Side By Side Comparison of Archos 50c Oxygen and Micromax Canvas Knight Cameo A290. Compare Processor, display, RAM, Storage and other features here. You can quickly compare Archos 50c Oxygen and Micromax Canvas Knight Cameo A290 smartphones just by looking at their ratings and results showing "winner" and "runner up." There is also a short analysis comparing different features of Archos 50c Oxygen and . You can also look at each hardware feature individually to perform your analysis while comparing mobile phones.