25 vs 30-year amortization:
lower payments or
less interest?
A 30-year amortization lowers your monthly payment and boosts affordability — but costs more total interest. A 25-year pays off sooner and saves on interest, with a higher payment. The smartest move is often to take the 30 for the safety net, then pay it like a 25.
Four things that change
between 25 and 30 years.
The decision hinges on your cash flow, your goals, and your eligibility. We model the real numbers before you choose.
Payment size — 30-year wins
Spreading the same balance over 60 extra monthly payments means each one is meaningfully lower. That lower required payment is real cash-flow breathing room — and a safety net you can always fall back to.
Lifetime cost — 25-year wins
More years of paying interest adds up to more total interest paid — commonly tens of thousands over the life of the mortgage. If you can comfortably carry the 25-year payment, you come out ahead on lifetime cost.
Equity growth — 25-year wins
Early mortgage payments are mostly interest. A shorter amortization means more of each payment chips away at principal sooner, so you own a larger share of your home faster.
Who can access 30 years
Uninsured buyers (20%+ down) can take 30 years with most A-lenders. Insured buyers (under 20% down) can only get 30 years if they're a first-time buyer or purchasing a newly built home — a federal rule in force since December 15, 2024.
Three steps to
the right amortization.
The right choice is the one that fits your numbers — not a rule of thumb.
Understand your situation
Tell us your income, down payment, and target purchase price. We'll show you your qualifying maximum at both 25 and 30 years — including the stress test — so you know exactly what you're working with.
Compare on the factors that matter to you
We run both amortizations side by side: monthly payment, total interest over the full term, break-even on any extra interest if you prepay, and equity position at renewal. Concrete numbers, not rules of thumb.
Get pre-approved for the right product
Once you've chosen, we shop 100+ lenders for the best rate on that structure. If 30 years makes sense, we'll pair it with a prepayment strategy so you finish closer to 25 years while keeping the lower payment as a safety net.
Which is right
for you?
Tap any situation below to see how we'd approach it.
If you’re…You're stretching to afford the home
You're stretching to afford the home
The lower payment improves affordability and gives you a cash-flow cushion. Prepay later when your income grows.
Model my paymentsIf you’re…The 25-year payment fits comfortably
The 25-year payment fits comfortably
If you can carry it without strain, the shorter amortization minimizes total interest and gets you mortgage-free sooner.
Get pre-approvedIf you’re…You want flexibility but hate extra interest
You want flexibility but hate extra interest
Take the lower required 30-year payment as a safety net, then voluntarily prepay to finish on a 25-year timeline. You get the best of both.
Map my prepayment strategyIf you’re…First-time buyer or new build, under 20% down
First-time buyer or new build, under 20% down
Since December 2024, all first-time buyers and buyers of new builds can take a 30-year insured amortization. It can meaningfully lower your required payment.
See first-time buyer optionsIf you’re…You have variable income (self-employed or commission)
You have variable income (self-employed or commission)
The 30-year amortization gives you a lower required payment that's easier to service in slow months. Use strong months to prepay — your lender's prepayment privileges let you do it without penalty.
Explore my optionsIf you’re…You plan to sell or refinance within 7 years
You plan to sell or refinance within 7 years
If you're unlikely to hold the mortgage to maturity, the 30-year's lower payment may suit you better — you'll build slightly less equity but carry more cash flow in the years you're there.
Run my numbers25 vs 30-year —
every factor compared.
Neither is universally better. The right one depends on your cash flow, goals, and whether you'll prepay.
The traditional Canadian standard.
- ✓You want to minimize total interest paid
- ✓The higher payment fits your budget comfortably
- ✓You want to be mortgage-free sooner
- ✓You value building equity quickly
Five extra years to repay.
- ✓You want the lowest required monthly payment
- ✓You're stretching to afford the home (affordability boost)
- ✓You want a cash-flow cushion for other goals or risk
- ✓You'll prepay voluntarily to offset the extra interest
| Factor | 25-Year | 30-Year |
|---|---|---|
| Monthly payment | Higher | Lower (more breathing room) |
| Total interest paid | Less | More over the full term |
| Equity build-up | Faster | Slower early on |
| Mortgage-free in | 25 years (or sooner with prepayments) | 30 years (or sooner with prepayments) |
| Affordability / max purchase | Lower | Higher — payment is spread further |
| Stress test | Same qualifying rate applies | Same qualifying rate applies |
| Availability | All mortgages | Uninsured (20%+ down): widely available. Insured: first-time buyers and new builds only |
| Flexibility | Less cushion if money gets tight | Lower required payment = built-in cushion |
Prepay voluntarily to finish on a 25-year timeline.
Illustrative only — your payment, interest, and eligibility will differ. Try the amortization calculator.
Common questions,
clear answers.
Eligibility, interest cost, prepayment, and how to get the best of both — answered plainly.
Is a 25 or 30-year amortization better in Canada?
It depends on your priorities. A 30-year amortization lowers your monthly payment and improves affordability but costs more total interest and builds equity slower. A 25-year amortization costs less overall and pays off sooner, with a higher payment. Many borrowers take the 30-year for the lower required payment, then voluntarily prepay to finish closer to 25 years — getting flexibility and lower interest together.
Who qualifies for a 30-year amortization?
Borrowers with an uninsured (conventional) mortgage, meaning 20% or more down, can generally get 30 years. With under 20% down (insured), 30 years is open only to first-time buyers and buyers of newly built homes, a federal rule in force since December 15, 2024; other insured buyers are capped at 25 years.
How much more interest does a 30-year amortization cost?
Meaningfully more, because you're paying interest for five extra years and building equity more slowly at the start — the exact figure depends on your balance and rate, but it commonly runs into tens of thousands over the life of the mortgage. The upside is a lower required monthly payment. You can offset much of the extra interest by voluntarily prepaying, which the 30-year's lower payment leaves you room to do.
Does a longer amortization help me qualify for more?
Yes, somewhat. A 30-year amortization spreads the payment over more years, lowering it, which can increase the mortgage amount you qualify for and improve affordability. Note that the stress test still applies (you qualify at your contract rate plus 2% or 5.25%, whichever is higher), so the boost comes from the lower payment, not from any easier qualifying rule.
Can I pay off a 30-year mortgage faster?
Absolutely, and it's a great strategy. Take the 30-year amortization for the lower required payment, then use prepayment privileges — increasing your payment or making annual lump sums — to pay it down on a 25-year or faster timeline. Because the extra payments are voluntary, you keep the flexibility to drop back to the lower payment whenever money is tight. You get lower interest and a built-in safety net.
We’ll try to beat your rate.
If we can’t, we pay you $500.¹
¹ Rate Beat: eligible Big-6 bank written offers only · same product, term & amount · $500 paid to you or your nominated charity at closing · conditions apply
Find a mortgage specialist in your city
Amortization rules — including who qualifies for 30 years on an insured mortgage — are set federally and apply the same everywhere. What changes by city is the purchase price you're working with, which shifts both your qualifying maximum and your minimum down payment. Our advisors know both.