While the iPhone 6s and iPhone 6s Plus are relatively close in size to the iPhone 6 and iPhone 6 Plus, respectively, Apple’s latest product environmental reports show the new models are around 11 to 12 percent heavier, mostly due to the new 3D Touch screen technology. The display for the iPhone 6s weighs in at 29g, more than double the 12g weight of the display in the iPhone 6. The iPhone 6s Plus display weighs 40g compared to the iPhone 6 Plus’…