This is a usability benchmark of the homepage and category navigation of 100 top e-commerce sites. You’re currently navigating by page type (Top-Level Navigation). You can also navigate by case studies.
On this page there's 5 highlights (pro only) outlining what Rakuten / Buy.com are doing right and wrong. The screenshot was taken November 14, 2013 and depicts Rakuten / Buy.com's Top-Level Navigation.
In total, 6 of Rakuten / Buy.com's pages have been benchmarked across 79 usability guidelines from the Homepage & Category research study. See full Rakuten / Buy.com case study.