How Much Income Will Your
Annuity Pay?
Slide in a lump sum, pick your age and payout type — and get an instant ballpark of your guaranteed monthly income. Powered by MM4I’s planning factors.
Annuity Calculator
Estimate Your Monthly Annuity Income
Drag the sliders to see what an immediate annuity would pay you per month for life. Estimates update live.
Highest monthly income — payments stop at death
Estimated Monthly Income
≈ $20,448 per year · $204,480 over the first 10 years
Free. No obligation. Takes 2 minutes.
What drives your monthly payout
Behind the scenes, an annuity calculator applies an actuarial payout factor to your premium. That factor depends mainly on your age and life expectancy — older start ages produce higher monthly payments for the same premium, because payments are expected to run fewer years.
Premium Amount
The lump sum you hand over is the single biggest lever — double the premium, roughly double the income.
Age & Gender
Payout math is based on life-expectancy tables. Women receive a slightly lower monthly figure at the same age because they tend to live longer.
Payout Option
Life Only pays the most. Joint Life covers a spouse too. Period Certain guarantees a set number of payments even if you pass away early.
Income Start Age
Delaying income (deferred annuity) lets your eventual monthly payment grow — even a few years of deferral adds meaningfully.
Try This in the Calculator Above
Say you’re 65, putting in a $250,000 premium, and want income to start right away under a Life Only payout. The calculator returns roughly $1,704 / month.
Now slide the start age to 72 and watch the estimate climb — seven years of deferral can add hundreds of dollars per month. That kind of live, side-by-side comparison is exactly what the slider interface is built for.
Frequently Asked Questions
How accurate is an online annuity calculator?
It’s a useful starting point, not a firm quote. Online calculators rely on general planning assumptions rather than exact carrier rates in effect today, so your real quote from an advisor may land somewhat higher or lower than the estimate.
Why might my MM4I estimate differ from an advisor’s quote?
A licensed advisor can shop your details across multiple carriers, price in optional riders (like inflation protection or a cash refund feature), and account for state-specific product availability — none of which a simplified calculator can fully capture.
Can I use this if I’m not retiring yet?
Yes. Slide the start age to whenever you actually plan to begin taking income — even a decade away. This is one of the most useful ways to see how much guaranteed future income a given premium can lock in.
What’s the difference between Life Only and Joint Life payouts?
Life Only pays the highest monthly amount but stops when you pass away. Joint Life continues paying for as long as either you or your spouse is alive, which is why the monthly amount is lower to start.
Does the calculator account for inflation?
No — the base estimate assumes a flat monthly payment for life. If rising costs are a concern, ask an MM4I advisor about inflation-adjusted riders, which typically start lower but increase over time.