Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Weight Loss
Daily Calorie Deficit Calculator
Calculate the daily calorie deficit needed to reach a target body weight within a specified timeframe based on the simple rule that 1 kg of body fat β 7,700 calories. Use it for setting realistic weight-loss timelines and avoiding overly aggressive deficits.
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
| Daily Calorie Deficit Calculator | TDEE Calculator | |
|---|---|---|
| Category | Weight Loss | Fitness |
| Inputs required | 3 | 5 |
| Result | Daily Calorie Deficit Needed (calories) | Total Daily Energy Expenditure (calories) |
| What it does | Calculate the daily calorie deficit needed to reach a target body weight within a specified timeframe based on the simple rule that 1 kg of body fat β 7,700 calories. Use it for setting realistic weight-loss timelines and avoiding overly aggressive deficits. | 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. |