Side By Side Comparison of Lenovo A390 and Samsung Guru Music 2. Compare Processor, display, RAM, Storage and other features here. You can quickly compare Lenovo A390 and Samsung Guru Music 2 smartphones just by looking at their ratings and results showing "winner" and "runner up." There is also a short analysis comparing different features of Lenovo A390 and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.