Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Carbon Footprint
Home Energy Carbon Calculator
Estimate annual CO₂ emissions from your home's electricity and natural gas use, given your monthly consumption and the carbon intensity of your electricity grid. Returns kilograms of CO₂ per year.
Carbon Footprint
Household Carbon Footprint Calculator
Estimate your household's total annual CO₂ emissions from electricity, natural gas, driving, flights, and diet. Use it to identify your biggest emission sources and find where to cut back.
Key differences
| Home Energy Carbon Calculator | Household Carbon Footprint Calculator | |
|---|---|---|
| Category | Carbon Footprint | Carbon Footprint |
| Inputs required | 3 | 6 |
| Result | Annual home energy CO2 emissions (kg CO2) | Annual CO₂ Emissions (lbs CO₂) |
| What it does | Estimate annual CO₂ emissions from your home's electricity and natural gas use, given your monthly consumption and the carbon intensity of your electricity grid. Returns kilograms of CO₂ per year. | Estimate your household's total annual CO₂ emissions from electricity, natural gas, driving, flights, and diet. Use it to identify your biggest emission sources and find where to cut back. |