Appearance:Orange is round or oval, orange-colored rind, segmented flesh;While papaya is pear-shaped, green or orange skin (depending on ripeness), orange, yellow, or red flesh. Taste:Orange is tangy and sweet, while papaya is sweet and sometimes described as melon-like or cheesy, especially the orange-fleshed varieties. Texture:For orange the flesh is divided into segments and is juicy.For papaya, the flesh is soft and creamy. Seeds:Orange seeds are small, hard, and bitter.Papaya seeds are black, round, and also bitter. Nutritional Content:Orange is High in Vitamin C and calcium. Papaya is High in Vitamin A, C, and fiber. Papaya also contains an enzyme called papain, which is beneficial for skin renewal. Usage:Orange is frequently consumed fresh, as juice, or in various recipes. Papaya can be eaten fresh, used in salads, smoothies, or cooked (especially green papaya). .