PepsiCo is set to release its Q2 earnings, prompting speculation about whether its stock is a good investment. The company's performance will be compared to that of its competitor, Coca-Cola, with some outlets suggesting that Coca-Cola's stock has been outperforming PepsiCo's. It is unclear how PepsiCo's earnings will impact its stock price, with some predicting a potential rebound and others questioning whether it can close the gap with Coca-Cola.