Amazon's Prime Day is 4 days this year, and Walmart is fighting back with a week of deals of its own. How to score the best bargains this year.

Mashable's Shopping team has been covering Amazon Prime Day since 2018, and this year, we've got our work cut out for us. The retail giant just announced that it's extending its flagship members-only sale to four days for 2025.

Walmart just dropped the dates for its massive Deals Sale, rivaling Amazon Prime Day with even bigger savings this year. Here's everything you need to know about the sale and how to score the best early deals.