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RRSP vs TFSA Calculator

Updated

The RRSP vs TFSA calculator compares the after-tax outcome of contributing to a Registered Retirement Savings Plan versus a Tax-Free Savings Account. By factoring in your current tax bracket, expected retirement tax bracket, time horizon, and rate of return, this tool shows you which account will leave you with more money after taxes.

How this RRSP vs TFSA calculator works

Enter your planned annual contribution, time horizon, expected rate of return, current marginal tax rate, and expected retirement marginal tax rate. Toggle whether you will reinvest your RRSP tax refund. The calculator shows the future value, taxes owed, and after-tax amount for both accounts side by side, along with the dollar difference and a clear recommendation.

Key insight: When your current tax rate equals your retirement tax rate and you reinvest the RRSP refund, both accounts produce exactly the same after-tax result. The RRSP only wins when your retirement rate is lower, and the TFSA wins when it is higher.

Annual Contribution
Investment Time Horizon (Years)
Expected Annual Return (%)
Current Marginal Tax Rate (%)
Retirement Marginal Tax Rate (%)
RRSP Refund Reinvested?
Which Account Wins?
TFSA
Total Contributions (after tax)
Future Value
Tax on Withdrawal
After-Tax Value
RRSP
Total Contributions (pre-tax)
Tax Refund Generated
Future Value
Tax on Withdrawal
After-Tax Value
Difference
RRSP Advantage / (Disadvantage)

RRSP vs TFSA comparison table

Feature RRSP TFSA
Tax deduction on contribution ✓ Yes ✗ No
Tax-free growth ✓ Yes (deferred) ✓ Yes (permanent)
Tax on withdrawal ✓ Fully taxed as income ✗ Completely tax-free
Contribution room 18% of previous year’s income, max $32,490 (2026) $7,000/year (2026), $102,000 cumulative
Carry-forward room ✓ Unlimited ✓ Unlimited
Impact on government benefits ✓ Withdrawals may reduce OAS/GIS ✗ No impact
Withdrawal flexibility Limited (tax + lost room) Full flexibility (room restored)
Best for High earners, lower retirement tax rate Lower/middle earners, flexible savings

When the RRSP wins

The RRSP outperforms the TFSA when:

  1. Your current marginal tax rate is higher than your expected retirement rate — The tax deduction at a high rate combined with withdrawals at a lower rate creates a net tax advantage
  2. You reinvest the tax refund — Without reinvesting, the RRSP loses most of its advantage
  3. Your employer offers RRSP matching — Free employer contributions are an immediate 50-100% return
  4. You need to reduce taxable income — RRSP contributions lower your net income, which can help qualify for income-tested benefits like the Canada Child Benefit

When the TFSA wins

The TFSA outperforms the RRSP when:

  1. Your retirement tax rate will be the same or higher — Common for lower-income earners or those with pensions
  2. You value flexibility — TFSA withdrawals are consequence-free
  3. You want to protect government benefits — OAS clawback starts at $90,997 (2026); TFSA withdrawals don’t count
  4. You are in a low tax bracket — The RRSP deduction at 15% provides minimal benefit compared to permanent tax-free growth
  5. You might need the money before retirement — Emergency fund, home down payment, etc.

Optimal strategy: use both

For most Canadians, the ideal approach is to use both accounts strategically:

Income Level Recommended Priority
Under $57,375 TFSA first, then RRSP
$57,375 – $114,750 Split 50/50 or RRSP first if employer match
$114,750 – $220,000 RRSP first, then TFSA
Over $220,000 Max both, RRSP priority

Common mistakes in the RRSP vs TFSA decision

  • Not reinvesting the RRSP refund — This is the biggest mistake; without reinvesting, you are effectively contributing less to the RRSP
  • Ignoring the impact on government benefits — RRSP withdrawals in retirement can trigger OAS clawback (15% recovery tax above $90,997) and reduce GIS
  • Assuming your tax rate will definitely be lower in retirement — Government pensions (CPP, OAS), RRIF minimums, and other income sources may keep you in a similar bracket
  • Withdrawing from RRSP for non-retirement purposes — The tax hit plus permanently lost room makes this very costly
  • Not considering provincial taxes — Provincial brackets differ from federal; your combined marginal rate is what matters
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