"I expect iPhones that will be sold in the United States of America will be manufactured and built in the U.S."

President Trump has threatened Apple Inc. (NASDAQ:AAPL) with a 25% tariff for iPhones made outside the country. The latest jab follows Trump’s displeasure with Tim Cook over the company’s plans to manufacture iPhones set to be sold in the U.

We expect iPhone prices to go up, regardless of tariffs. Here's how to decide whether you should make a purchase now or wait.