Turn-key Tony Refinance Calculator

Compare payment, break-even, and lifetime savings (reset term vs pay the same monthly payment).

Inputs


Extra payment is applied monthly to principal. “Pay the Same” means: refinance at the new rate, but pay your original monthly P&I (plus any extra payment).

Results

Current monthly P&I payment
$—
Interest remaining (to term): —
Best option lifetime net savings (to term)
$—
Enter inputs and calculate
Scenario Monthly payment Monthly savings Break-even Net cashflow over your horizon Interest (to term) Lifetime net savings (to term) Payoff with extra Interest saved (extra)
Current (baseline)
Refi A: Reset term
Pay the Same: Refi at new rate, pay original P&I
“Pay the Same” pays the refinance loan off faster because the payment is higher than the required refinance payment. “Interest saved (extra)” compares interest with extra-payment vs without extra-payment for that same scenario.