The number of calories in a potato depends upon its size and the way it is cooked. Potato is a very popular vegetable. It is consumed in various forms such as in boiled form, baked form, steamed, fried, roasted and even grilled form. The taste of each of these forms differs and so does the calorie content in these. No matter which form you cook them in potatoes always taste good, they are also used as a part of different dishes to enhance their taste and add nutritional value to them.
The calorie content in a small plain baked potato weighing around 4.9 oz is 128 calories, while in a medium potato weighing around 6.1 oz is 160 calories and a large potato weighing 10.5 oz has 278 calories in it. Each ounce of a boiled or steamed regular potato has around 24 calories, three and a half ounce of similarly cooked regular potato has 86 calories, boiled or steamed regular potato of 4.9 oz has 118 calories, a 3 diameter regular potato which is boiled or steamed has 144 calories, a large regular boiled or steamed potato having 4 inches diameter has 258 calories, 1 pound of regular boiled or steamed potato has 400 calories.
There is a difference between the calorie content in a regular potato and a new potato. Each ounce of a boiled or steamed new potato has 21 and a half calories, three and a half oz of a boiled or steamed new potato has 75 calories, 4 oz of boiled and steamed new potato has 86 calories and 7 oz of new potato has 150 calories. Roasted potatoes have different calorie content as compared to the other forms. Each ounce of a roasted potato has 43 calories while each ounce of a raw regular potato has 22 calories.