Compare the monthly cost of renting vs. buying, simplified.
The common framing is that rent is money thrown away while an EMI builds equity, so buying must win. That comparison leaves out most of the costs on the buying side and all of the opportunity cost. A fair calculation includes, for buying: the down payment and the return that money would otherwise have earned, total interest across the loan, stamp duty and registration, maintenance and society charges, property tax, insurance, and the transaction cost of eventually selling. For renting: the rent, its annual escalation, and the return earned on the capital not tied up in a deposit.
Once all that is included, the answer usually turns on your time horizon. The large one-off costs of buying — stamp duty, registration, brokerage, and the front-loaded interest of the early years — take several years of ownership to amortise, so short stays favour renting and long stays favour buying. The crossover commonly lands somewhere around five to seven years, though it moves considerably with local price-to-rent ratios and interest rates. The other honest point is that this is not purely a financial decision: security of tenure, freedom to modify a home, and the discipline of a forced saving all matter to people, and none of them appear in the arithmetic.
Commonly around five to seven years, because the upfront costs of buying take that long to amortise. The exact crossover shifts with the local price-to-rent ratio and interest rates, so it is worth calculating for your own city and numbers.
No more than loan interest is. In the early years of a home loan a large share of each EMI is interest, which builds no equity either. Rent buys occupancy; interest buys the use of borrowed money.
Stamp duty and registration, ongoing maintenance and society charges, property tax, and the opportunity cost of the down payment. Selling costs at the far end are commonly overlooked too.
Usually not. Transaction costs on both purchase and sale are substantial, and a short holding period rarely leaves enough price growth or principal repayment to cover them. Renting preserves flexibility at a known cost.