Side By Side Comparison of Karbonn Titanium S4 and Lenovo A5000. Compare Processor, display, RAM, Storage and other features here. You can quickly compare Karbonn Titanium S4 and Lenovo A5000 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 Titanium S4 and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.