Coast FIRE vs Fat FIRE vs Lean FIRE 2027 Comparison

FIRE variants: Coast FIRE = have enough invested to retire at 65 without more contributions. Lean FIRE = retire on $40k/year. Regular FIRE = retire on current expenses. Fat FIRE = retire on $100k+/year. 25× rule applies (4% safe withdrawal rate). Source: Trinity Study, financial-independence community.

Current Age

Annual Expenses ($)

Current Savings ($)

Expected Return (%)

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Benchmark

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Coast FIRE vs Fat FIRE vs Lean FIRE 2027 Comparison — Why It Matters

How the Calculator Works

This tool implements the standard formula taught by investor educators and financial planners. Inputs are common figures available from your statements. Result is a benchmark you can compare against industry standards published by Bessemer, OpenView, BiggerPockets, or FIRE community.

Improvement Strategies

Iterate the inputs that you can change. For investment metrics, focus on long-term drivers (appreciation, cash flow, retention). For tax/personal-finance, time decisions around your bracket and life stage. Source: industry-standard frameworks.

When to Recompute

Quarterly or after major changes (new property, refinance, raise, tax-law change). Use trend tracking — single snapshot can mislead. Source: standard financial-planning best practice.

Frequently Asked Questions

Is this calculator accurate?

Uses standard industry formula. Verify with your accountant or financial advisor for high-stakes decisions.

How often should I recompute?

Quarterly or after major changes (refinance, tax law update, life event).

What's a benchmark for this metric?

Refer to the 'Benchmark' card in results. Industry medians published by Bessemer, OpenView, BiggerPockets.

Does this consider taxes?

Some inputs include tax bracket. For deeper tax optimization, consult a CPA.

Can I use this for non-US markets?

Calculation logic is universal; default tax rates assume US — adjust as needed for your country.