Rent or Buy a Home? The Factors That Actually Decide It

“Rent is money thrown away” and “a house is a millstone” are both slogans, and neither is arithmetic. Whether buying beats renting depends on a handful of numbers specific to your city, your loan and your alternatives, and the honest answer changes when those numbers change. This guide walks through the comparison the way our rent vs buy calculator does it, shows which inputs swing the verdict and by how much, and is explicit about what the calculator leaves out. Every figure here is produced by the calculator’s own function at assumed example values; your rent, price and rates will differ, and so will the verdict.

How the comparison is built

The calculator does not ask “is rent wasted?” It asks a fairer question: after N years, which path leaves you with more net worth?

• The buyer pays the down payment on day one, then the EMI plus maintenance, property tax and insurance every month. At the end, the buyer owns a home worth (price × appreciation) and still owes whatever loan balance remains.
• The renter keeps the down payment and invests it on day one. Every month, if renting is cheaper than owning, the renter invests the difference; if owning is cheaper, the buyer invests the difference instead. At the end, the renter owns the investment account.

Buyer’s net worth = home value − loan balance + buyer’s investments. Renter’s net worth = renter’s investments. The verdict is whichever is larger, and the chart on the tool page shows both lines year by year.

What the calculator does not include

Be clear about this before trusting any verdict, ours or anyone’s:

• Stamp duty, registration charges and brokerage are not modelled. In most Indian states these add several percent of the price on purchase, and brokerage applies on sale too. They make buying more expensive than the calculator shows, especially over short horizons. Our stamp-duty pages, when published, will give state-wise figures; until then, add your state’s charges to the down payment mentally.
• Income-tax effects are not modelled. Deductions on home-loan interest and principal reduce the buyer’s cost; tax on the renter’s investment gains reduces the renter’s return. These partly offset and depend on your slab and regime.
• Rent paid by the buyer before possession, under-construction risk, society transfer charges, renovation and the value of being able to move are all outside the arithmetic.

Worked example at the calculator’s defaults

Rent ₹20,000 a month rising 5% a year, versus a ₹60 lakh home with 20% down, an 8.5% loan over 20 years, 5% appreciation, 1% a year maintenance and tax, and the renter earning 10% on investments. After 10 years:

• Home-loan EMI: ₹41,655.52 a month on a ₹48,00,000 loan, after a ₹12,00,000 down payment
• Buyer’s net worth after 10 years: ₹64,13,665
• Renter’s net worth after 10 years: ₹80,67,217
• Verdict: Renting leaves you ₹16,53,552 better off

Over the 10 years the buyer paid ₹49,98,662 in EMIs and ₹7,54,674 in maintenance and tax; the renter paid ₹30,18,694 in rent. The renter’s monthly outgo starts at less than half the buyer’s, and the difference, invested every month at 10%, plus the invested down payment, is what the renter ends with.

One number explains most of this result: the rent-to-price ratio. ₹20,000 × 12 = ₹2,40,000 a year of rent on a ₹60 lakh home is a rental yield of about 4.0%. When the yield is far below the loan rate, you are paying much more to own than to rent, and that gap has to be made up by appreciation. Many Indian cities have yields in this range, which is why renting often wins on paper over short and medium horizons.

The five inputs that swing the verdict

1. Appreciation

Property price growth is the buyer’s engine, and the single most uncertain input:

Two percentage points of appreciation move the result by more than ₹20 lakh either way. Nobody knows the next decade’s appreciation for your locality; past growth is not a forecast. Run the calculator at a rate you would be comfortable being wrong about.

2. Return on invested money

The renter’s engine. If the renter earns less on the down payment and monthly savings, renting loses its edge:

This input has a behavioural catch: the comparison only holds if the renter actually invests the difference every month. A renter who spends it is not in this table at all.

