Finance Calculators
Rent vs Buy Calculator
Rent vs Buy Calculator compare cumulative rent with homeownership cash flows and net sale proceeds over a fixed whole-year horizon.
Finance Calculators
Rent vs Buy Calculator
Compare cumulative rent with homeownership cash flows and net sale proceeds over a fixed whole-year horizon.
Formula
Project escalating rent; amortize mortgage through horizon; project sale price and subtract selling cost/balance; net buy cost = down + closing + mortgage payments + operating costs - net sale proceeds.
About the Rent vs Buy Calculator
Compare cumulative rent with homeownership cash flows and net sale proceeds over a fixed whole-year horizon. Finance calculators apply the displayed cash-flow, growth, repayment, return, or valuation equation to the entered monetary assumptions.
How the Rent vs Buy Calculator Works
Project escalating rent; amortize mortgage through horizon; project sale price and subtract selling cost/balance; net buy cost = down + closing + mortgage payments + operating costs - net sale proceeds.
The calculation runs in your browser. Submitted values are validated for the required numeric range, data shape, units, and method-specific restrictions before a result is shown.
Required Inputs
- Starting monthly rent (required)
- Annual rent increase (%) (required)
- Home price (required)
- Down payment (%) (required)
- Mortgage rate (%) (required)
- Mortgage term (years) (required)
- Comparison horizon (whole years) (required)
- Annual appreciation (%) (required)
- Annual tax and maintenance (% of price) (required)
- Buy closing costs (%) (required)
- Selling costs (%) (required)
Results Reported
The result panel shows the final answer together with the intermediate quantities needed to audit the calculation. Depending on this method, reported values include:
comparison_yearscumulative_rent_costdown_paymentmortgage_paymentmortgage_payments_during_horizonownership_tax_and_maintenancebuy_closing_costsprojected_sale_pricemortgage_balance_at_salenet_sale_proceedsnet_buy_cost_after_salelower_nominal_cost_optionnominal_cost_difference
Rent vs Buy Calculator Example
Use the example data button, calculate, then review the result table, formula, and worked solution before using the answer.
| Input | Example value |
|---|---|
| Starting monthly rent | 1800 |
| Annual rent increase (%) | 3 |
| Home price | 350000 |
| Down payment (%) | 20 |
| Mortgage rate (%) | 6 |
| Mortgage term (years) | 30 |
| Comparison horizon (whole years) | 7 |
| Annual appreciation (%) | 3 |
| Annual tax and maintenance (% of price) | 2.5 |
| Buy closing costs (%) | 3 |
| Selling costs (%) | 6 |
How to Use the Calculator
- Confirm that the calculator title and method match the quantity, test, conversion, or planning question you need to solve.
- Enter values with compatible units and the requested sample, group, matrix, count, date, or option format.
- Select Example Data to inspect a valid input layout, or enter your own values and select Calculate.
- Review the result table, formula, worked substitutions, warnings, and interpretation rather than using only the headline number.
- Use Copy Result or Download CSV when you need a reusable record of the displayed calculation.
Understanding the Result
Rates, timing conventions, fees, taxes, inflation, and rounding can materially change real-world results; review the displayed assumptions before acting.
Keep the entered values, units, selected options, and any warning shown beside the result. For a hypothesis test, report the statistic, degrees of freedom where applicable, p-value, alpha level, effect size, and decision. For an estimate or conversion, report the formula convention and final unit.
Accuracy and Limitations
The calculator keeps full browser precision during calculation and rounds only for display. Accuracy still depends on correct inputs and on whether the displayed model represents the real problem. Educational calculators cannot replace required professional review, current official rules, field measurements, laboratory methods, or specialist statistical software where those are necessary.
Frequently Asked Questions
What does the Rent vs Buy Calculator calculate?
Compare cumulative rent with homeownership cash flows and net sale proceeds over a fixed whole-year horizon.
Which formula does the Rent vs Buy Calculator use?
Project escalating rent; amortize mortgage through horizon; project sale price and subtract selling cost/balance; net buy cost = down + closing + mortgage payments + operating costs - net sale proceeds.
Is this a separate calculator?
Yes. This page has its own public URL, inputs, formula notes, browser function, fixture, and worked solution.
What should I verify before using the answer?
Check the entered values, units, selected options, formula convention, warnings, and result interpretation shown on this calculator page.