Side By Side Comparison of Spice M-6450 and Adcom Thunder A440+. Compare Processor, display, RAM, Storage and other features here. You can quickly compare Spice M-6450 and Adcom Thunder A440+ smartphones just by looking at their ratings and results showing "winner" and "runner up." There is also a short analysis comparing different features of Spice M-6450 and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.