What Is Life Insurance Sum Assured and Rate of Interest
Life insurance sum assured is the guaranteed amount the insurer pays to the nominee when the policyholder dies during the term. The rate of interest, often called the guaranteed interest rate or bonus rate, determines how the policy's savings or maturity value grows over time and affects the final payout for certain plan types.
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Understanding Sum Assured
Sum assured is the core death benefit fixed at the start of the policy. It is not the premium paid but the lump sum the beneficiary receives. For term insurance, this is typically a pure protection cover with no savings component. For endowment or money-back plans, the same sum assured may be paid on survival to maturity or on death, depending on the contract terms.
How Rate of Interest Works
Insurers use the rate of interest to calculate bonuses on participating plans or to grow the fund value in unit-linked or savings-oriented products. A higher guaranteed rate means a larger maturity payout, all else being equal. Non-guaranteed bonuses depend on the insurer's actual investment returns and declared bonuses each year, so they can vary across plans and insurers.
What to Compare
- Sum assured amount needed to cover debts, income replacement, and future goals.
- Guaranteed rate of interest versus non-guaranteed bonus expectations.
- Policy term and premium frequency.
- Riders such as accidental death benefit or waiver of premium.
| Attribute | Term Plan | Endowment / Savings Plan |
|---|---|---|
| Primary Purpose | Death protection | Protection plus savings |
| Sum Assured | Fixed death benefit | Fixed on death or maturity |
| Rate of Interest | No guaranteed growth | Guaranteed rate plus possible bonuses |
| Payout on Survival | None | Sum assured plus bonuses |
Choosing the Right Balance
Select sum assured based on liabilities and income needs, not on what the premium can stretch to. Then compare the rate of interest and bonus history across insurers. A high sum assured with a low interest rate may leave the payout stagnant, while a modest sum assured with a strong bonus rate can grow meaningfully over long tenures.