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Both calculators run independently — change the inputs on either side to compare results.

FIRE Early Retirement Calculator

Calculates how many years until you reach financial independence and can retire early using the FIRE framework. Use it to test the impact of your annual savings, spending level, and chosen FIRE target on your timeline.

Current Net Worth ($)

Annual Savings ($)

Annual Expenses ($)

Expected Investment Return (%)

FIRE Target Type

Fill in the required fields to see your result.

Retirement

Safe Withdrawal Rate Calculator

Calculates your safe monthly withdrawal amount from retirement savings based on a chosen withdrawal rate. Use it to determine whether your nest egg can sustain your lifestyle throughout retirement.

Total Retirement Savings ($)

Withdrawal Rate (%)

Fill in the required fields to see your result.

Key differences

	FIRE Early Retirement Calculator	Safe Withdrawal Rate Calculator
Category	Retirement	Retirement
Inputs required	5	2
Result	Years to Financial Independence (years)	Monthly Withdrawal Amount ($)
What it does	Calculates how many years until you reach financial independence and can retire early using the FIRE framework. Use it to test the impact of your annual savings, spending level, and chosen FIRE target on your timeline.	Calculates your safe monthly withdrawal amount from retirement savings based on a chosen withdrawal rate. Use it to determine whether your nest egg can sustain your lifestyle throughout retirement.