how many calories in a grapes
1 Approximately 62 calories in 1 3.2 oz cup of American slip skin grapes. 2  In a 3.2 oz cup of concord grapes there are approximately 62 calories. 3  In an 8 fl oz of grape juice their is approximately 145 calories. 4  In an 8.7 oz cup of grape soda there is approximately 108 calories.
Fresh is Best. Choose fresh fruit over grapes packed in heavy, sugary syrups. One cup of canned grapes packed in syrup has almost 200 calories compared to 1 cup of fresh grapes with roughly 100 calories.