This is a case study of Stella & Chewy’s ecommerce user experience (UX) performance. It’s based on an exhaustive performance review of 482 design elements. 343 other sites have also been benchmarked for a complete picture of the ecommerce UX landscape.
Stella & Chewy’s overall ecommerce UX performance is xxxx xx xxxxxxxxx xxxxxx xx xxxx xx xxxx xx-xxxx xxxxxx xx xxxxxxxxxx, xxx xxxxxxxxx xx xxxxxxxxx xxxxxx xx xxxxxxx xx xxxxxxx xxxxxxxx & xxxxxxxxx xxxxxxxxxxx Upgrade to access Stella & Chewy’s case study.
First benchmarked in June 2025.
Stella & Chewy’s UX Performance upgrade

Benchmark Chart
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To learn how we calculate our performance scores and read up on our evaluation criteria and scoring algorithm head over to our Methodology page.
16 pages of Stella & Chewy’s ecommerce site, marked up with 168 best practice examples:
18 pages of Stella & Chewy’s ecommerce site, marked up with 174 best practice examples:
Every week, we publish a new article on how to build “state of the art” ecommerce experiences — here’s 5 popular ones:

Drop-Down Usability: When You Should (and Shouldn’t) Use Them

Format the “Expiration Date” Fields Exactly the Same as the Physical Credit Card (72% Don’t)

Avoid Using “Horizontal Tabs” for the Main Product Page Sections (29% Don’t)

Form Field Usability: Avoid Extensive Multicolumn Layouts (16% Make This Form Usability Mistake)

Form Usability: Getting ‘Address Line 2’ Right
See all 462 articles in the full public archive.