Both GMWB (Guaranteed Minimum Withdrawal Benefit) and GMIB (Guaranteed Minimum Income Benefit) promise lifetime income from a Variable Annuity. But they deliver it through fundamentally different mechanisms — and the right choice depends on your age, income needs, and flexibility preferences.
income_base x annuity_rate / 12 — typically yields more monthly income than GMWB for the same investment| Year | Event | Amount |
|---|---|---|
| 0 | Invest | $100,000 |
| 0-10 | Deferral (5% rollup) | Benefit base grows to ~$162,889 |
| 10+ | Withdraw 5% of BB/year | $8,144/year |
| 10-30 | Total guaranteed withdrawals | ~$162,889 |
With GMWB, you start withdrawing at 65 and receive $8,144/year. Over 20 years of withdrawals, you receive approximately $162,889 total. If you die early, any remaining account value passes to your beneficiaries.
| Year | Event | Amount |
|---|---|---|
| 0 | Invest | $100,000 |
| 0-10 | Waiting period (5% rollup) | Income base grows to ~$162,889 |
| 10 | Annuitize | AV drops to $0. Lifetime income begins |
| 10+ | Monthly income | ~$162,889 x 6.5% / 12 = ~$882/month = ~$10,588/year |
With GMIB, you annuitize at 65 and receive approximately $10,588/year for life. That’s 30% more annual income than the GMWB. But your account is gone — no death benefit, no flexibility, no lump sum access.
You value flexibility: Need to skip a year of withdrawals? Change the amount? Access a lump sum for an emergency? Only GMWB allows this.
You want a death benefit: With GMWB, if you die at 70, your beneficiaries receive the remaining account value. With GMIB, payments stop at death (unless you chose a period-certain option, which reduces income).
Markets outperform: In strong markets, your GMWB account value may grow above the benefit base. You can withdraw more, or you can stop withdrawals and let the ratchet increase your guaranteed base.
Short life expectancy: If health issues suggest a shorter life expectancy, GMWB preserves the remaining account for heirs.
You want maximum guaranteed income: GMIB annuity rates produce higher annual income than GMWB withdrawal rates for the same benefit base.
Longevity risk is your primary concern: GMIB pays for life — even to age 100+. GMWB has a finite remaining guarantee (unless it’s a GLWB, which is also for life).
You don’t need flexibility: If you’re confident you won’t need lump sum access and have other liquid assets for emergencies, GMIB’s higher income is a straightforward win.
You have no dependents: With no beneficiaries to worry about, maximizing your own lifetime income makes pure financial sense.
| Metric | GMWB | GMIB |
|---|---|---|
| Annual income (after 10yr deferral) | ~$8,144 | ~$10,588 |
| Income increase in bull markets | Yes (ratchet) | No (fixed at annuitization) |
| Flexibility | High | None after annuitization |
| Death benefit | Yes (remaining AV) | No (payments stop) |
| Typical rider cost | 0.75%–1.25% | 0.50%–1.00% |
| Breakeven age (GMIB vs GMWB) | — | ~80–85 |
Our interactive calculator lets you model both GMWB and GMIB with the same investment parameters. Switch between products and compare: