1. Variety of Resources: Google Fonts offers a wide range of font styles, including serif, sans-serif, display, handwriting, and more. It provides developers with over 1,000 font families to choose from. On the other hand, Remix Icon focuses solely on icons and provides more than 4,000 customizable vector icons, covering various categories such as basic, arrow, chat, file, and social icons.

2. Customizability: Google Fonts allows developers to customize the font size, weight, and style, providing flexibility in adapting the fonts to fit the desired design. Remix Icon, on the other hand, offers extensive customization options such as changing the stroke width, color, size, and even mixing multiple icons to create unique designs.

3. Integration: Google Fonts provides an easy integration process by offering a link that developers can include in the HTML code, allowing quick access to the desired font's style sheet. On the other hand, Remix Icon requires developers to download the icon library and manually include it in the project's file structure, which may require more effort for integration.

4. Accessibility: Google Fonts prioritizes accessibility by ensuring that the fonts in their collection are optimized for legibility and readability across various screen sizes and devices. Remix Icon, being an icon library, does not directly impact accessibility, as icons are visual representations rather than textual content.

5. Usage across Platforms: Google Fonts can be used across different platforms and operating systems, bringing consistent typography to websites on both desktop and mobile devices. In contrast, Remix Icon focuses primarily on web design, making it more suited for web-based applications rather than native mobile apps or desktop software.

6. Licensing: Google Fonts offers fonts under open-source licenses, allowing developers to use, modify, and distribute the fonts without any limitations. On the other hand, Remix Icon is also available under open-source licenses, but it requires attribution when using the icons in projects.

In summary, Google Fonts provides a vast collection of customizable fonts suitable for different design needs, while Remix Icon offers a comprehensive library of customizable vector icons. Google Fonts focuses on typography and accessibility, while Remix Icon specializes in providing a wide range of icons for web-based applications.