Among the four touch screen phones, the costliest is Karbonn K1616 smartphone . It comes with a relatively large 3.5 inch HVGA screen display with a pixel resolution of 480*320 pixels. It makes use of the touch screen technology which comes as a standard feature in most of the Karbonn mobile phones. Other path breaking features includes an in built 3D User Interface which provides mind blowing 3D features making use of the three dimensional technology. It also comes with a G-sensor that mainly aligns the screen in the vertical as well as horizontal modes depending on the way we place the phone in our hands. It also makes use of sensors like the proximity sensors as well as accelerometers. The smartphone also comes with a 3.2 mega pixel camera capable of providing better picture quality. Other additional and newly introduced features include the presence of a new application store named KZone where you will be able to download your favorite applications. K1616 smartphone also comes with the implementation of the EDGE support which is much faster than GPRS in performance.
Karbonn K1818 is almost similar to that of K1616, the only difference being the screen display size that is around 3.2 inch WQVGA with a screen resolution of 430*240 pixels. Another difference compared to K1818 is that this smartphone comes with an expandable memory of up to 8GB. Then comes Karbonn K1515 which has features almost similar to that of K1818, the main specialty of this touch screen phones that differentiates it from other Karbonn phones released with it is its superb screen resolution. But features are less that includes just GPRS support as well as the presence of a camera having a specification of just 2 mega pixels. Other features present in K1515 include the presence of an 8GB expendable memory as well as a multi language support technology. The smartphone also comes with FM Radio that features recording also.
Finally comes the fourth model released by Karbonn which is the cheapest model among the four models released. The touch screen phone is named Karbonn K1010 which comes with a 2.8 inch screen display with a lower resolution. The standard features include the presence of 8GB of expandable memory as well as GPRS technology for better web browsing experience. It also comes with a 1.3 mega pixel camera providing good picture quality. It also consists of FM recording also. But the fact remains that KZone apps are not being included in it.
The price in india tag of Karbonn K1616 is priced around Rs.4, 600 where as the price tag of Karbonn K1818 stands at Rs. 3, 700. Price of Karbonn K1515 is around Rs.3, 800 owing to its better screen resolution where as price of Karbonn K1010 is around Rs. 3, 000 which is quite affordable price as far as the Indian customers are concerned.