Lifetime cost of renting versus buying, with transfer duty, bond interest and appreciation.
Cheaper option
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Net cost of buying
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Total cost of renting
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Your breakdown
Updates live as you type| Buying, over 20 years | Amount |
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Renting is not throwing money away, and buying is not always winning
The folk wisdom that rent is dead money and a bond is forced saving is too simple to plan around. Renting buys you flexibility and frees up cash you would otherwise sink into a deposit and transfer costs. Buying ties up capital and adds years of interest, but it builds an asset that can appreciate. The right comparison is not the monthly cheque, it is the total cost over the years you actually intend to stay, with the home's appreciation credited back to the buyer. This calculator runs that full comparison so you can see which path leaves you better off, rather than arguing from instinct.
Counting the true cost of owning
On the buy side the tool adds up the cash you part with that you never get back: the deposit, the transfer duty, and the total bond interest over the term. It then credits the buyer with the property's appreciation over the same period. Transfer duty is the one tax in this comparison, and it follows a sliding scale. The figures this calculator applies put no duty on the first portion of the price and rising percentages above that; confirm the current bands with SARS, since the Budget can shift them. On the rent side it sums every year of rent, growing it by your escalation rate. What it leaves out is deliberate and worth remembering: maintenance, rates, levies, insurance, and the return you could earn by investing the deposit instead of buying.
A R2 million home over 20 years
Compare a R2,000,000 purchase with a R200,000 deposit, financed by a bond at 11.5 percent over 20 years, against R14,000 rent escalating 7 percent a year, with the property appreciating 5 percent a year.
At these assumptions buying is roughly R7.15 million cheaper over the 20 years. The reason is stark: the home appreciates by more than R3.3 million, which outweighs every cent of deposit, duty, and interest, while the renter pays out R6.9 million in escalating rent and ends with no asset. The result is highly sensitive to your inputs, though. Drop appreciation to 2 percent or push rent escalation lower and the gap narrows fast, which is exactly why you should run your own numbers rather than trust a rule of thumb.
The two assumptions that decide everything
Be honest with yourself about appreciation and your time horizon, because they swing the verdict more than anything else. Property appreciation in South Africa has been uneven by region and has often barely kept pace with inflation in real terms, so plugging in an optimistic 5 percent when your suburb has been flat will mislead you. The horizon matters just as much: transfer duty and the heavy interest of the early years take time to be outweighed by appreciation, so a buyer who sells within a few years can easily come out behind a renter. If you are likely to move for work soon, renting often wins despite the folk wisdom. Treat this tool as a way to test how fragile your assumed verdict is, not as a final answer.
Why does the calculator ignore maintenance and levies?
To keep the comparison clean and avoid burying you in guesses. Maintenance, municipal rates, levies, and insurance are real ongoing costs of owning that a renter does not carry, so the tool's buy side is optimistic. If you want a fuller picture, mentally add roughly 1 to 2 percent of the property value a year for upkeep and rates to the cost of buying before reading the verdict.
Should I factor in investing the deposit if I rent?
Ideally yes, and this is the biggest argument in renting's favour that the tool omits. A renter who invests the R200,000 deposit and any monthly saving could build a sizeable portfolio over 20 years. If you are a disciplined investor, add that expected growth to renting's side before deciding. If you would simply spend the difference, the omission does not hurt you.