Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Business Travel Emissions Calculator

Quantify your company's annual CO₂ emissions from flights, hotel stays, and rental car mileage, with adjustments for cabin class and offset programs. Use it for sustainability reporting or travel policy decisions.

Business Flight Miles per Year (miles)

Average Flight Class

Hotel Nights per Year (nights)

Rental Car Miles per Year (miles)

Carbon Offset Program

Fill in the required fields to see your result.

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.

Monthly Electricity Usage (kWh)

Monthly Natural Gas Usage (therms)

Annual Car Miles Driven (miles)

Car Fuel Efficiency (mpg)

Round-trip Flights per Year (flights)

Diet Type

Fill in the required fields to see your result.

Key differences

	Business Travel Emissions Calculator	Household Carbon Footprint Calculator
Category	Carbon Footprint	Carbon Footprint
Inputs required	5	6
Result	Annual Business Travel Emissions (lbs CO2)	Annual CO₂ Emissions (lbs CO₂)
What it does	Quantify your company's annual CO₂ emissions from flights, hotel stays, and rental car mileage, with adjustments for cabin class and offset programs. Use it for sustainability reporting or travel policy decisions.	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.