Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Carbon Footprint
Vehicle Emissions Calculator
Calculate your car's annual CO₂ output using driving distance, fuel efficiency, fuel type, and the share of city versus highway driving. Use it to compare vehicles or assess your personal transport footprint.
Fill in the required fields to see your result.
Carbon Footprint
Air Travel Carbon Calculator
Estimate CO₂ emissions for any flight by entering distance, cabin class, and number of passengers. Essential for frequent flyers calculating their annual aviation footprint or offsetting a specific trip.
Fill in the required fields to see your result.
Key differences
| Vehicle Emissions Calculator | Air Travel Carbon Calculator | |
|---|---|---|
| Category | Carbon Footprint | Carbon Footprint |
| Inputs required | 4 | 5 |
| Result | Annual CO2 Emissions (lbs CO2) | Total CO2 Emissions (lbs CO2) |
| What it does | Calculate your car's annual CO₂ output using driving distance, fuel efficiency, fuel type, and the share of city versus highway driving. Use it to compare vehicles or assess your personal transport footprint. | Estimate CO₂ emissions for any flight by entering distance, cabin class, and number of passengers. Essential for frequent flyers calculating their annual aviation footprint or offsetting a specific trip. |