If you are one of the roughly 15 million American workers still covered by a traditional pension, you hold something increasingly rare.
Most private-sector workers today get a 401(k) instead, and the two plans can produce very different monthly checks in retirement.
Understanding which one you have — or which one you are being offered — matters more than ever as employers quietly reshape benefit packages.
Your employer sets aside money and, after you hit a vesting period, pays you a set amount every month for life, usually based on salary and years of service.
A 401(k) is an account you and your employer fund, and what you get out depends on how much goes in and how the investments perform.
One is a guarantee backed by your company; the other is a pot of money you manage.
Pension formulas often replace 1% to 2% of your final average salary for each year worked, so a 30-year employee might see 40% to 60% of pay replaced.
With a 401(k), a worker earning $60,000 who saves 6% with a 3% match for 30 years could land somewhere between $400,000 and $700,000, depending on returns — but that balance has to last, and a bad market year can shrink it fast.
Pensions shift the risk to your employer.
That is why so many companies froze or closed them over the past three decades, replacing them with 401(k)s and, sometimes, a cash balance plan that looks like a pension but grows more like an account.
If your employer offers a cash balance plan, ask for the interest crediting rate — that number tells you how fast your benefit actually grows.
If you have a 401(k), three levers do most of the work.
First, grab the full employer match; skipping it is leaving free money on the table.
Second, watch fees, since a 1% annual fee can eat a meaningful chunk of your balance over 30 years.
Third, resist cashing out when you change jobs — roll it into an IRA or your new plan instead of taking a check and a tax bill.
If you are lucky enough to have a pension, do not ignore the fine print.
Check the vesting schedule, whether benefits are reduced for survivor coverage, and how the plan is funded.
The Pension Benefit Guaranty Corporation backs most private pensions, but only up to certain limits, so a plan in weak financial shape is worth a closer look.
Here is the part most people miss: many workers now have a little of both, plus Social Security.
That mix can be more resilient than either alone, as long as you know what each piece is likely to pay.
Request your Social Security statement, read your plan documents, and run a simple projection of monthly income at 65 versus 67.
The retirement system did not get worse by accident — employers wanted predictable costs, and workers got portability and control in return.
The catch is that control only pays off if you actually use it.
So the real question is not which plan is better on paper.
Final Thoughts
It is whether you know exactly what yours will pay you, and what you need to do this year to close the gap.