3. The rent itself (rental yield)

Hold the house price fixed and change the rent:

As rent rises towards the cost of owning, buying wins. This is the practical test: compare the rent for the same flat with the EMI plus maintenance for buying it. The further the rent is below that, the stronger the case for renting; the closer, the stronger the case for buying.

4. Horizon

Buying has large fixed costs at the start (the down payment stops earning, and in reality stamp duty and brokerage, which are not in these figures), and large gains at the end as the loan balance falls and the value compounds:

At these example inputs renting stays ahead throughout, because the rental yield is low and the investment return is high; raise appreciation or rent and the buyer overtakes at some year, which the chart on the tool page shows. The rule that survives any set of inputs: do not buy a home you expect to sell within a few years. Transaction costs alone, which the calculator does not count, can erase several years of appreciation.

5. Maintenance, tax and insurance

Owners pay society charges, property tax, repairs and insurance that renters mostly do not. At 2% of the price a year instead of 1%, the buyer’s net worth after 10 years is ₹64,13,665 against the renter’s ₹93,05,269, a swing of ₹12,38,052 against buying. Older buildings and larger flats cost more to keep.

Things the numbers cannot tell you

The calculator settles the financial comparison at your assumptions. It does not settle these, and they are allowed to outweigh the money:

• Stability. A landlord can ask you to leave; an owner decides when to move. For families with school-age children this has real value.
• Flexibility. A renter can take a job in another city in a month. An owner must sell or let out, with the costs and delays that brings.
• Forced saving. An EMI is a commitment; a SIP can be paused. Many people end up wealthier as owners not because buying was the better arithmetic, but because it made them save.
• Leverage. A buyer with 20% down owns 100% of the appreciation on the whole price, which is why buying looks so good when prices rise fast, and why it hurts so much when they fall or stay flat for a decade.
• Affordability. Before any of this, check what a lender would actually give you with the loan eligibility calculator, and whether the EMI leaves room for everything else; our FOIR guide explains that limit.

Common mistakes

• Counting the whole EMI as “building an asset”. In the early years most of the EMI is interest, not principal; see the EMI guide. Only the principal part builds equity.
• Comparing rent with the EMI alone. Owning also costs maintenance, tax, insurance, and the return the down payment would have earned. Compare rent with the total cost of owning.
• Using a hoped-for appreciation. Use a rate you would accept being wrong about, and look at the table above to see how much rides on it.
• Forgetting purchase and sale costs. They are not in the calculator, and they fall hardest on short holding periods.
• Treating the verdict as a forecast. It is a comparison at your inputs. Change the inputs and it changes; that is the point.

How the calculator computes it

Each month: the buyer pays EMI (standard reducing-balance formula) plus maintenance; the renter pays rent. Whoever pays less invests the difference at the investment return, compounded monthly. The renter also invests the down payment on day one. Each year the home value grows by the appreciation rate and the rent by the rent-increase rate. After the horizon, buyer net worth = home value − loan balance + buyer’s investments, renter net worth = renter’s investments. Set your own numbers in the rent vs buy calculator and open its year-wise table.

Frequently asked questions

Is it better to rent or buy in India? At typical rental yields and loan rates, renting and investing the difference often comes out ahead over 5 to 10 years on paper; buying tends to win over long horizons, when rent is close to the cost of owning, or when appreciation is strong. Your inputs decide it.

Does the calculator include stamp duty and registration? No. Add your state’s purchase charges and expected brokerage yourself; they make buying costlier than shown, especially over short periods.

Does it include tax benefits on the home loan? No. Deductions on interest and principal reduce the buyer’s cost, and tax on investment gains reduces the renter’s return; both depend on your slab and regime.

What appreciation rate should I use? One you would be comfortable being wrong about. Run 3%, 5% and 7% and see whether the verdict changes; if it flips between them, the decision is close and the non-financial factors should decide.

What if I would not invest the difference anyway? Then the renter’s figure is overstated for you, and buying’s forced saving may be worth more than the arithmetic shows.