12 Best Free Online Vehicle Carbon Footprint Calculator Websites

Check out these best free online vehicle carbon footprint calculator websites. There are numerous sources of CO2 emissions on our planet. Around 30% of the total emissions come from transportation. Also, ~72% of the total transportation emissions come from vehicles on the road like cars, buses, vans, trucks, etc. Along with the household and other carbon emissions, your vehicle also produces a significant amount of carbon if not more.

This post covers 12 websites with free carbon footprint calculators. All these calculators can help you estimate the carbon footprint of your vehicle. Different calculators use different methods to calculate carbon emissions. The process of calculation is simple to follow. I briefly covered each calculator along with the step of the calculation. I also listed the highlights of each one that can help you quickly find a calculator as per your need.

My Favorite Online Vehicle Carbon Footprint Calculator

CarbonFootprint.com is my favorite website on this list to calculate vehicle carbon footprint online. This calculator estimates the carbon footprint based on vehicle mileage and efficiency. It has a catalog of cars from various manufacturers, you can simply pick the car by the model to aut0-fill the efficiency and then get the annual carbon emissions.

Check out other lists of the best free online Carbon Footprint Calculator websites, Household Carbon Footprint Calculator websites, and online Flight Carbon Footprint Calculator websites.

Overview Table:

WebsitesVehicle TypesEmission based on
CarbonFootprintCar, Bike, Van, BusMileage
8BillionTreesCarUsage
DriveSmartCarUsage
EcoTreeCar, SUV, TruckTrips
CredibleCarbonCarDistance-Fuel
e-Amrit NitiBike, CarDistance-Fuel
COTAPCarDistance-Fuel
SavingNatureCarDistance-Fuel
CO2 MyClimateCarDistance-Fuel
EpaCarEnergy
ComCarCarFuel/Mileage
FleetNewsCarFuel/Mileage

CarbonFootprint.com

CarbonFootprint.com is a free website that offers a set of calculators to calculate carbon footprints. You can use its “Car carbon footprint calculator” to calculate your vehicle’s carbon footprint. This calculator calculates the carbon emission from the mileage and efficiency of the vehicle. It has a catalog of USA, EU, India, and Average vehicle databases covering multiple sizes of Cars, Motorbikes, Vans, and Busses. If you know the vehicle’s efficiency, you can enter it directly. Alternatively, you can use the catalog to pick an exact or matching vehicle to get efficiency. With that, you can determine the carbon footprint of your vehicle.

How to calculate vehicle carbon footprint online on this website?

  • Follow the link given below to open this “car carbon footprint calculator”.
  • Enter the vehicle mileage at the top.
  • Then use the vehicle catalog to select your vehicle type. Or, enter the vehicle efficiency directly.
  • Then click the Calculate button to get the carbon footprint of the vehicle.

Highlights:

  • Emission Calculation: Based on vehicle mileage and efficiency.
  • Vehicle Type: USA, EU, India, and Average vehicle database covering multiple sizes of Cars, Motorbikes, Vans, and Busses.
  • Fuel Type: Petrol, Diesel, CNG, LPG, Hybrid, Electic, etc.

8BillionTrees.com

8BillionTrees.com offers a free car carbon footprint calculator. This calculator helps you find out the annual carbon emission due to your vehicle usage. It has a database of cars sold in the US, Canada, and the UK. You can pick the brand and model of your car from the database. Then with the fuel type and average weekly fuel consumption, it gives you the annual carbon footprint of the car.

How to calculate vehicle carbon footprint online on this website?

  • Use the link given below to open this calculator.
  • Select the “Maker’ and “Model” of your vehicle in the calculator.
  • Then pick your country and state.
  • Select the fuel type of the vehicle along with the average fuel consumption per week.
  • This gets you the annual carbon footprint of the vehicle.

Highlights:

  • Emission Calculation: Annual emission based on vehicle usage.
  • Vehicle Type: USA, Canada, and UK vehicle databases covering cars of various brands.
  • Fuel Type: Gasoline, Diesel, and Electric.

DriveSmart.co.uk

DriveSmart.co.uk has a free online vehicle carbon footprint calculator. This calculator is for cars only. It has a database of cars from over 50 manufacturers. You can select the exact model of the car along with the engine configuration and fuel type. Then you can just get the annual carbon footprint of that car by entering your annual mileage. It shows the carbon footprint in metric tonnes and kgs.

How to calculate vehicle carbon footprint online on this website?

  • Follow the link given below to open this calculator.
  • Select the “Manufacturer’, “Model” and “Derivatives” of your car in the calculator.
  • Then enter the average annual mileage.
  • After that click the Calculate button to get theĀ annual carbon footprint of the vehicle.

Highlights:

  • Emission Calculation: Annual emission based on vehicle usage.
  • Vehicle Type: Database covering over 50 car manufacturers.
  • Fuel Type: N/A; based on the selected vehicle.

