How Much Does a Ball of Watermelon Weigh?

A ball of watermelon weighs about 15 grams (0.5 oz).

That is the USDA average for one ball of watermelon, which has 5 calories and 0.1 g of protein. Sizes vary, so weigh yours if you track closely.

Watermelon Calorie Calculator

AmountUnit

5cal

in 1 ball of watermelon (15 g)

Protein0.1 g7% of calories

Fat0 g4% of calories

Carbs1.1 g89% of calories

0% of a 2,000 calorie day

Add portions from any food page to build a meal total. It stays in this browser.

Measure	Grams	Ounces	Calories
1 ball of watermelon	15 g	0.5 oz	5
1 cube of watermelon	15 g	0.5 oz	5
1 cup of watermelon	155 g	5.5 oz	47
1 miniature melon of watermelon	1300 g	46 oz	390

Common amounts of watermelon with calories and macros. Tap a row for its full nutrition page.

Serving	Weight	Calories	Protein	Fat	Carbs
1 ball	15 g	5	0.1 g	0 g	1.1 g
1 cube	15 g	5	0.1 g	0 g	1.1 g
1 oz	28 g	9	0.2 g	0 g	2.1 g
2 balls	30 g	9	0.2 g	0 g	2.3 g
2 cubes	30 g	9	0.2 g	0 g	2.3 g
50g	50 g	15	0.3 g	0.1 g	3.8 g
1/2 cup	78 g	23	0.5 g	0.1 g	5.9 g
100g	100 g	30	0.6 g	0.2 g	7.6 g
4 oz	113 g	34	0.7 g	0.2 g	8.6 g
1 cup	155 g	47	0.9 g	0.2 g	12 g
200g	200 g	60	1.2 g	0.3 g	15 g
1 miniature melon	1300 g	390	7.9 g	2 g	98 g
2 miniature melons	2600 g	780	16 g	3.9 g	196 g

Calories per 100 g compared with other fruits.

Watermelon30

About 15 g, or 0.5 oz.

A ball of watermelon has 5 calories.

Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2709270. Original description: Watermelon, raw. Portion weights are USDA household measures.