1 kg is equal to kcal?
1 Answer. Burning 3,500 calories equals 1 pound of weight loss. To lose 1 kilogram of body weight, you would need to create a deficit of about 7,700 calories. As stated above, 3,500 calories equals about 1 pound (0.45 kilogram) of fat, you need to burn 3,500 calories more than you take in to lose 1 pound.