A Step-Up SIP (also called Top-Up SIP) automatically increases your monthly SIP amount by a fixed percentage each year, typically aligned with your expected annual income growth. If your salary grows 8–10% per year, stepping up your SIP by the same percentage means your savings rate stays constant as a proportion of income — the most financially disciplined approach to long-term wealth building.

The impact of step-up is dramatic. A ₹10,000 SIP at 12% for 20 years grows to ₹98 lakh. The same SIP with a 10% annual step-up grows to approximately ₹1.9 crore — nearly double — on a total investment of ₹69 lakh (versus ₹24 lakh for the flat SIP). Step-up accelerates compounding by continuously increasing the principal base.

For salaried investors, the ideal step-up percentage is your expected annual increment rate minus your desired lifestyle inflation. If you expect 12% increment and are comfortable increasing lifestyle spend by 4%, a 8% annual step-up on your SIP captures the rest for wealth creation. Even a 5% annual step-up applied consistently over 15+ years produces meaningfully better outcomes than a flat SIP.

Use this calculator to model the future value of a step-up SIP at your chosen monthly start amount, annual increment percentage, expected return, and time horizon. Compare flat versus step-up scenarios to see the corpus difference. All projections assume constant compounding and are for educational planning purposes only. Mutual fund investments are subject to market risks.