1. There is nothing more beneficial than the ability to see the inbound links pointing to your site with their associated anchor text.
2. You have the ability to see data for both Bing AND Yahoo.
3. Bing has useful diagnostic tools, such as a keyword research tool for keyword effectiveness for both Bing and Yahoo.
4. The very robust SEO Reports feature scans your site for known SEO issues and identifies ways to ensure your site is in compliance with Bing best practices.
5. The Canonical Alerts feature will send you an email alert if Bing detects canonical issues on your site.
6. The URL Removal tool allows you to block a URL for 90 days from being crawled and will even alert you eight days prior to renewing the blocking of said URL.