Side By Side Comparison of ZTE Grand XMax and HTC Desire 520. Compare Processor, display, RAM, Storage and other features here. You can quickly compare ZTE Grand XMax and HTC Desire 520 smartphones just by looking at their ratings and results showing "winner" and "runner up." There is also a short analysis comparing different features of ZTE Grand XMax and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.