this might not be the cheapest so far, but surely is one of the best around at the moment for contracts.
12mth 1/2 price line rental, term £210.00.cashback details
less £37.00 QuidCo = £173.00.
less £20.00 full trade-in = £153.00.
Nice looking phone but not the best O/S on motorola's - great deal though!