There are three types of phone multimedia functionality complementary: the PDAphone, the smartphone, the iPhone.
The PDAphone generally has the potential of communication (telephone, Internet navigation), but it is more suited to the organization of daily tasks (management appointments, contacts, expenses ...)
The Smartphone is a multimedia tool primarily dedicated to communication (telephone, mail, high-speed Internet, wireless connection) and leisure: games, videos, music.
Smartphones have different operating systems, the most common being Windows Mobile and Symbian.
The i-Phone is a specific category of Smartphone created by Apple. It shares many characteristics with other Smartphones but stands out for its ergonomics and design. Other brands touch screen smartphones are mostly HTC, but Samsung and LG.
Pricing: A smartphone costs Rs 15,000 to Rs 40,000 depending on the features it offers. The price of Apple iphone 3G is between Rs 30,000 to Rs 36,000 with a subscription of airtel and vodafone : the purchase, these prices can fluctuate depending on the model of the iPhone and type of subscription you subscribe. The HTC range between Rs 19,000 to Rs 30,000 Beyond the price, the type of your device which is a decisive factor.