Dan English shares some thoughts:
Over the past month couple of months I got the opportunity to test out the new migration experience that was just made available for Public Preview this past month during the PASS Data Community Summit and announced on the Power BI blog here Accelerate your migration experience from Azure Analysis Services to Power BI Premium with the automated migration tool. The blog post also shows a very quick animated gif walkthrough of the process and there is a thirteen minute video from the MS Build conference earlier this year where this was first demoed that you can check out here as well The Future of Enterprise Semantic Models.
Click through for a detailed analysis.