The players are about the same.
The jerseys aren't.
The McDonald's All-American game and the Jordan Brand Classic are the two premier national high school basketball all-star events. Both feature six committed Wildcats, a record for both events.
Check out the jerseys for both.
Here are the McDonald's uniforms, made by adidas:
And here are the Jordan Brand Classic jerseys, made by Jordan's brand, a subset of Nike: