FreeByte

Rate rise impact calculator

What a higher rate does to your payment.

Built and reviewed by Dovanic, Founder and editor, FreeByteLast reviewed: 2026-08-18
$
4.5%
7%

Payment increase

$477.87

New payment

$2,296.83

With these inputs, payment increase comes to $477.87 over 24 years. New payment works out to $2,296.83. The result assumes current rate stays at 4.5%.

Increase per year
$5,734
Percentage jump
26.3%

Over time · by years remaining

What moves the number · Payment increase

Input−10%Now+10%
Balance$430.08$477.87$525.66
Current rate$557.85$477.87$395.97
New rate$338.6$477.87$621.08
Years remaining$465.18$477.87$490.12

Solve for an input

Whatmakesequal

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Save this set of inputs, change something, then save again to compare the outcomes side by side.

What a higher rate does to your payment.

A worked example

Starting figures

Balance
$320,000
Current rate
4.5%
New rate
7%
Years remaining
24

What it returns

Payment increase
$477.87
New payment
$2,296.83
Increase per year
$5,734
Percentage jump
26.3%

How to read the results

With the defaults above, payment increase works out at $477.87.

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