HVAC payback calculator: minisplit heat pumps

Estimate in seconds the savings and payback period of a minisplit (ductless heat pump), plus the CO₂ avoided compared to your current heating, based on Quebec rates and climate.

Your situation

Current heating type

Current annual heating cost ($)

Minisplit installation cost ($)

Subsidies received ($, optional)

Your estimate

Payback period

5.8years

$778

Savings / year

$7,172

Net over 15 years

18kg

CO₂ avoided / year

vs your current heating

Transparent estimate calculated from your own numbers, not a guarantee. For a precise calculation (BTU load, hourly climate, minisplit balance point), that’s what Optima does.

Want an in-depth report?

Optima computes the real payback period from hourly weather data, actual rates and the exact building profile, with a professional PDF report.

Commercial building (RTU, gas vs heat pump)? See the commercial ROI calculator →