Side By Side Comparison of Karbonn Symphony and Nokia Asha 306. Compare Processor, display, RAM, Storage and other features here. You can quickly compare Karbonn Symphony and Nokia Asha 306 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 Symphony and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.