Side By Side Comparison of Karbonn KT51 and iBall Andi4 Arc. Compare Processor, display, RAM, Storage and other features here. You can quickly compare Karbonn KT51 and iBall Andi4 Arc smartphones just by looking at their ratings and results showing "winner" and "runner up." There is also a short analysis comparing different features of Karbonn KT51 and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.