Similar to Wendy's 4 for $4 deal and Burger King's 5 for $4 deal, the Carl's Jr. and Hardee's special includes four items for $4. Specifically it includes a Double Cheeseburger, Spicy Chicken Sandwich, small fries, and a 16-oz drinks for $4.
While the deals each come in at the same price point, there are some small variations: the Carl's Jr. / Hardee's deal includes two sandwiches, while the Wendy's and Burger King deals comes with a sandwich/burger and chicken nuggets. Burger King's deal is the only one to include a dessert (a cookie).
The $4 Real Deal is available for a limited time at participating restaurants, excluding Alaska and Hawaii (where food costs tend to be higher).
Update 1/22/2016: To riff on the name, the company has partnered with former Heavyweight boxing champ Evander "The Real Deal" Holyfield to help push the deal: