Even with a 25% tariff, the numbers still favor India. A $1,000 iPhone made in India would incur a $250 tariff. Add that to the $30 assembly cost, and the total is $280—still far cheaper than U.S. assembly alone.

U.S. President Donald Trump has threatened a 25% tariff on Apple as the company continues to invest in production in India, despite Tim Cook's U.S. investments.

Then, in 2016, after years of negotiations, the relationship between Apple and India suddenly thawed. India relaxed its rules for foreign companies, giving the green light for Apple to finally move in with an online store,