Size and weight: Tender coconuts are typically smaller and lighter than mature coconuts. They are typically 1.5 to 2.5 kg in weight and 12 to 13 cm in diameter.
Color: Tender coconuts are green or yellow in color, while mature coconuts are brown.
Surface: The surface of a tender coconut is smooth and shiny, while the surface of a mature coconut is rough and hairy.
Water: Tender coconuts contain a higher amount of water (about 300-500 ml) than mature coconuts (about 150-200 ml). The water in tender coconuts is also sweeter and more flavorful than the water in mature coconuts.
Flesh: The flesh of a tender coconut is thin and jelly-like, while the flesh of a mature coconut is thick and white.