Free personalised calculator

Weight Loss Timeline Calculator

Find out exactly how long it will take to reach your goal — personalised to your body.

Body Measurements

Current Weight pounds

Goal Weight pounds

Height

feet & inches

Height centimetres

Age between 16 and 100

Lifestyle Details

Gender

Male Female

Activity Level

Daily Calorie Deficit

🐢

Mild

250 cal / day

Gentle & sustainable — best for long-term habits

⚡

Moderate

500 cal / day

Most recommended — steady, proven progress

🔥

Aggressive

750 cal / day

Faster results, harder to sustain long-term

Your Estimated Timeline

— weeks

🗓 Estimated goal date: —

Daily Calorie Target

—

calories / day

Maintenance (TDEE)

—

calories / day

⚠️

Warning: This deficit may be too aggressive and could fall below safe calorie minimums. Consider choosing Mild or Moderate for sustainable results. Always consult a healthcare professional.

Progress Milestones

Milestone	Projected Weight	Weight Lost	Goal Progress

—

Calculated using the Mifflin-St Jeor equation. Results are estimates only.
Consult a healthcare professional before starting any diet programme.