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Calculator Collection

Heat Pump Efficiency Calculator vs Appliance Water Efficiency Calculator

Two calculators for the same neighbourhood of questions. Here is what each measures, what you feed in, and where you'd reach for one over the other.

Climate

Heat Pump Efficiency Calculator

Calculate how many years it will take to recover a heat pump installation cost through energy bill savings compared to your current heating system. Use it before purchasing or when applying for rebates.

Answers
Annual Savings After Payback ($)
Inputs
Annual Heating Bill, Heat Pump Efficiency (COP), Heat Pump Installation Cost, Available Rebates
Water Usage

Appliance Water Efficiency Calculator

Calculates annual water savings and dollar savings when upgrading to a more water-efficient appliance such as a dishwasher, washing machine, or toilet. Helps homeowners justify the cost of new WaterSense or ENERGY STAR-certified appliances.

Answers
Annual Water Cost Savings ($)
Inputs
Old Appliance Usage, New Appliance Usage, Uses per Day, Water Cost per 1000 Gallons

At a glance

Heat Pump Efficiency CalculatorAppliance Water Efficiency Calculator
CategoryClimateWater Usage
AnswersAnnual Savings After PaybackAnnual Water Cost Savings
Inputs44
Result unit$$

When to use each

Calculate how many years it will take to recover a heat pump installation cost through energy bill savings compared to your current heating system. Use it before purchasing or when applying for rebates.

Calculates annual water savings and dollar savings when upgrading to a more water-efficient appliance such as a dishwasher, washing machine, or toilet. Helps homeowners justify the cost of new WaterSense or ENERGY STAR-certified appliances.

Compare page seeded from editorial siblings — both calculators list each other as related.