Is that Black Friday deal legit? Find out with ZDNET's deal tracker

We compared the price histories of the products ZDNET readers bought most this year to help you find the best deals this Black Friday weekend. Here's what's worth it (and what's not).

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Black Friday is the most popular shopping day of the year: Last year, 197 million shoppers took advantage of Black Friday and Cyber Monday weekend sales. At ZDNET, we track deals throughout the year, and can confirm that Black Friday sees the most discounts in terms of the variety of brands and products, as well as the best price decreases on coveted flagship items. 

Also: The best Black Friday deals you can shop now: Live updates

Since we're seasoned at deals and covering Black Friday/Cyber Monday, we've created a deal tracker of ZDNET readers' favorite products to help you ...