We'll learn the exact impact the sale of the iPhone 5s and 5c will have on Apple, as the company will be announcing its fourth quarter earnings on October 28. This period covers July through September, which includes the first 10 days that the latest iPhone was on sale. Apple will hold its earnings call at 2 PM PT/ 5 PM ET.

In its Q3 results in July, Apple made US$35.3 billion, turning a profit of $6.9 billion. The company sold 31.2 million iPhones, 14.6 million iPads and 3.8 million Macs in Q3.

This article was originally published on Tuaw.