1. WYSIWYG Editor vs Pre-built themes: Bootstrap Studio offers a WYSIWYG editor that allows users to design websites visually, while Bootswatch provides pre-built themes that can be easily applied to a website without the need for extensive design work.

2. Customizability: Bootstrap Studio allows for extensive customization of every aspect of a website, from layout to styling, providing more flexibility for users. On the other hand, Bootswatch offers a more limited range of customization options, primarily focusing on changing the appearance of the website through different themes.

3. Interactivity: Bootstrap Studio includes features for building interactive components such as buttons, forms, and carousels directly within the editor, making it easier to create dynamic websites. Bootswatch, being a theme library, does not have this capability and requires additional coding for interactive elements.

4. Learning Curve: Bootstrap Studio may have a steeper learning curve for beginners due to its advanced features and the need to understand web design principles. Bootswatch, with its simple theme application process, is more user-friendly for those with limited experience in web development.

5. Price: Bootstrap Studio is a paid software with different pricing plans based on the user's needs, while Bootswatch is free to use and download, making it a cost-effective option for those on a budget.

6. Community Support: Bootstrap Studio has a large active community providing resources, tutorials, and plugins to enhance the user experience, whereas Bootswatch, being a theme library, has a smaller community focused on sharing and updating themes rather than providing extensive support.

In Summary, Bootstrap Studio offers a WYSIWYG editor with high customizability and interactivity options, catering to users willing to invest in a premium tool, while Bootswatch provides easy-to-use pre-built themes with limited customization options, ideal for beginners and those looking for a cost-effective solution.