Roth IRA vs. Traditional IRA: Which Is Better for You in 2025
Both IRAs grow your money tax-advantaged, but they tax you differently — and the wrong choice at your income level and age can cost you tens of thousands of dollars in retirement. Here's the 2025 breakdown.
The core difference: when you pay tax
| Feature | Roth IRA | Traditional IRA |
|---|---|---|
| Contributions | After-tax (no deduction) | Pre-tax (deductible if eligible) |
| Growth | Tax-free | Tax-deferred |
| Withdrawals in retirement | Tax-free | Taxed as ordinary income |
| Required Minimum Distributions | None (during owner's lifetime) | Start at age 73 |
| Early withdrawal (contributions only) | Any time, penalty-free | 10% penalty + taxes before 59½ |
| 2025 contribution limit | $7,000 ($8,000 if 50+) | $7,000 ($8,000 if 50+) |
| Income limit (2025, single filer) | Phase-out $150K–$165K | Deductibility phase-out $79K–$89K (if workplace plan) |
The math: Roth vs. Traditional over 35 years
Assuming $7,000/yr contribution, 7% annual return, 35-year horizon, and 22% marginal tax rate both now and in retirement:
| Account | Balance at 65 | After-Tax Value | Tax Paid |
|---|---|---|---|
| Roth IRA | $924,000 | $924,000 | Paid upfront (22% on contributions) |
| Traditional IRA | $924,000 | $720,720 | 22% on all withdrawals = $203,280 |
In this scenario, Roth wins by $203,280. But the outcome changes dramatically based on your tax rate now vs. retirement.
When Traditional IRA beats Roth
The Traditional IRA wins if your retirement tax rate is lower than your current tax rate. This happens when:
- You're currently in the 32–37% bracket and expect a lower income in retirement
- You have large deductible expenses now (mortgage interest, business losses) that amplify the deduction value
- You'll have significant tax-free income in retirement (Social Security below threshold + Roth distributions)
When Roth IRA wins (most people under 40)
The Roth wins if your current tax rate is lower than it will be in retirement — which is the situation for most people early in their careers:
- Currently in 10–22% bracket and expect 22–24%+ in retirement
- Expecting significant Social Security income (which is partially taxable)
- Want flexibility — Roth contributions (not earnings) can be withdrawn any time without penalty
- Want to leave a tax-free inheritance for heirs
The default answer for most people under 40: Open a Roth IRA. You're likely in a lower bracket now than you'll be in retirement. The tax-free compounding over 30–40 years is worth more than the upfront deduction at 22% or lower. Change to Traditional (or do both) when your income puts you in the 32% bracket.
2025 income limits — can you contribute directly?
| Filing Status | Full Contribution | Partial (Phase-out) | No Direct Contribution |
|---|---|---|---|
| Single / HOH | Under $150,000 | $150,000–$165,000 | Above $165,000 |
| Married filing jointly | Under $236,000 | $236,000–$246,000 | Above $246,000 |
| Married filing separately | Under $0 | $0–$10,000 | Above $10,000 |
Over the income limit? Use the Backdoor Roth IRA: contribute to a non-deductible Traditional IRA, then convert immediately to Roth. There's no income limit on conversions.
The action plan
- Under $150K income: Open a Roth IRA at Fidelity, Vanguard, or Schwab — takes 10 minutes online
- Invest in a target-date fund or three-fund portfolio (total market + international + bonds)
- Automate $583/mo ($7,000/yr) or whatever you can manage — even $100/mo compounds significantly
- Do this before investing any money in a taxable brokerage account
- Over $165K: use the Backdoor Roth strategy; consult a CPA if you have existing pre-tax IRA balances
Starting Out financial guide
IRA strategy is step 5 of the 6-step financial launch sequence for ages 22–30.
View full Starting Out guide →