Basics

Fixed vs Floating Interest Rate — Which Should You Choose?

When you take a loan, one of the first choices you'll face is: fixed or floating interest rate? Both have genuine advantages, and the right pick depends less on which is "better" and more on your comfort with uncertainty.

What each one means

Fixed Rate	Floating Rate
Interest rate stays the same for the entire tenure (or a locked period)	Interest rate moves up or down based on market benchmarks (like the RBI repo rate)
Your EMI never changes	Your EMI can increase or decrease over time
Usually starts slightly higher than floating rates	Usually starts lower than fixed rates

The case for fixed rate

Fixed rates give you certainty. Your EMI is locked in from day one, which makes long-term budgeting simple — useful if you're on a tight, predictable income or simply prefer not to think about interest rate movements. The trade-off is that you don't benefit if market rates fall after you take the loan.

The case for floating rate

Floating rates typically start lower, and if interest rates in the economy fall, your EMI can drop too — without needing to refinance. Historically, floating rates have worked out cheaper for many long-tenure loans like home loans, simply because rates spend more time falling or flat than rising over long stretches. The risk is the opposite scenario: if rates rise, so does your EMI, sometimes right when your budget is tightest.

For long-tenure loans (like a 20-year home loan), floating rates are more common and often work out cheaper over time — but they require some tolerance for EMI fluctuation. For shorter, predictable loans, fixed rates offer peace of mind.

A practical way to decide

Choose fixed if your monthly budget has very little slack, or if you strongly prefer predictability over potential savings.
Choose floating if you have some financial cushion to absorb a possible EMI increase, and you're borrowing for a long tenure where rate cycles are more likely to average out in your favour.
Check for hybrid options — some lenders offer a fixed rate for the first few years, switching to floating afterward. This can offer the best of both, depending on the terms.

Model both scenarios

Before deciding, it helps to see what your EMI looks like at a few different rate points — both the current floating rate and a couple of percentage points higher, to check you can handle a rate increase.

Open the EMI Calculator