CDMA phone uses a digital wireless technology, which results in greater bandwidth capacity for convenient roaming with the phone. CDMA phone have a service provider locked with the phone. Where as a ‘hand set change card’ is required for changing a CDMA handset phone. Battery life, network, and data transfer of CDMA phone is better than GSM phone. Major players in this race of CDMA phone are Tata Indicom, Reliance, MTNL, and BSNL. One should select the right one depending on personal requirement.