1. More networks, more devices. It's like saying that Windows sells more than Macbook Pros. 2. Everyone and their mothers knows that in a month Apple will introduce a new one 3. Soon the big majority of cell phones will be what we usually call smartphones. It would be fool to think that one single device will maintain dominate the marketshare. The point is that if you look at the single device, no-one is even closed to Apple's number.