Describe Apple's competitive advantage. What sets it apart from its competitors?

Evaluation: Share what we learn from the data and information collected below. How is Apple's positioned relative to the competition? Is Apple's competitive advantage sustainable? Why or why not? Sufficiently examining the data and information collected will likely require a substantial answer.

Apple.Inc Microsoft Corporation Samsung Electronics Alibaba Group Market Capitalization 2.01T USD 1.75 T USD 546.24 T USD 67.56 B USD Total Revenue (ttm) 111.44 Billion 43.08 Billion 61.55 Trillion 26.11 Billion Total Net Income Avl to Common (ttm) 28.76 Billion 15.46 Billion 6.44 Trillion 1.23 Billion