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A ₹10,000/month SIP at 12% for 20 years gives ₹99.9 Lakhs. Add a 10% annual step-up and you reach the same corpus in 15 years. The math is compelling — the execution is simpler than you think.
There's a simple mathematical truth about step-up SIPs that most investors don't fully internalise: you don't need to invest more money — you need to increase your investment in line with your income. The compounding effect of doing this consistently is dramatic.
Here's the base case. A ₹10,000/month SIP at 12% annual return for 20 years creates a corpus of ₹99.9 Lakhs — just under ₹1 Crore. Most people know this number. What they don't always model is the step-up version.
Add a 10% annual step-up: your monthly SIP starts at ₹10,000, grows to ₹11,000 in year 2, ₹12,100 in year 3, and so on — reflecting typical salary growth. The result after 15 years (not 20) is ₹1.02 Crore — the same target corpus, achieved 5 years earlier. Or alternatively: after 20 years with the step-up, your corpus is ₹3.42 Crore — more than 3x the flat-SIP result.
The intuition is this: money invested early has more time to compound. A step-up SIP front-loads more capital in the middle and later years of the investment horizon, when your absolute investment amounts are higher. Combined with the base compounding, this creates a non-linear acceleration in corpus creation.
The practical execution is simple. Most AMCs allow a 'Step-Up SIP' instruction that automatically increases your monthly debit by a fixed percentage each year. You set it once. You forget it. Your mutual fund SIP grows with your salary without requiring any additional action on your part.
Goal benchmarks to keep in mind: Child education corpus of ₹50L in 15 years → ₹12,000/month with 10% step-up at 12% returns. Retirement corpus of ₹5 Crore in 25 years → ₹18,000/month with 8% step-up at 11% returns. Wealth creation target of ₹2 Crore in 12 years → ₹55,000/month with 10% step-up at 13% returns. Use our SIP Calculator to model your specific scenario.