O2 is keeping its prices high for the iPhone 4, but rumours say 3 might come in cheaper

With the addition of 3, the iPhone 4 will come from five UK mobile operators - but will the pricing add up?

Mobile operator 3 accused of giving iPhones to get custom, as Tesco drops the purchase price of Apple's device

3 has launched a pocket hotspot service under the name MiFi - even though there's already a device of that name from Novatel

Fewer operators might mean higher prices, and Vodafone would provide half the country's mobiles, if a deal emerges