Karbonn A21 is eminent for its dual-core Android-based smartphones and the A21 is the latest entry in the Android smartphone category. According to information from latest advertisements, the phone has the incredible capacity to perform dual jobs at a single time, which is clearly evident from the dual-core processor inserted in the phone.
The Karbonn A21 is revered for its marvellous design and great exterior. The dual-tone black and white frame contributes to the classy appeal; the chassis is of a robust build with strong plastic with semi-matte and shiny finish. When the phone falls the classy appeal will lose its shone. Even the edges of the camera are shiny and the white rear panel might get messy when your hands are not clean. The front panel is fitted with four capacitive buttons for Home, Menu, Back and Search with decent 4.5-inch LCD display. When you cruise to the top there is a earpiece and front camera and translucent window that shields the bright illuminating light intensity. The rear panel is fitted with a camera an Led flash on the top and speaker grill on the bottom. There is a volume rocker on the right along with power and audio jack on top. Towards the right there is a micro USB interface. The overall design is appealing for a reasonable price of Rs 10,000. The rear panel is inserted with battery compartment where there are tow SIM slots, and a hot-swappable microSD card compartment.
The Karbonn A21 is equipped with dual-core Qualcomm Snapdragon processor inserted with 1.2GHz. The processor is an Adreno 203 graphics and 512MB of RAM. The memory capacity is not sufficient for dual-core hardware but significant for casual and basic operations. The internal storage is contributed by 4GB which can be extended with the aid of a microSD card. The phone has a decent display of 4.5inch LCD with a quality resolution of 480x800.