Azure is specifically suited for businesses that work with customers that need to work with Microsoft software products. Any instances of Microsoft products or suites that require an environment test to set up would definitely benefit from this tool. As an IT support, it is relatively easy to support and use. Where this tool is not useful if a customer has no need for it.
Both are excellent resources that successfully deliver the promised benefits. Two rival businesses, each with its own distinct culture and set of goals. As far as IT assistance goes, I find Azure's user interface to be slightly more intuitive. Both resources are valuable and have their advantages and disadvantages. Both are crucial if you run a fast-paced business with a large consumer base.