I worked on Siemens' Xelibri (http://en.wikipedia.org/wiki/Xelibri) brand of phones.
The problem was the lack of usability studies or real technical innovation. We basically chopped up existing Siemens models and tried to squeeze them in a "cool" looking housing without causing to much retooling for the manufacturing people.
Many of the examples you listed did the same. Different for the sake of being different doesn't work out.
Many of the examples you listed did the same. Different for the sake of being different doesn't work out.