Currently iPhone 4 GSM is already one of the most popular and sought after smartphone . It is not launched in India but many has bought it from other countries or Online .iPhone 4 CDMA is already launched by Verizon in USA .
Both iPhone 4 GSM and CDMA have almost the same features . The key difference is Mobile Hotspot feature of the iPhone 4 CDMA that lets you turn it into a Wireless LAN router.
