What is the diffrance between root beer and coca cola?

Root beer is a sweet, carbonated beverage traditionally flavored with sassafras or sarsaparilla, often featuring a unique blend of spices and herbs, while Coca-Cola is a cola-flavored soft drink made with a secret formula that includes caramel, vanilla, and caffeine. Root beer is typically non-caffeinated and is often enjoyed as a nostalgic or classic American drink. In contrast, Coca-Cola is known for its distinctive cola flavor and is one of the most popular soft drinks worldwide.