Weight loss scenario
How Long to Lose 20 Pounds
Use this scenario to estimate how long a 20 pound weight loss journey may take at different calorie deficit levels.
Scenario calculator
Weight to lose
20.0
kg
Estimated days
308
days
Estimated weeks
44.0
weeks
Estimated months
10.1
months
This estimate assumes a stable average calorie deficit over time. Real-world weight loss is rarely linear and may vary due to adherence, water balance, activity changes, and metabolic adaptation.