1, unique formula: Pepsi and Coca-Cola both have their own unique formula, which contains sugar, carbonated water, caramel color, phosphoric acid, natural flavors and caffeine and other ingredients, the specific proportion of these ingredients and the way of mixing gives a unique and popular taste.

2, brand effect: Coca-Cola and Pepsi are both globally recognized beverage brands with a long history and deep cultural heritage, and this brand effect makes consumers feel good about these beverages psychologically, so they feel good.

3, advertising: the two brands have invested heavily in marketing, shaping a positive brand image through advertising and conveying the message that drinking these beverages can bring pleasure and vitality, influencing consumers' sensory experience.

4. Coca-Cola is a globally recognized beverage brand with a diversified line of beverages covering a wide range of categories such as carbonated beverages, fruit juices, tea beverages, dairy products, bottled water and functional beverages.