Retirement Accounts · four ideas0 of 4 ideas marked read on this device

Free course · Module 1

Roth IRA, 401(k) or Brokerage Account?

Compare US retirement and brokerage accounts, understand employer matching and see how tax rules, contribution limits and access can shape the choice.

Written by the StockEducation Editorial Team · Reviewed by Associate Professor Charles Lo, CPA, PhD · Updated 16 Oct 2026 · How we check lessons

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Idea 1 of 4

Choose the account, then the investment.

An account is the container; a fund or stock is what it holds. A workplace 401(k), an individual IRA and a taxable brokerage account can all provide access to investments, but the available choices depend on the plan or provider. Opening an account alone does not select an investment.

For 2026, the standard employee 401(k) deferral limit is $24,500. The combined traditional-and-Roth IRA contribution limit is $7,500, subject to compensation and eligibility rules. These are different limits, not competing slices of one allowance. Source 1, Source 2.

Through your employer

401(k)

$24,500

2026 employee deferrals, before catch-up

Plan menu · possible employer match
Opened individually

IRA

$7,500

2026 combined traditional + Roth, before catch-up

Provider choices · eligibility rules
Taxable investment account

Brokerage

Flexible access

No IRA/401(k) annual contribution cap

Tax can arise on income and realized gains
The account changes the rules around the investment.

Eligibility, tax treatment, plan choices and access matter alongside investment risk.

US account framework. Retirement limits shown are for 2026 before age-based catch-up and are not a personal eligibility calculation. A taxable account has different tax rules, not tax-free returns. Sources 1–3.
What changes the 2026 limits or eligibility?

Catch-up and compensation At age 50+, the IRA limit is $8,600 including catch-up; the usual 401(k) catch-up is $8,000. Ages 60–63 may instead qualify for an $11,250 401(k) catch-up. Plan rules and additional Roth catch-up requirements can apply. IRA contributions generally cannot exceed eligible taxable compensation. Source 1, Source 2.

Income affects IRA treatment For 2026, direct Roth IRA contributions phase out at modified AGI of $153,000–$168,000 for single/head-of-household filers and $242,000–$252,000 for married filing jointly. Traditional IRA deductibility also depends on income and workplace-plan coverage; contributing is not the same as receiving a deduction. Source 1.

Remember this

Check the account’s rules and the investment’s risks separately.

Marks Idea 1 read on this device

Idea 2 of 4

Roth and traditional change when tax applies.

Roth generally pays income tax before contributing; traditional can defer it. Designated Roth 401(k) and Roth IRA contributions use after-tax money. Pre-tax 401(k) contributions generally reduce current taxable income, with taxable withdrawals later. A traditional IRA deduction is conditional, and after-tax basis can change withdrawal taxation. Source 4.

Qualified Roth withdrawals are tax-free under the applicable rules. That does not make every early Roth withdrawal tax-free. Tax rates now and later, eligibility, fees and access needs all belong in the comparison.

Roth route

After-tax contribution

Invest inside
Roth account
If qualified

Tax-free withdrawal

Pre-tax 401(k) route

Before-tax contribution

Invest inside
Traditional account
Later distribution

Income tax applies

Tax timing is different; investment returns are still uncertain.

This flow does not compare take-home pay, future tax brackets or after-tax outcomes.

Conceptual tax-timing diagram. The lower row illustrates pre-tax workplace contributions, not every traditional IRA contribution. Roth qualification rules differ between IRAs and designated Roth plans. Source 4.
Can I withdraw from a Roth IRA before retirement?

Contributions versus earnings Regular Roth IRA contributions are distributed first under IRS ordering rules and generally return without income tax or the early-distribution tax. Conversions/rollovers come next, then earnings; conversion five-year rules can differ. Keep records rather than treating the whole balance as contributions. Source 5.

Qualified distributions A qualified Roth IRA distribution requires its five-tax-year period plus age 59½ or an applicable disability, death or qualifying first-home condition. Nonqualified earnings may be taxable and subject to an additional tax. Do not apply Roth IRA ordering rules to a Roth 401(k). Source 5.

What about other early retirement withdrawals?

Possible extra tax Before age 59½, a taxable retirement distribution may face the additional 10% tax unless an exception applies. On a fully taxable $10,000 distribution, that extra tax alone would be $1,000, separate from income tax. Source 6.

Exceptions are account-specific The age-55 separation-from-service exception can apply to employer plans, not IRAs. Qualified higher-education and limited first-home exceptions apply to IRAs, not 401(k)s. An exception to the additional tax does not necessarily remove ordinary income tax; check the full conditions. Source 6.

Remember this

Separate regular contributions, earnings and qualified distributions.

Marks Idea 2 read on this device

Idea 3 of 4

Read the match formula and vesting rules.

A match formula can reward some contributions more than others. In this fictional plan, the employer adds 50 cents per employee dollar on contributions up to 6% of a $60,000 salary. Contributing 3% earns $900 of match; contributing 6% earns $1,800. Additional contributions above 6% earn no extra match under this formula.

Your own elective deferrals are fully vested. Employer contributions may follow a vesting schedule, so an amount credited to the account is not always an amount you can keep when leaving. Check the plan document. Source 7.

