1. Major Smartphone Carriers
1.1. Verizon
1.2. T-mobile
1.3. Sprint
1.4. AT&T
1.5. 3G, 4G, LTE
2. Smartphone Browsers
3. Manufacturer Marketshare
3.1. Samsung
3.2. Apple
3.3. Motorola
3.4. LG
3.5. Nokia
3.5.1. Lumia
3.6. Rim (blackberry)
4. Smartphone Operating Systems
4.1. iOS/ iPhone
4.1.1. Pros:
4.1.1.1. Multitasking – although not a full multitasking solution, Apple is now allowing certain apps to run in the background.
4.1.1.2. Folders – iOS 4 will allow you to create folders to organize your apps better
4.1.2. Cons:
4.1.2.1. There is no jailbreak or unlock for iOS 4 yet, although the Dev Team confirmed these tools will be available soon.
4.1.2.2. Most of the new features of iOS 4 can be replicated or even improved by jailbreak apps
4.1.3. http://www.idownloadblog.com/2010/06/21/pros-cons-ios-4/
4.2. Android
4.2.1. Pros:
4.2.1.1. Most Android models have a removable battery, which allows users to purchase an extra battery and swap them out.
4.2.1.2. All Android models have the ability to accept an SD card, allowing for expanded storage.
4.2.2. Icecream Sandwhich
4.2.3. Cons:
4.2.3.1. Most Android models have smaller screens than competing phones, such as the iPhone.
4.2.3.2. The 3.0MP camera packaged with most Android models doesn't produce very good pictures
4.2.4. http://www.ehow.com/about_5825488_pros-cons-android-phone.html
4.3. Windows 7 Mobile
4.3.1. Pros:
4.3.1.1. Mobile Office apps. Microsoft produces an excellent productivity suite in the form of Microsoft Office.
4.3.1.2. Carrier choice. Although Windows Phone 7 has yet to release to the CDMA-based carriers (Verizon and Sprint), the device still enjoys wider support than the iPhone when it comes to choosing a carrier.
4.3.2. Cons:
4.3.2.1. Limited ActiveSync support. Windows Phone 7 doesn’t support the full range of Exchange ActiveSync policies.
4.3.2.2. OS is consumer focused. Microsoft stated that Windows Phone 7 started life as a consumer product and that’s what was released as an initial version of the product.
4.3.3. http://mytinyurl.com/mjvqdkydss
5. Hardware
5.1. Processor
5.1.1. SnapDragon
5.2. Keyboard
5.3. Screen
5.3.1. size
5.3.2. type
5.3.3. resolution
5.4. Camera
5.4.1. Megapixels
5.4.2. video