IRA vs. 401(k): Limits, Investments, Matching, and Access

An employer establishes a 401(k), chooses providers and a plan menu, and defines features within federal requirements. An individual establishes an IRA with a financial institution and chooses among investments the custodian makes available.

Both can offer traditional tax treatment, and Roth variants may be available, but contribution eligibility and deduction rules are not interchangeable.

For 2026, the combined traditional and Roth IRA contribution limit is $7,500, while the 401(k) employee elective-deferral limit is $24,500, before applicable catch-up amounts. Contributing to a 401(k) does not itself consume the IRA contribution limit.

IRA deductibility and direct Roth IRA eligibility can depend on income, filing status, and workplace-plan participation. A plan participant should verify both the contribution limit and the intended tax treatment.

An available employer match can make the 401(k) especially valuable, but the formula, timing, and vesting are plan-specific. A plan may also offer institutionally priced funds or may have administrative and investment expenses that deserve scrutiny.

An IRA often provides wider investment choice. Wider is not automatically better: it can add trading temptations, unsuitable products, or advisory costs. Compare the actual options needed for a diversified plan.

Leaving money in a prior plan, moving it to a new plan, rolling it to an IRA, or taking a distribution can have different fees, investment access, services, creditor treatment, and withdrawal rules.

The Rule of 55 is tied to qualifying employer-plan distributions and does not generally apply to IRAs. Moving money before checking an early-access strategy can remove an option. Obtain plan and tax guidance before executing a rollover.