Side By Side Comparison of BlackBerry Bold 9900 and Xiaomi Mi3. Compare Processor, display, RAM, Storage and other features here. You can quickly compare BlackBerry Bold 9900 and Xiaomi Mi3 smartphones just by looking at their ratings and results showing "winner" and "runner up." There is also a short analysis comparing different features of BlackBerry Bold 9900 and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.