Side By Side Comparison of Micromax X261 and Karbonn Smart A5S. Compare Processor, display, RAM, Storage and other features here. You can quickly compare Micromax X261 and Karbonn Smart A5S smartphones just by looking at their ratings and results showing "winner" and "runner up." There is also a short analysis comparing different features of Micromax X261 and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.