Cost Comparison Formulas:
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Definition: This calculator compares the operating costs of gas heating versus electric heating systems.
Purpose: It helps homeowners and businesses determine which heating method is more cost-effective for their needs.
The calculator uses two simple formulas:
Where:
Explanation: The calculator multiplies usage by unit price for both energy sources and compares the results.
Details: Comparing costs helps in making informed decisions about heating systems, potentially saving significant money over time.
Tips: Enter your actual or estimated gas and electricity usage along with current utility rates. All values must be > 0.
Q1: How do I find my gas usage in therms?
A: Check your gas bill - it typically shows monthly usage in therms. Divide by days in billing period for daily average.
Q2: What's more efficient - gas or electric?
A: While gas is often cheaper per unit of heat, electric heat pumps can be more energy efficient in moderate climates.
Q3: Should I consider other factors besides cost?
A: Yes, also consider installation costs, maintenance, environmental impact, and system lifespan.
Q4: How accurate is this comparison?
A: It provides basic operating cost comparison. Actual savings depend on equipment efficiency, climate, and usage patterns.
Q5: Does this account for efficiency differences?
A: No, you should adjust usage figures based on your specific equipment's efficiency ratings.