iPhone 3GS (8 GB)
Multitasking feature: This allows you to breeze through apps, answer messages, update your social networks (Facebook, Twitter), and listen to Pandora at the same time.
Unified email: Link several accounts (Gmail, Exchange, etc) via ActiveSync and create a universal inbox.
High-speed connection: 4G is the future, but 3G is now and moving at fast speeds.
NOT SO DOPE:
Memory: 256MB of RAM and 8GB isn't enough to store large media libraries. But this guide is about phones, not music players.
Outdated camera: Compared to the iPhone 4