14.3% more mAH battery than Karbonn A20. More battery capacity reduces the need to charge your battery again. (2000 mAH, Li-ion vs. 1750 mAH, Li-ion)
333.3% more mega pixels (MP) on front camera than Karbonn A20. More front camera resolution means better selfies picture. Front facing cameras also used for video call on Skype (1.3 MP vs. 0.3 MP)
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