The stock's rise snapped a four-day losing streak.

Conagra's (NYSE: CAG) 5.1% yield is much higher than that, with Kraft Heinz's (NASDAQ: KHC) 5.4% yield higher still. What do Conagra and Kraft Heinz do? While the consumer staples sector includes companies that produce a large range of products,

Altria (NYSE: MO) and Kraft Heinz (NASDAQ: KHC) are blue chip consumer staples giants that for a time were parts of the same company. Altria, the domestic tobacco giant formerly known as Philip Morris USA, bought Kraft Foods in the 1980s and owned it until its spin-off in 2007. In 2015, Kraft Foods merged with H.J. Heinz to become Kraft Heinz.

Shares of Kraft Heinz Co. KHC slipped 1.98% to $28.70 Tuesday, on what proved to be an all-around favorable trading session for the stock market, with the S&P 500 Index SPX rising 0.72% to 6,037.88 and the Dow Jones Industrial Average DJIA rising 0.

Coca-Cola ( KO 0.51%) is a better buy today than Kraft Heinz ( KHC -0.82%). But the real story is why this is the case. Answering that question not only helps to explain why you'll likely be better off buying the soda giant -- it also explains why some companies have business models that are just better than others.