According to sources, the iPhone 6S will be launched in September, it is not a surprise for us because new models mostly launched in the month of September. Apple has started to order camera sensors for iPhone 6C from Sony, it means Samsung is producing the A9 processor and it is expected to be available in the iPhone 6S. all iPhone6 and 7 models are according to their schedule, but September 2015 is a best guess for iPhone 6S because most of the previous models launched in this month.
Apple iPhone 6S / iPhone 7 design
It is expected that iPhone 6S would be 0.2mm thicker and 0.15mm longer as compared to iPhone 6. It is not a huge difference but it means that the rear camera will not be oversized. A new color scheme will be introduced and the gold version will be more yellow on iPhone 6S and grey area would be darker. The Apple needs to introduce a bendy phone, but it is not much surprising because we are hearing it from rumors. The iPhone 6S/7 might be light-weight with strong 7000 aluminum alloy series used in its Apple Watch.
It is expected that iPhone 6S will remain at 4.7 inches with 5.5 inch iPhone 6S Plus and a 4.0 inch iPhone 6C model options. Rumors said that Apple need to produce sapphire display for new iPhone 6S. the HTC One M9 and Samsung Galaxy S6 are considered high end alternates and they are considerably dropping their price. The front camera on the iPhone 6S would have a flash, 1080p video, slow motion video and panorama mode. Apple is also giving it a mega-pixel boost with rear camera to 12MP. Apple acquired a company to provide smart-phone cameras suitable with DSLR quality.