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RRSP vs TFSA Calculator Guide
Compare the mechanics of RRSP and TFSA saving using your own assumptions.
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Enter your own assumptions in the related tool. This page explains what to consider before interpreting the result.
Open Rrsp Calculator →What to consider
Start with the numbers you actually know. For income questions, distinguish gross pay from net pay. For borrowing questions, consider the rate, term, fees, taxes and insurance that apply to your situation. For savings questions, treat the rate of return as an assumption rather than a guarantee.
For Canadian tax, payroll, registered-account and lending questions, rules can change and personal circumstances matter. Use official government, employer, lender or account records to confirm important figures.
The $10,000 test: RRSP vs TFSA at a 29.65% marginal rate
Take an Ontario worker earning $80,000. Their marginal tax rate — the tax on the next dollar earned — is 29.65%: 20.5% federal (income between $58,523 and $117,045) plus 9.15% Ontario (income between $53,891 and $107,785). Watch what $10,000 does in each account at that rate.
Scenario A: $10,000 into the RRSP
The contribution reduces taxable income by $10,000, saving $2,965 this year — the $10,000 investment effectively costs $7,035. Growth is tax-deferred until withdrawal. If you retire into a 20.5% marginal rate, withdrawing that $10,000 (plus growth) costs roughly $2,050 in tax per $10,000 withdrawn. The RRSP wins when your retirement rate ends up lower than today's 29.65%.
Scenario B: $10,000 into the TFSA
No deduction — you have already paid the $2,965 in tax on those earnings. But every dollar of growth and every future withdrawal is permanently tax-free, at any age, for any purpose. The TFSA wins when today's rate is low, when you need the money before retirement, or when your retirement income will be high enough to erase the rate gap.
Who each suits — and why you can use both
RRSP first: peak earners with marginal rates above roughly 30%, and anyone catching up on retirement savings. TFSA first: incomes where the current marginal rate is lower (the first federal bracket is 14% in 2026), short-term goals like a down payment or emergency fund, or RRSP room already maxed out. For 2026 the limits are separate and stackable: RRSP room is 18% of earned income up to $33,810, and the TFSA allows $7,000. A $150,000 earner, for example, gets $27,000 of RRSP room (18% × $150,000) plus $7,000 of TFSA room — $34,000 of tax-sheltered space in a single year.
Frequently asked questions
How accurate is this rrsp vs tfsa calculator guide?
It is an educational estimate. Results depend on the assumptions you enter and may not match a payroll statement, lender decision, tax assessment or account statement.
What should I enter?
Use your own income, price, balance, rate, payment or contribution assumptions. For tax and payroll questions, verify important figures with official sources.
Can I use this for a final financial decision?
Use it as a planning tool. Confirm final amounts with the relevant employer, lender, financial institution or government source.
Can I contribute to both an RRSP and a TFSA in the same year?
Yes — the limits are independent. Putting $10,000 into each uses $10,000 of RRSP room and $10,000 of TFSA room, with no interaction between the two accounts.
Should I delay claiming my RRSP deduction?
If you expect higher income next year, contribute now and claim the deduction later — unused deductions carry forward indefinitely while the money grows tax-deferred inside the RRSP.
Does a workplace pension change the answer?
It can. Pension adjustments shrink your RRSP room, and a generous pension may keep your retirement marginal rate high — both of those tilt the math toward the TFSA.