Your contributionEmployer match

You contribute 3%

You: $1,800 · employer: $900 · total: $2,700

You contribute 6%

You: $3,600 · employer: $1,800 · total: $5,400

$0$5,400 total
The extra 3% earns another $900 of annual match.

Employee contribution rises by $1,800; employer contribution rises by $900.

Fictional annual formula: 50% × the lesser of employee contributions or 6% of $60,000 pay. Both bars use the same scale from $0 to $5,400. Assumes full-year eligibility and ignores tax, investment returns, fees, salary changes and vesting.
What could $1,800 a year become over 30 years?

A stated assumption If $1,800 is invested at each year-end for 30 years and earns a constant hypothetical 6% annually, it grows to about $142,305. Contributions total $54,000. Calculation: $1,800 × ((1.06³⁰ − 1) ÷ 0.06).

What the illustration leaves out Actual returns vary and can be negative. Fees, taxes, salary changes, contribution timing, plan changes and vesting are excluded. This is an illustration of compounding, not a promise that a match will produce that balance.

Remember this

Check the match cap, eligibility, timing and vesting before assuming the money is yours.

Marks Idea 3 read on this device

Idea 4 of 4

Compare the trade-offs before deciding.

A common funding order is a starting question, not a universal instruction. After considering cash reserves and expensive debt, someone might review the employer match, eligible IRA or HSA options, further workplace saving and taxable investing. Cash needs, available plans, fees and taxes can change that order.

Try the fictional match formula below. It calculates one year of contributions and matching, not investment growth or which account you should open.

How does the contribution rate change the match?

Fictional plan · one year

Salary $60,000 · employer matches 50% · match applies up to 6% of salary.

0%10%
Your annual contribution$3,600
Annual employer match$1,800

Total annual contributions: $5,400. Match not collected: $0.

Match = $60,000 × min(your rate, 6%) × 50%. Annualized example assumes full-year eligibility and no pay-period mismatch. It ignores tax, vesting, investment returns, fees and salary changes. It does not check your personal eligibility or make an account change.

Where do an HSA and a brokerage account fit?

HSA: eligibility first An HSA requires eligible health coverage and other conditions, including no disqualifying coverage or Medicare enrollment. Qualified medical withdrawals can be tax-free; nonmedical withdrawals can be taxable, with an extra 20% tax before an exception such as age 65. For 2026, contribution limits are $4,400 self-only and $8,750 family before applicable catch-up or eligibility adjustments. Source 8, Source 9.

Brokerage: flexible does not mean tax-free A taxable brokerage account has no retirement-account age restriction on access, but selling can realize taxable gains or losses and investment income can create tax liabilities. Market losses, settlement rules and investment suitability still matter. Source 3.

Gather the facts before changing contributions

Read the actual plan Find the match formula, cap, vesting schedule, contribution timing, fees and any Roth option. Compare the available investments. For IRA eligibility, check the current tax-year rules and filing status; avoid sharing personal tax data in public practice tools.

Practice with hypothetical figures Open the 401(k) Calculator to explore its stated assumptions. Start with age 35, retirement at 65, $0 balance, $60,000 salary, 6% contribution, 50% match up to 6%, 6% hypothetical annual return and no salary growth where supported. Compare a 3% contribution; timing and fees can make its projection differ from this annual match-only exercise.

Remember this

Write down the plan facts and your questions before making a decision.

Marks Idea 4 read on this device

Quick check

Three quick checks. Feedback straight away.

Question 1 of 3

For 2026, what is the standard employee 401(k) deferral limit before catch-up?

You finished Retirement & Brokerage Accounts.

You can separate accounts from investments, compare tax timing and read an employer match formula. Continue with the lesson on investment scam checks.

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Review your takeaway card and the learning path
  • Account and investment are separate. Check both sets of rules.
  • Tax timing matters. Roth qualification and traditional deductions have conditions.
  • Read the match terms. Amount credited and amount vested can differ.
  • Keep access needs in view. A common saving order may not fit your circumstances.
See the learning path →

Reading markers and these practice checks stay on this device. They do not mark the LMS lesson complete.

Sources and assumptions

  1. IRS: 2026 retirement limits. Standard limits, catch-up and IRA income phase-outs.
  2. IRS: IRA contribution limits. Combined traditional/Roth limits and compensation rules.
  3. IRS Topic409: Capital gains and losses. Realized gains/losses and holding-period context.
  4. IRS: Roth comparison chart. Designated Roth, Roth IRA and pre-tax workplace treatment.
  5. IRS Publication590-B. Roth IRA qualification, contributions, conversions and distribution ordering.
  6. IRS: Early-distribution exceptions. Additional tax and account-specific conditions.
  7. IRS: Vesting. Employee deferrals, employer schedules and plan documents.
  8. IRS Publication969. HSA eligibility and distribution tax treatment.
  9. IRS RevenueProcedure2025-19. 2026 HSA contribution and HDHP limits.

Sources checked 16 October 2026. This is a US account overview using 2026 limits; tax and plan rules can change. Match and growth figures are hypothetical, with timing and exclusions stated. This page does not determine personal eligibility, advise an account choice, submit a transaction or mark an LMS lesson complete.

StockEducation provides general education, not personal financial, tax or legal advice. Nothing here recommends a specific security. Investing involves risk, including loss of money you invest.

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