Prepayment savings calculator
See how much sooner your mortgage is paid off — and how much interest you save — when you make extra payments.
Your mortgage
Payment frequency
Regular payment: $2,212 monthly
Prepayments
Payment increase
0%Bumps your regular payment by 0% — about $0 extra per payment.
Add a lump sum, annual top-up, or payment increase above to see how much you'd save.
Another way to save — switch to accelerated
Switch to Bi-weekly accelerated → mortgage-free 3 years 4 months sooner, saving $39,907 in interest — with no lump sum or payment increase.
Monthly payoff
June 2051
Interest: $263,501
Bi-weekly accelerated payoff
March 2048
Interest: $223,594
You save
3 years 4 months
$39,907 in interest
Based on your current balance, rate, and remaining amortization — no lump sum or payment increase applied to this comparison.
Original
- Payoff date
- June 2051
- Time remaining
- 25 years
- Total interest
- $263,501
With prepayments
- Payoff date
- June 2051
- Time remaining
- 25 years
- Total interest
- $263,501
Balance over time
Rahul Bedi — Mortgage Broker
Prepayment Calculator
June 19, 2026
Your inputs
- Current mortgage balance: $400,000
- Mortgage rate: 4.49%
- Remaining amortization: 25 years
- Payment frequency: Monthly
- One-time lump sum: $0
- Annual recurring lump sum: $0
- Payment increase: 0%