1. iPhone
1.1. Pro
1.1.1. It's wireless on steroids - It has 10 different radios; Wi-Fi to surf the net; Bluetooth for hands free headsets; GPS to navigate or get to a location; and high-speed wireless connectivity through Rogers wireless network.
1.1.2. Computer capability internet surfing - It has an html-based safari browser with support for photos and videos.
1.1.3. It's an iPod - You can store up to 8GB or 16GB (depending on the model) of music, podcasts, audio books, photos and videos - copied over when synchronized with your Windows or Mac's iTunes software. But, unlike previous iPods, the iPhone has a built-in speaker.
1.1.4. Stable Operating System - The OS is rock solid. Once you want to get out of a program, you just tap the solitary "Home" button at the bottom of the iPhone. You don't have to look for an "X" to tap in order to close it.
1.2. Cons
1.2.1. It may take some time getting used to the keyboard especially if you have stubby fingers.
1.2.2. There is no video capture or recording.
1.2.3. Google Maps limitation - It does not allow audio based turn by turn instructions, like a full blown GPS device.
1.2.4. No expandable memory cards
1.3. http://hubpages.com/hub/iphone3gprosandcons
2. Blackberry Storm
2.1. Pro
2.1.1. Fast 528 MHz processor
2.1.2. High-resolution display with accelerometer
2.1.3. Firmware upgrade fixes many bugs
2.1.4. Touch-screen keyboard now easier to use
2.2. Cons
2.2.1. Cramped hybrid keyboard
2.2.2. Slow-rendering web browser
2.2.3. No Wi-Fi
2.2.4. Bulky size