In one corner is Amazon Prime Day. Amazon will run four days of sales, starting on July 8 and running through July 11. In the other corner is Walmart Deals. This event also starts on July 8 but, unlike Amazon,

The Amazon Fire HD 10 tablet is an excellent tablet. You can read books, surf the web, and watch videos, and unlike the Apple iPad, it's less than $100. Heck, today, it's only $70 — a whopping 50% discount from its standard price. This is the lowest this tablet will go, probably even cheaper than you'll see at Black Friday.

Not to be outdone by Amazon, Walmart is holding a rival Prime Day sale that'll run longer with big deals on almost everything. Here's everything you need to know about the six-day sale.