Will the iPhone 6c be a 4-inch waterproof smartphone?

Apple iPhone 6c is rumoured to launch in March with 4-inch display
At Apple’s September event, it was widely rumoured that the Cupertino-based company will announce 4-inch iPhone, but that did not happen. Now there are new reports hinting at 4-inch smartphone.
Apple has for long been the champion of compact smartphones that perform really well. Its iPhone 5s with 4-inch display is undeniably the best compact smartphone even after two years.
According to Chinese tech blog MyDrivers, the iP