Calories in a banana

USDA data · Updated October 12, 2026

A banana (1 medium, 118 g) has 105 calories, with 1.3 g of protein, 27 g of carbohydrates and 0.4 g of fat. Per 100 g, that's 89 kcal.

Values are for Bananas, raw. Amounts vary with size, variety and preparation.

Banana

Per 1 medium (118 g)


Calories105

Protein1.3 g
Carbohydrates27 g
   Fiber3.1 g
   Sugars14.4 g
Fat0.4 g
Sodium1 mg

Source: USDA FoodData Central.

Calories in a banana by serving

ServingWeightCaloriesProteinCarbsFat
100 g100 g891.1 g22.8 g0.3 g
1 cup, mashed225 g2002.5 g51.4 g0.7 g
1 cup, sliced150 g1341.6 g34.3 g0.5 g
1 extra small (less than 6" long)81 g720.9 g18.5 g0.3 g
1 small (6" to 6-7/8" long)101 g901.1 g23.1 g0.3 g
1 medium (7" to 7-7/8" long)118 g1051.3 g27 g0.4 g
1 large (8" to 8-7/8" long)136 g1211.5 g31.1 g0.4 g
1 extra large (9" or longer)152 g1351.7 g34.7 g0.5 g
1 NLEA serving126 g1121.4 g28.8 g0.4 g
1 oz28 g250.3 g6.5 g0.1 g

Where the calories come from

Protein 4%Carbs 93%Fat 3%

Banana has a low energy density (0.9 kcal per gram). It provides 1.2 g of protein per 100 kcal.

Fruit: calories compared

Per 100 gCaloriesProteinCarbsFat
Watermelon300.6 g7.5 g0.1 g
Strawberries320.7 g7.7 g0.3 g
Cantaloupe340.8 g8.2 g0.2 g
Peach390.9 g9.5 g0.2 g
Orange470.9 g11.8 g0.1 g
Pineapple500.5 g13.1 g0.1 g
Apple520.3 g13.8 g0.2 g
Raspberries521.2 g11.9 g0.7 g
Blueberries570.7 g14.5 g0.3 g
Pear570.4 g15.2 g0.1 g
Mango600.8 g15 g0.4 g
Kiwi611.1 g14.7 g0.5 g
Cherries631.1 g16 g0.2 g
Grapes690.7 g18.1 g0.2 g
Banana891.1 g22.8 g0.3 g
Avocado1602 g8.5 g14.7 g
Medjool dates2771.8 g75 g0.1 g

Log it in seconds

In C for Calories, photograph your plate and a banana is estimated along with everything else on it, or search for it and enter the amount in grams. For packaged versions, scan the barcode to use the label.

Source: U.S. Department of Agriculture, Agricultural Research Service. FoodData Central, SR Legacy, FDC ID 173944. Calories are rounded to the nearest whole number and nutrients to one decimal place.

FAQ

Frequently asked questions

How many calories are in a banana?

105 calories in 1 medium (118 g), or 89 calories per 100 g.

How much protein is in a banana?

1.3 g of protein in 1 medium (118 g) (1.1 g per 100 g).

How many carbs are in a banana?

27 g of carbohydrates in 1 medium (118 g), including 3.1 g of fiber.