Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Health
Calorie Deficit & Weight Loss Calculator
Estimate how much weight you'll lose over a set number of weeks from your daily calorie deficit and exercise. Based on the well-established rule that ~7,700 kcal equals roughly 1 kg of body fat.
Fill in the required fields to see your result.
Fitness
TDEE Calculator
Calculate Total Daily Energy Expenditure (TDEE) by computing BMR via Harris-Benedict equation, then multiplying by an activity factor. Use it as the foundation for evidence-based weight management, sports nutrition, and meal planning.
Fill in the required fields to see your result.
Key differences
| Calorie Deficit & Weight Loss Calculator | TDEE Calculator | |
|---|---|---|
| Category | Health | Fitness |
| Inputs required | 4 | 5 |
| Result | Estimated Weight Loss (kg) | Total Daily Energy Expenditure (calories) |
| What it does | Estimate how much weight you'll lose over a set number of weeks from your daily calorie deficit and exercise. Based on the well-established rule that ~7,700 kcal equals roughly 1 kg of body fat. | Calculate Total Daily Energy Expenditure (TDEE) by computing BMR via Harris-Benedict equation, then multiplying by an activity factor. Use it as the foundation for evidence-based weight management, sports nutrition, and meal planning. |