No SIM only deals can compete with this unlimited data plan for £18 a month SIM only deals

When it comes to choosing new SIM only deals there is a lot of choice, even just amongst the main four networks – EE, Three, O2 and Vodafone. But for as long as we can remember, Three has taken our top spot.

With Three, you can currently land yourself unlimited data, calls and texts while only paying £18 a month to get it. Compared to all of the other unlimited data SIM only deals out there, you’re saving a good £2 to £7 a month.