Cheap SIM-only deals: Grab amazing data packages from ID, Smarty, Three and BT

Get phenomenal-value SIM only packages from top providers with our pick of the litter

BT, Smarty, Three SIM cards
(Image credit: BT, Three, Smarty)
Matt Evans
By
last updated
in Deals

Have you got a handset you already love, or are you planning to buy one outright to save on the long-term cost of a contract? Then you'll want to pick up one of these fantastic Smarty Mobile SIM deals. 

SIM only buyers are among the savviest shoppers around: it's easy to be tempted with the latest and greatest handsets, but many phone contracts often stiff you well above what the phone is worth. 

If you already have a perfectly functional handset and you're not worried about getting the latest tech, or if you're planning to save by picking up handset and SIM card separately, you can get an amazing data package for comparatively very little money.

Want to check out just how much you can save? Browse these deals from some of the UK's best providers and see for yourself. If your original contract is running out, consider sticking with your current handset and saving yourself a sizeable amount of money each and every month. 

Three SIM-only deal with 24 month contract | Unlimited data , calls and texts | £11 a month for first six months, £22 after

Three SIM-only deal with 24 month contract | Unlimited data , calls and texts | £11 a month for first six months, £22 after
This is among the best mobile deals around. Unlimited everything from Three, including 5G-ready access at no extra cost and your own personal WiFi hotspot, again at no extra cost. All for just £11 a month for six months, and £22 after? Have Three gone mad? We're not sure, but you'd better grab it quick in case they have a change of heart. 

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BT Mobile 12 months SIM-only deal | 20GB data, unlimited calls and texts | £20 per month

BT Mobile 12 months SIM-only deal | 20GB data, unlimited calls and texts | £20 per month
With free BT Sport on mobile in addition to 20GB data, unlimited calls and texts. this great deal from BT Mobile is well-suited for those who don't game on mobile and just need ample data to browse Facebook, Instagram, Twitter or Reddit. At an already-excellent £20, for just £5 per month you can add an additional 10GB of data onto your already-generous existing plan, an absolute steal. 

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Smarty Mobile monthly rolling contract | 50GB data, unlimited calls and texts | £15 per month

Smarty Mobile monthly rolling contract | 50GB data, unlimited calls and texts | £15 per month
Smarty are bringing both value and flexibility to the party with this excellent deal. Just £15 per month bags you an enormous 50GB of data, unlimited calls and texts. What's more, you're not locked into a contract, which means you can jump on and off at any time. 

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ID Mobile SIM-only monthly contract | 1GB data, unlimited minutes and texts | £6 per month

ID Mobile SIM-only monthly contract | 1GB data, unlimited minutes and texts | £6 per month
Proof that contracts don't have to cost the earth. You get 1GB of data, enough for sporadic smartphone users, unlimite minutes, calls and texts for a VERY wallet-friendly £6.00. One of the cheapest phone contracts on the market right now. 

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Good, right? For more amazing SIM only deals, you can check out our comparison tool below, or look through our lists of the best SIM only deals on the market, the best phone deals right now, the best cheap phones you can pick up, and many more. 

Matt Evans
Matt Evans

Matt Evans now works for T3.com sister brand TechRadar, covering all things relating to fitness and wellness. He came to T3.com as staff writer before moving on, and was previously on Men's Health, and slightly counterintuitively, a website devoted to the consumption of Scotch whiskey. In his free time, he could often be found with his nose in a book until he discovered the Kindle.

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