Buying life insurance starts with one fork in the road: coverage for a season of your life, or coverage for all of it. Term life and whole life answer that question differently, and almost everything else about them, from the price to the paperwork at the end, follows from that choice. Here is how each one works, where each one shines, and where the older advice about them has gone wrong.
How term life works
A term policy covers you for a fixed period at a fixed premium. Ten-, 15-, 20- and 30-year terms are the standard menu; 35- and 40-year terms exist but are rare. If you die during the term, your beneficiaries receive the death benefit. If you outlive it, the policy has done its job by not being needed, and you have nothing to show for the premiums except the years of protection they bought. That is not a flaw. It is why term is cheap.
What happens at the end of the term is where a lot of older guidance, including an earlier version of this article, is simply wrong. Most term policies do not expire outright; they continue as annually renewable term at “attained-age” rates. No new medical exam is required, but the premium jumps to several times the level premium in the first renewal years and rises again every year after that. Renewal is a bridge, not a plan. The alternative, converting to a permanent policy without new underwriting, is allowed only inside the policy’s conversion window, which often closes years before the term ends or at a set age. Once you are on annual renewal, conversion is off the table.
How whole life works
Whole life is the classic form of permanent insurance. As long as you pay the premiums, the coverage lasts for life, and the premium is designed to stay level rather than climbing with age. Part of each payment builds cash value inside the policy, which grows slowly, can be borrowed against, and is paid out if you surrender the policy. Loans that are not repaid reduce the death benefit. For the same death benefit, a whole life premium is far higher than a term premium, because you are prepaying for coverage in your eighties and funding the savings component at the same time.
Term life: pros and cons
- Pro: it is affordable when you need the most coverage. A healthy nonsmoking 30-year-old can buy $500,000 of 20-year coverage for about $25 to $30 a month, per Policygenius data from late 2025. That is enough to replace an income through the years a young family is most exposed.
- Pro: it matches coverage to obligations. A mortgage gets paid off; children grow up; retirement savings accumulate. Term lets you buy protection for exactly the years those obligations exist. How to pick the length is covered in How Long Should Your Life Insurance Policy Last?
- Pro: it is simple. No cash value, no dividends, no illustrations to decode. You compare price and insurer strength and you are done.
- Con: it ends, and the ending is expensive. If you still need coverage after the term, you face attained-age renewal rates, a new application at an older age, or a conversion window that may already have closed.
- Con: your health can change. Term premiums rise roughly 4.5% to 9% for every year of age even for a healthy applicant. A diagnosis in between can raise the price further or lock you out entirely.
Whole life: pros and cons
- Pro: coverage for life. There is no term to outlive and no renewal cliff. For someone with a lifelong dependent, an estate that will owe taxes, or a wish to leave a guaranteed sum regardless of when they die, that certainty is the product.
- Pro: cash value and level premiums. The policy builds an asset you can borrow against, and the premium you sign up for is the premium you keep.
- Con: the price. The same death benefit costs far more than term, which often means buying less coverage than the family actually needs during the years it needs the most.
- Con: the early years are unforgiving. Cash value builds slowly, and policies surrendered in the first several years often return less than the premiums paid. Whole life only works if you keep it.
- Con: it is a mediocre investment. The savings component is conservative by design. For most households, tax-advantaged retirement accounts should be filled before insurance is used as a savings vehicle; the 2026 limits are in our guide to 2026 retirement contribution limits.
Who should buy which
For most families with a mortgage, children and a paycheck to replace, term is the right answer: large coverage during the exposed years, at a price that leaves room to save. Whole life earns its cost in narrower cases: a dependent who will never be financially independent, estate liquidity, or a small policy meant to cover final expenses no matter when they arrive.
The two are not mutually exclusive. A common structure is a large term policy for the years of maximum obligation plus a small permanent policy that outlasts it, bought young while both are cheap. If you go term-only, buy a convertible policy and put the conversion deadline on your calendar; it is the one date that turns a temporary policy into a permanent option, and it passes quietly. When to buy in the first place, and what waiting costs, is in When Is the Right Time to Buy Life Insurance?