Sales in China doubled compared to the same period last year, to $12.5bn, and some analysts predict that China could overtake the US to become Apple’s biggest market. Apple last week announced its plans to set up two new R&D centers in China, its latest effort to boost its standing in the world’s second-largest economy. The UBS team believes that 44% of iPhone users in 2015 will upgrade into the iPhone 7 through 2017. That's because Apple has stopped providing public sales figures for the iPhone, as of Nov. 2018.In some ways, this isn't that unusual: many of its competitors, such as Amazon and Google, don't provide specific, detailed sales figures for their top products. However, as successful as iPhone XS sales have been, the iPhone 7 still holds the number one slot.

UBS is boosting its June-quarter iPhone estimates from 32.5 million units to 34.5 million, though mostly on the basis that Apple is expected to sell more pre-2018 models.

The problem is that Apple's long-term sales trends are still in decline. In terms of market penetration, the iPhone 7 (15.40%) is the #1 iPhone model currently. If those Apple target market demographics change, however, the storm clouds that seem to always be on the horizon could turn dark and gray. The company, which many feared would report dismal iPhone sales and offer a soft sales forecast for the current quarter, ended up surprising just about everybody -- even Apple executives. The sales figures listed in this article are likely to be the last official sales figures we'll have for a while. Related Posts: 31 Significant iPhone 5 Sales Statistics