http://www.idownloadblog.com/2012/09/14/16gb-iphone-b-bom-168-ubm-techinsights/
That is some serious chedda' being made off each iPhone 5
Bill of materials for the entry-level 16GB iPhone 5 has been estimated at just $167.50, according to an analysis published Friday by UBM TechInsights. In comparison, UBM TechInsights estimated that the 16GB iPhone 4S has a bill of materials of $132 ($112 for the iPhone 4).
The $36 difference between the iPhone 5 and its predecessor covers new technologies Apple built in, including the larger four-inch Retina screen that leverages the*in-cell assembly process, the speedier A6 chip, some new sensors and mics and 4G LTE modem from Qualcomm, to name a few…

That is some serious chedda' being made off each iPhone 5