Calorie Deficit Calculator

Calculate daily calorie deficit needed to reach your target weight. Enter TDEE (Total Daily Energy Expenditure) (kcal/day), Current Weight (kg), Target Weight (kg) and Ta

Parameters

Enter the required details below

Ready to Calculate

Enter your parameters and click calculate to see the results here.

How to Use

Enter TDEE (Total Daily Energy Expenditure) (kcal/day).
Enter Current Weight (kg).
Enter Target Weight (kg).
Click Calculate to see Weight to Lose, Daily Calorie Deficit, Daily Calories to Consume and Total Calorie Deficit Needed.
Check the result. Use Reset if you want to try different numbers.

About This Calculator

Calculate daily calorie deficit needed to reach your target weight. This tool is in the Health & Fitness collection on Qalculators. Enter TDEE (Total Daily Energy Expenditure) (kcal/day), Current Weight (kg), Target Weight (kg) and Target Weeks (weeks) to calculate Weight to Lose, Daily Calorie Deficit, Daily Calories to Consume and Total Calorie Deficit Needed. Results stay in your browser unless you copy them.

Frequently asked questions

What does Calorie Deficit Calculator calculate?+

Calculate daily calorie deficit needed to reach your target weight. You enter TDEE (Total Daily Energy Expenditure) (kcal/day), Current Weight (kg), Target Weight (kg) and Target Weeks (weeks) and receive Weight to Lose, Daily Calorie Deficit, Daily Calories to Consume and Total Calorie Deficit Needed.

What information do I need for Calorie Deficit Calculator?+

You need TDEE (Total Daily Energy Expenditure) (kcal/day), Current Weight (kg), Target Weight (kg) and Target Weeks (weeks). Optional fields can stay at their defaults.

Is Calorie Deficit Calculator free to use?+

Yes. Calorie Deficit Calculator is free and does not require an account. The calculation runs in your browser.

Guides for this calculator

BMR, TDEE, and a calorie deficit you can actually follow

Weight change is mostly energy in versus energy out. BMR and TDEE turn that idea into a daily calorie range without treating the result as a medical diagnosis.