Last updated 23 September 2026 · Written by Kgothatso Moleke · General information, not financial advice
The short version: where savings belong is decided by when you will need the money, not by which product pays the most. Money you need this year should be boring and safe even if that costs you return. Money you will not touch for a decade should not sit in a bank account, because inflation quietly takes it.
Start with the date, not the product
| When you need it | What it should be in | Why |
|---|---|---|
| Any day now | Savings account you can reach | Access beats return entirely |
| Within a year | Notice account or money market | Slightly better return, still safe |
| One to three years | Notice or fixed deposit | You can commit, but cannot risk a fall |
| Five years or more | Diversified investment, ideally tax-free | Time to ride out falls, and inflation to beat |
The two mistakes both come from ignoring that first column. Putting next year’s deposit into shares means you may need it in the one year the market is down 20%. Leaving a twenty-year retirement pot in a savings account means accepting a return that barely keeps pace with prices while you had decades in which to do better.
The number that matters is the real one
Inflation was 4.4% in August 2026. A savings account paying 7% is therefore earning you about 2.6% in real terms, before tax on the interest. That is a positive return, but a slow one.
Cash under a mattress makes the point more sharply. At 4.4% inflation, R100,000 left untouched for ten years buys what R65,000 buys today. Doing nothing is not neutral — it is a guaranteed loss of about a third.
So the question for long-term money is not whether you can tolerate a bad year. It is whether you can tolerate certain slow erosion instead of uncertain faster growth.
The options, plainly
Savings account. Instant access, modest interest, no risk to the amount. Right for the emergency buffer, wrong for everything long-term.
Notice account. You give 32 or 90 days’ notice to withdraw and get a better rate for it. The delay is a feature — it is what stops the money being spent.
Fixed deposit. Lock the money for a set period at a set rate. Good when you know the date and want certainty. Bad if there is any chance you need it sooner, because breaking it costs you.
Money market. Slightly higher return than a savings account with near-instant access, usually requiring a larger minimum. A reasonable home for a larger buffer.
Unit trusts and index funds. Your money buys a spread of shares or bonds. Value goes up and down, sometimes sharply, and over long periods has historically outpaced cash by a wide margin. Right for five years and beyond, wrong for anything sooner.
Tax-free savings account. Not an investment itself but a wrapper you put one inside, removing tax on growth entirely. Best used for the long-term money, for reasons set out in the tax-free savings guide.
Three things that decide more than the choice does
Fees. They come off your return every year regardless of performance. On long-term money a single percentage point of annual fee compounds into a very large number, so compare total cost rather than advertised return.
Not touching it. The most common way long-term money underperforms is being withdrawn during a fall, which turns a temporary drop into a permanent loss. Keeping the buffer separate and adequate is what makes leaving the rest alone possible.
Actually starting. An imperfect choice made today beats a perfect one made in two years, for the reasons set out in compound interest.
One caution. Anything promising a high return with no risk is either misdescribed or a scam, and South Africa has no shortage of both. Returns and risk move together, always. Check that any provider is registered with the Financial Sector Conduct Authority before you transfer money.
Sources: Statistics South Africa, Consumer Price Index, August 2026 (headline inflation 4.4%). Illustrative returns are not forecasts. This is general information and not advice on any specific product — for a recommendation suited to your circumstances, speak to an adviser registered under the Financial Advisory and Intermediary Services Act.