In 2008 every Apple competitor because of the iPhone, started to propose touchscreen devices or what they claimed to be “iPhone killer” but actually no one of those did their job, because no one of the competitors had a clear idea of the post
iPhone era. This was the Sony Ericsson B1: minimal, functional and smart, small, thin and fashionable.
The side button let the dial keyboard pops up, it was my idea of a good iPhone enemy.
Aluminium band (2 years later - iPhone 4)
Central facing camera (4 years later - Phone 5)
Fingerprint scanner as central button (5 years later - iPhone 5s)