Getting a new iPhone? It's worth spending an extra $100

CNETGetting a new iPhone? It's worth spending an extra $100 -- unless it isn'tCNETWhen buying an iPhone, stepping up to better features always happens in $100 increments. We separate the mandatory upgrade from the optional one -- and tell you how you can pay for it all by skipping one or two coffees a month.T-Mobile: Get an iPhone 6S for $5 a monthCNNMoneyT-Mobile's New Low-Cost iPhone Plans Start at $5 Per MonthTIMET-Mobile Stirs Wireless Carrier Wars With Low-Cost iPhone PlanWall Street JournalMac Rumors -BGRall 156 news articles »