIM
    24 month contract
    Unlimited
    Minutes
    Unlimited
    Texts
    30 GB Data
    You pay
    £7.00
    per month

    Available via 3 Retailers >
    Monthly price will increase by £1.50 from April 2026
    Powered By: Three Free EU roaming

    Available via 3 Retailers >
    Choose a retailer
      EXCLUSIVE DEAL
      Three SIM Card 5G
      Three SIM or eSIM
      24 month contract
      Unlimited
      Minutes
      Unlimited
      Texts
      8 GB Data
      You pay
      £7.00
      per month

      Sold by Three >
      Monthly price will increase each April by £1.25

      Sold by Three >
      Tesco Mobile SIM Card 5G
      Tesco Mobile SIM
      24 month contract
      Unlimited
      Minutes
      Unlimited
      Texts
      2 GB Data
      You pay
      £7.50
      per month

      Sold by Tesco Mobile >
      Monthly price will increase each April by 6%
      Powered By: O2 No EU roaming fees until 2026

      Sold by Tesco Mobile >
      iD Mobile SIM Card 5G
      iD Mobile SIM or eSIM
      24 month contract
      Unlimited
      Minutes
      Unlimited
      Texts
      40 GB Data
      You pay
      £8.00
      per month

      £96.00 Cashback by Redemption

      Sold by e2save >
      Monthly price will increase by £1.50 from April 2026
      Powered By: Three Free EU roaming

      Sold by e2save >
      Three SIM Card 5G
      Three SIM
      24 month contract
      Unlimited
      Minutes
      Unlimited
      Texts
      8 GB Data
      You pay
      £8.00
      per month

      £84.00 Cashback by Redemption

      Sold by Fonehouse >
      Monthly price will increase each April by £1.25

      Sold by Fonehouse >
      Lycamobile SIM Card 5G
      Lycamobile SIM or eSIM
      24 month contract
      Unlimited
      Minutes
      Unlimited
      Texts
      25 GB Data
      You pay
      £8.00
      per month

      12 Months at £4.00

      Sold by Lycamobile >
      Powered By: EE 100 International minutes

      Sold by Lycamobile >
      Three SIM Card 5G
      Three SIM
      24 month contract
      Unlimited
      Minutes
      Unlimited
      Texts
      8 GB Data
      You pay
      £8.00
      per month

      £45.00 Auto Cashback

      Sold by Fonehouse >
      Monthly price will increase each April by £1.25

      Sold by Fonehouse >
      iD Mobile SIM Card 5G
      iD Mobile SIM or eSIM
      24 month contract
      Unlimited
      Minutes
      Unlimited
      Texts
      40 GB Data
      You pay
      £8.00
      per month

      Available via 2 Retailers >
      Monthly price will increase by £1.50 from April 2026
      Powered By: Three Free EU roaming

      Available via 2 Retailers >
      Choose a retailer
        Can't find what you are looking for?
        Deals last updated: 8 hours 54 minutes ago

        Find the best 24 month SIM only deal for you

        SIM Only Finder compares 24 month sim only deals and tariffs from all the UK’s leading mobile networks and MVNOs. These include 3 Mobile, O2, EE, Vodafone, ID Mobile, Virgin Mobile, Smarty, VOXI, Sky Mobile, Lebara Mobile and Tesco Mobile.

        SIM only Networks

        1pMobile SIM Only Deals
        Asda Mobile SIM Only Deals
        Boshhh Mobile SIM Only Deals
        Giffgaff SIM Only Deals
        Grade Mobile SIM Only Deals
        Honest Mobile SIM Only Deals
        iD Mobile SIM Only Deals
        Lebara SIM Only Deals
        Lycamobile SIM Only Deals
        Mozillion SIM Only Deals
        O2 SIM Only Deals
        Sky Mobile SIM Only Deals
        Smarty SIM Only Deals
        Spusu SIM Only Deals
        Talk Home SIM Only Deals
        Talkmobile SIM Only Deals
        Tesco Mobile SIM Only Deals
        Three SIM Only Deals
        Vodafone SIM Only Deals
        Voxi SIM Only Deals

        More SIM only deals

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        Ofcom ensures fairness and transparency across communications services, holding accredited providers to high standards.

        Our accreditation means that when you compare SIM only deals with us, you're not just comparing any old deals – you're comparing accurate, trustworthy and impartial deals you can trust.

        With Ofcom’s seal of approval, we’re committed to helping you make informed decisions for your connectivity needs.

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        Our Retailer Partners

        1pMobile
        Asda Mobile
        Boshhh Mobile
        Carphone Warehouse
        e2save
        Fonehouse
        Giffgaff
        Grade Mobile
        Talk Home
        Honest Mobile
        ID Mobile
        Lebara
        Lycamobile
        Reward Mobile
        Sky Mobile
        Tesco Mobile
        mobiles.co.uk
        Mozillion
        O2
        Smarty
        Spusu
        Talkmobile
        Three
        Vodafone
        VOXI