The phones, which are the same size as last year’s models, feature improved cameras and 3D touch, a display technology that responds according to how hard users press their screens.
Apple executives have said just a fraction of their customers have upgraded to the iPhone 6, suggesting they have plenty of room to grow this year.
Over the long haul, the 6s is expected to eclipse the iPhone 6 as Apple is even more competitive versus Samsung in emerging regions and is gaining share in traditional regions. Galaxy s6 edge is the most competitive device to the both Apple’s phone, but Samsung didn’t bring a whole lot of compelling features to consumers with their new lines of phones.
The iPhone 6s and 6s Plus go on sale on Friday in Australia, Canada, China, France, Germany, Hong Kong, Japan, New Zealand, Puerto Rico, Singapore, the United Kingdom and the United States.