CalmCalc
FINANCE

Rent vs. Buy Calculator

Estimate buying costs less from home price, down payment, interest rate with the Rent vs. Buy Calculator.

Choose a rent-versus-buy resultCompare a chosen stay or estimate the first year buying becomes less costly.
2 options
BUYING COSTS LESS$105,367.47

7-year net cost difference after estimated equity, sale costs, rent increases, and investment return. Lower-cost option: buying. Average property-tax growth factor: 1.062; ownership-cost growth factor: 1.062; estimated marginal-tax benefit: 29.00%. Staying Length: 7 years; Monthly: $2,200.00; 1 Year: $18,793.10; 2 Years: $2,274.31; 3 Years: $15,820.94; 4 Years: $35,560.27; 5 Years: $57,014.45; 6 Years: $80,257.63; 7 Years: $105,367.47; 8 Years: $132,425.35; 9 Years: $161,516.51; 10 Years: $192,730.34; 11 Years: $226,160.53; 12 Years: $261,905.30; 13 Years: $300,067.68; 14 Years: $340,755.73.

Estimate based on the values shown
MethodCompares mortgage and ownership cash costs, remaining equity, sale costs, rent escalation, and the investment opportunity cost of upfront cash. Escalates ownership costs and includes an estimated marginal-tax benefit. Adds a monthly and years 1–14 comparison projection.

Before you use the result

Planning estimate only. Rates, fees, taxes, eligibility rules, timing, and provider terms can change the result.

Sources

CALCULATOR GUIDE

How to use the Rent vs. Buy Calculator

Estimate buying costs less from home price, down payment, interest rate with the Rent vs. Buy Calculator. It includes Rent vs. Buy, Break-even Staying Length workflows, so choose the one that matches the values you actually know. Use it as a planning baseline, then compare the estimate with current rates, fees, taxes, and provider terms.

Step by step

  1. For the Rent vs. Buy, enter home price, down payment, interest rate, loan term, buying closing costs. Keep each value in the unit displayed beside its field.
  2. Review the selected Rent vs. Buy workflow and inputs, then read buying costs less in the result panel.
  3. Change one Rent vs. Buy assumption at a time to compare scenarios. Use Reset to restore this tool's worked example values.

How the calculation works

Compares mortgage and ownership cash costs, remaining equity, sale costs, rent escalation, and the investment opportunity cost of upfront cash. Escalates ownership costs and includes an estimated marginal-tax benefit. Adds a monthly and years 1–14 comparison projection.

Worked example

In the Rent vs. Buy worked example, home price $400,000, down payment $80,000, interest rate 6 %, loan term 30 produces buying costs less of $105,367.47. 7-year net cost difference after estimated equity, sale costs, rent increases, and investment return. Review the displayed units before comparing the result.

Understanding the result

The Rent vs. Buy reports buying costs less. Use it as a planning baseline, then compare the estimate with current rates, fees, taxes, and provider terms. Planning estimate only. Rates, fees, taxes, eligibility rules, timing, and provider terms can change the result.

How to check the answer

Check the Rent vs. Buy result by entering the same home price, down payment, interest rate in an independent statement, lender, provider, or official tool. Change one input and confirm that buying costs less moves in the direction implied by Compares mortgage and ownership cash costs, remaining equity, sale costs, rent escalation, and the investment opportunity cost of upfront cash. Escalates ownership costs and includes an estimated marginal-tax benefit. Adds a monthly and years 1–14 comparison projection.

Common questions

What does the Rent vs. Buy calculate?

Estimate buying costs less from home price, down payment, interest rate with the Rent vs. Buy Calculator.

Which Rent vs. Buy inputs have the biggest effect?

buying costs less responds directly to home price, down payment, interest rate, loan term, buying closing costs. Change one input while holding the others constant to see its effect.

Is the Rent vs. Buy result exact?

Planning estimate only. Rates, fees, taxes, eligibility rules, timing, and provider terms can change the result. Recheck home price, down payment, interest rate and use buying costs less only for a decision where that level of precision is appropriate.

Formula tests, limits, sources, and guide registry updated September 1, 2026.
INTERPRET THE RESULTRead the finance guideCheck assumptions, limitations and comparison methods →