The best SIM only deals in the UK: July 2017 offers – including unlimited internet – from the likes of Tesco, 3 and Vodafone

A SIM only deal is a mobile phone contract where you pay a standard monthly fee for your data, calls and texts, but don’t also pay for a phone each month on top.

And with the single biggest factor affecting the cost of phone contracts being paying off the handset itself, it’s no surprise that SIM free plans are considerably cheaper.

So if you’ve already got a decent phone that you’re happy with, we’ve rounded up the very best SIM only deals out there this July 2017 below, to help you save even more, including unlimited internet from Three as well as a free £50 gift card when you buy from Carphone Warehouse.

Switching to a SIM only deal could save Brits a total of £3.4 billion per year, with the average Brit spending £92.06 more a year than they need to on an overpriced phone contract, according to research from

This week’s best SIM only deals

A phone sim card

Here’s the top SIM only deals this month
(Photo: Getty)

From bonus data to cheapest monthly cost, there’s plenty of options in the SIM free market right now.

The cheapest SIM only deal:

£5 per month for 1.5GB of 4G data, 5000 texts and 250 minutes on idmobile.

idmobile’s insane SIM only deal is also only a 30 day contract, meaning you aren’t tied to anything. Get it here.

idmobile also have another cheap deal for £4 a month (plus 5000 texts and 250 minutes), although you only get 250MB of data. Get it here.

Best SIM only deal with lots of data:

£10 per month for 5GB of 4G data, 5000 texts and 500 minutes on idmobile.

This bargain is even available on a 30 day contract. Get it here.

Best one month contract SIM only deal

£5 per month for 1GB data, 500 minutes and 5000 texts on Tesco mobile.

Until 3rd September, Tesco’s Rocket Packs are half price, meaning you can bag a £10 Rocket Pack for just £5 each month. Get it here or existing customers can also qualify for the deal by texting DISCOUNT10 to 28948.

Best freebie with a SIM only deal:

£20 per month for 20GB of data, unlimited minutes and texts on a 12 month contract with Vodafone plus free Beats by Dr Dre headphones, from Carphone Warehouse.

Also includes global roaming in 110 countries. Get it here.

After a specific network?

Here’s the top deal from each of the networks – including any bonus benefits they offer on top of the usual allowances.

The best Carphone Warehouse SIM-only deal

Carphone Warehouse

Carphone Warehouse have the best deals from all the networks

£20 a month for 20GB of data, unlimited minutes and texts on a 12 month contract, on Vodafone. Plus a FREE set of Dr Dre headphones or £50 gift card, if you opt for selected Vodafone contracts. Get it here.

Carphone Warehouse compare all the networks to find you the cheapest deal, so you can easily compare your price to everyone else in the market, also taking into consideration all the freebies from each network.

So if the above plan isn’t for you, you can browse the cheapest options from the likes of EE, o2 and idmobile, all on the same, easy-to-use page.

Got an iPhone 7 on a Pay Monthly contract from Carphone Warehouse? You can bag yourself a free £10 gift card by entering your name and email address here.

The best Tesco SIM only deal

Tesco is famous for its incredibly low prices – but you don’t get much for your money

£6 per month for 100MB of data, 100 minutes and 5000 texts on a 12 month contract. Get it here.

Tesco don’t offer much in terms of add-on extras, opting instead to award families that add more than one contract on their account. In this case, you can get up to 200 bonus Clubcard points, up to £2 off your bill or up to 500 extra minutes.

The best 3 SIM only deal

three 3 mobile phone network

Three offer SIM only plans with unlimited internet access
(Photo: Three)

£27 per month for unlimited data, unlimited texts and 200 minutes on a 12 month contract. Get it here.

Three’s bonus extras such as Feel At Home and a 4GB personal allowance hot spot are only available on its higher priced packages, the lowest being its 4GB of data for £12 a month.

The best Vodafone SIM only deal


Vodafone are well known for being the king of big data contracts
(Photo: Getty)

£40 per month for 40GB of data, unlimited minutes and texts, on a 12 month contract, plus a £50 Currys PC World gift card, via Carphone Warehouse .

On Vodafone, SIM only packages start at 250MB starting at £9.50 for 250MB, so if you want a low cost deal – head elsewhere, as they prefer offering lots of data for much less than their competitors.

If you do decide to invest in lots of internet, Vodafone’s pay monthly SIM only plans all come with Vodafone Global Roaming, which lets you use your plan in over 100 destinations worldwide, exactly as you would at home.

The best EE SIM-only deal

EE mobile phone store

EE are popular for their triple speed 4G
(Photo: Getty)

£19.99 per month for 3GB of data unlimited minutes and texts on a 12 month contract. Get it here.

EE claim to give out triple-speed internet with all their data plans. You’ll also get three months free access to the BT sport app.

The best o2 SIM-only deal

The O2 company logo

o2 are well liked thanks to their generous benefits scheme, including daily offers with o2 Priority
(Photo: Getty)

£20 per month for 15GB internet, unlimited minutes and unlimited text on a 12 month contract. Get it here.

SIM only contracts on o2 will all be able to download the Priority app with their new contract and reap the freebies and discounts. Top deals on the app include £1 meal deals, early access to tickets, free coffee and cinema tickets, plus money off high street eateries.

The best id mobile SIM-only deal

idmobile are the best place to go if you want lots of bang for your buck
(Photo: iD Mobile)

£5 per month for 1.5GB of 4G data, 5000 texts and 250 minutes on a 30 day contract. Get it here.

With each of idmobile’s SIM only plans, you’ll also get to choose a free feature to add on to your purchase. The two free options include Data Rollover (saving unused data to roll over next month) or Capping (controlling your spend with a pre-set £5 cap that can be adjusted upwards).

The best Mobile Phones Direct SIM-only deal

Mobile Phones Direct use price plans from an array of networks like EE, 3 and Vodafone
(Photo: Ulrich Baumgarten)

£13.99 per month for 5GB of data, unlimited minutes and texts on a 12 month contract on EE. Get it here.

Mobile Phones Direct also give you up to £48 cash back in return for your SIM free purchase (such as the one above). As they work by comparing the prices of several networks, you may also be able to bag some bonus extras, depending on what you choose.

The best Virgin Media SIM-only deal

Virgin Media Logo

Virgin Media are currently offering up to 2GB extra data for free on selected 4G plans
(Photo: Virgin)

£9 per month for 4GB of data, 300 minutes and unlimited texts on a 30 day rolling contract. Get it here.

The above deal usually only includes 300MB of data, but has been momentarily increased. Virgin Media’s benefits also include free messaging on Facebook Messenger and Whatsapp, plus a data rollover each month if you don’t use all your allowance.

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Worried about losing your number? Don’t be, it’s super easy to switch over – just like any other mobile phone contract.

Still not sure if SIM free is best for you? Give it a trial. One of the beauties of SIM free is that there’s lots of options which let you quit any time. Lots of networks offer a no contract SIM that you pay a monthly fee for. Just because you don’t want a full contract, doesn’t mean you have to revert back to good old pay as you go.