Investing · 6 min read
The cost of waiting: what a late SIP really costs you
The most expensive money mistake in India is not a bad investment. It is a delayed one. Here is what every year of waiting quietly costs by retirement.
Krish Dalal
Founder and editor, PaisaExpert. Master's in Business Management, SP Jain School of Global Management, London. · Last updated 2026-05-23
Everyone understands that investing early is good. Almost nobody feels how good, because compounding is invisible until the end, when it is too late to change. The cruel part is that the cost of waiting does not show up as a fee or a loss you can see. It shows up as a future that quietly never happens, a retirement corpus that is a fraction of what it could have been, for no reason except a few years of delay at the start.
Why the first years matter most
Compounding is back-loaded. The money you invest in your twenties has 30 to 40 years to multiply, doubling again and again, while the money you invest in your forties barely gets one or two doublings. So a delay at the start does not just remove a few years of contributions, it removes the most powerful years, the ones doing the heaviest lifting. This is why starting small and early beats starting big and late, almost every time.
| Start age (₹10,000/month at 12 percent, retire at 60) | Years invested | Corpus at 60 (about) |
|---|---|---|
| Start at 25 | 35 years | ₹6.5 crore |
| Start at 30 | 30 years | ₹3.5 crore |
| Start at 35 | 25 years | ₹1.9 crore |
Look at the gap. Waiting from 25 to 30, just five years, costs roughly ₹3 crore at the end. That is not a typo. The person who started at 25 invested only ₹6 lakh more in total, but ended up with ₹3 crore more, entirely because those early rupees had longer to compound. If you have not started yet, the fix is in how to start a SIP with ₹500, and the amount matters far less than the date.
What people wait for, and why none of it is worth it
- Waiting for a bigger salary. Start with what you can now and raise it later with a step-up. Waiting for 'enough' means you never start, because the goalpost keeps moving as lifestyle inflation absorbs each raise.
- Waiting to understand the market. You do not need to. A broad index fund needs no market timing or stock picking. The understanding comes from doing, not from waiting to feel ready.
- Waiting for the market to fall. Time in the market beats timing the market. The falls you are waiting for may come after years of gains you missed, and a regular SIP buys more units in the falls anyway.
Frequently asked
What to do next
- Run your monthly amount through the cost-of-delaying calculator and look at what one year of waiting costs by retirement.
- Start a SIP this week with whatever you can hold, even a small amount, rather than waiting for a 'better' time.
- Switch on a step-up so the amount grows with your income and you catch up faster.
- Stop waiting for a bigger salary, more knowledge, or a market dip. None of them is worth the compounding you lose.