Power BI: It is a business analytics service by Microsoft. It aims to provide interactive visualizations and business intelligence capabilities with an interface simple enough for end users to create their own reports and dashboards to get started with Power BI, here is the video from intellipaat that might be helpful to you:

Tableau: It is one of the fastest growing data visualization tools which is currently being used in the BI industry. It is the best way to change or transform the raw set of data into an easily understandable format with zero technical skills and coding knowledge. To get started with Tableau, here is the video from intellipaat that might be helpful to you:
Power BI vs Tableau
- Visualization

2. Cost

3. Integration

4. Data Management

5. Functionality
