
A step up calculator helps you map how a small yearly increase in your SIP amount can meaningfully change your long-term corpus, assuming a return rate and time period.
To keep the calculation clear and repeatable, the following inputs are used.
The numbers below are purely a mathematical illustration based on these assumptions and do not account for real world variability.
Based on the inputs shared, the step up calculator output is as follows.
This split highlights an important point about long duration SIPs. Over decades, the contribution is only one part of the story. The bigger driver is how long each monthly investment gets to compound.
A SIP invests a fixed amount every month. A step-up SIP increases that monthly amount each year by a set percentage. In this case, the SIP amount increases by 2% every year.
So, the first year starts at ₹25,000 per month. In the second year, the monthly amount becomes ₹25,500. In the third year, it rises again by 2%, and this pattern continues for 30 years.
The idea behind using a step up is simple. Your contribution grows slowly alongside income growth, while compounding works on every instalment for the remaining years.
Read More: SIP Calculator: How Fast a ₹5,000 SIP Can Grow to a ₹1 Crore Corpus?
Using a step-up calculator, a ₹25,000 monthly SIP with a 2% yearly step up and a 12% annualised return over 30 years mathematically builds a corpus of about ₹10.23 crore, with ₹1.22 crore invested and ₹9.02 crore as estimated returns. This is an informational illustration based strictly on the inputs provided and the stated assumptions.
Disclaimer: This blog has been written exclusively for educational purposes. The securities mentioned are only examples and not recommendations. This does not constitute a personal recommendation/investment advice. It does not aim to influence any individual or entity to make investment decisions. Recipients should conduct their own research and assessments to form an independent opinion about investment decisions.
Mutual fund investments in the securities market are subject to market risks, read all the related documents carefully before investing
Published on: Mar 5, 2026, 3:36 PM IST

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