1. On 3 Mobile, nothing upfront and £43 per month gives you 900 minutes, 1GB internet and unlimited texts. In an independent research study by YouGov, Three were rated the No.1 network for iPhone, best for internet speed, connectivity and reliability.
2. On Orange, £29.99 upfront and £41 per month gives you 900 minutes, 750MB internet and unlimited texts. Alternatively pay nothing upfront and £46 per month for 1200 minutes and 750MB internet, or 900 minutes and 1GB internet. Both of these tariffs come with unlimited texts.
3. On T-Mobile, £29.99 upfront and £40.85 per month gives you 900 minutes, 750MB internet and 500 texts. You can then choose from unlimited texts, unlimited landline calls, unlimited calls to T-Mobile, or a selection of international call and text Boosters.