Customers of some major mobile companies could save more than £200 a year by switching when their contract ends. Consumer group Which?
analysed how much out-of-contract customers of EE, Three, O2, and Vodafone could save by switching to their own choice of different data deals.
They revealed that out-of-contract customers with the 'big four' pay an average of £22.37 a month compared to the average £19.01 monthly bill across all providers.
However, Which? recently discovered that 52 per cent of customers said they only use up to 5GB a month, which means customers could save a small fortune by switching to a more appropriate data deal.
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