The fruit that sells the most in the world can vary depending on factors such as geographical location, cultural preferences, seasonal availability, and changing consumption trends. However, some fruits are consistently among the top-selling globally due to their widespread popularity and high demand. Here are a few fruits that are often considered among the best-selling worldwide:

1. Bananas: Bananas are widely regarded as the world's most consumed fruit. They are popular due to their convenience, affordability, year-round availability, and nutritional value. Bananas are consumed fresh, used in cooking, and processed into various food products.
2. Apples: Apples are another top-selling fruit globally. They are enjoyed for their crisp texture, sweet or tart flavor, and versatility in both fresh consumption and culinary applications. Apples are produced in many countries worldwide and are available in various varieties.
3. Grapes: Grapes are popular fruits consumed fresh, dried (as raisins), or processed into juice, wine, and other products. They are widely grown in regions with temperate climates and are appreciated for their sweetness, juiciness, and health benefits.
4. Oranges: Oranges and orange juice are widely consumed around the world due to their refreshing taste and high vitamin C content. Oranges are eaten fresh, juiced, and used in cooking and baking.
5. Tomatoes: While technically a fruit botanically, tomatoes are often treated as vegetables in culinary contexts. They are extensively cultivated and consumed globally in various forms, including fresh, cooked, and processed into sauces, soups, and condiments.
6. Watermelons: Watermelons are beloved for their juicy, sweet flesh and refreshing taste, especially during hot summer months. They are consumed fresh and are also used in beverages, salads, and desserts.
7. Mangoes: Mangoes are popular tropical fruits appreciated for their sweet, aromatic flavor and smooth texture. They are consumed fresh and are also used in smoothies, desserts, and savory dishes.

These fruits are consistently in high demand globally, contributing to their status as top-selling fruits worldwide. However, it's essential to note that consumer preferences can vary across regions, and other fruits may also be top sellers in specific countries or markets.