EcoTree.green

EcoTree.green has a set of carbon footprint calculators. This set includes a vehicle carbon footprint calculator that works for small cars, medium cars, large cars, SUVs, and trucks. It calculates the carbon emissions based on the trips. You can configure it for a single one-sided or return trip. Or you can go with the frequent trip option and add the distance and number of trips per year. After that, there are fuel type, vehicle type, and engine type. You can add those parameters and calculate the carbon footprint of the vehicle.

How to calculate vehicle carbon footprint online on this website?

  • Open this calculator in your browser using the link given below.
  • Add the trip details along with the distance.
  • Then add the vehicle details covering fuel type, vehicle type, and engine type.
  • After that click the Calculate my emissions button to get theĀ annual carbon footprint of the vehicle.

Highlights:

  • Emission Calculation: Emissions based on trips.
  • Vehicle Type: Cars, SUVs, and Trucks.
  • Fuel Types: Petrol, Diesel, CNG, LGP, E85, and Electric.

CredibleCarbon.com

CredibleCarbon.com has a simple online vehicle carbon footprint calculator. This calculator is for cars only. It calculates the emission based on distance traveled or fuel consumed. In the case of distance traveled, you can add the distance and select the type of car to get the emission. And in the case of fuel, you can add the amount of fuel consumed by the vehicle. Based on the fuel type (petrol or diesel), it calculates the carbon emissions.

How to calculate vehicle carbon footprint online on this website?

  • Go to this calculator in your browser using the link given below.
  • Add the distance and select the car type to calculate the emission.
  • Or, add fuel consumption and select fuel type to calculate emission from fuel.

Highlights:

  • Emission Calculation: By distance and fuel type.
  • Vehicle Type: Cars.
  • Fuel Types: Petrol, and Diesel.

e-Amrit.Niti.gov.in

e-Amrit.Niti.gov.in is another free website where you can calculate the vehicle carbon footprint. This Indian government website has a CO2 emission calculator. This calculator helps you calculate the emissions from a conventional vehicle as compared to an EV. You can simply add your journey distance along with the frequency of the journey. Then select the fuel type of conversion vehicle. As it compares the conversion vehicle to electric so you have to enter a comparable EV battery capacity and range. With that, the calculator gives you the amount of CO2 both those vehicles would emit in a year.

How to calculate vehicle carbon footprint online on this website?

  • Use the link given below to open this CO2 emission calculator.
  • Add your journey distance and select comparing vehicle fuel type.
  • Then pick a comparable EV battery capacity and enter the range.
  • After that, click the Calculate button to get the emissions of both vehicles.

Highlights:

  • Emission Calculation: By distance and fuel type.
  • Vehicle Type: 2-wheelers, 3-wheelers, and 4-wheelers.
  • Fuel Types: Petrol, Diesel, and Electric.

COTAP.org

COTAP.org has a carbon footprint calculator that covers travel, home, and other emissions. It has a dedicated section for car travel. In this section, you can calculate the CO2 emissions of one or more cars. To do that, you have to provide the distance traveled with that car along with fuel type, and the average MPG of the car. As soon as you add the data, it instantly shows you the CO2 emission in tonnes.

How to calculate vehicle carbon footprint online on this website?

  • Go to this calculator in your browser using the link given below.
  • Select the fuel type and add the distance along with the Avg. MPG. You can add multiple cars if you want.
  • Doing that instantly gives you the carbon emission of the car(s).

Highlights:

  • Emission Calculation: By distance and fuel.
  • Vehicle Type: Car.
  • Fuel Types: Petrol and Diesel.

SavingNature.com

SavingNature.com offers a multi-in-one carbon footprint calculator. This calculator has a “CO2 emission from the vehicle” section. In this section, you can find the annual CO2 emission of a vehicle. The calculator is pretty basic. It asks for the distance traveled per week along with the type of vehicle. The vehicle can be gas-powered, electric, or hybrid. With those two inputs, it estimates the annual carbon footprint of the vehicle.

How to calculate vehicle carbon footprint online on this website?

  • Open this calculator in your browser using the link given below.
  • Select the vehicle type and enter the distance driven per week.
  • This gets you the annual CO2 emission of the vehicle in tonnes.

Highlights:

  • Emission Calculation: By distance and vehicle type.
  • Vehicle Type: Car.
  • Fuel Types: Gasoline, Battery, and Hybrid.

CO2.MyClimate.org

MyClimate.org offers another free online vehicle footprint calculator. This is a simple calculator that is ideal for cars. It estimates vehicle CO2 emissions based on distance and fuel consumption. As per your data, you have to provide the total distance traveled by the vehicle along with the amount of fuel it consumed to cover that distance. With that, you get the carbon footprint of the vehicle.

How to calculate vehicle carbon footprint online on this website?

  • Follow the link given below to open this “CO2 emissions calculator for your car”.
  • Enter the distance traveled using the vehicle.
  • Then pick the fuel type and enter the fuel consumption for the traveled distance.
  • After that, click the Calculate button to get the carbon footprint of the vehicle.

Highlights:

  • Emission Calculation: Based on distance traveled and fuel consumption.
  • Vehicle Type: Car.
  • Fuel Type: Petrol, Diesel, CNG, LPG, Hybrid, Electic, etc.

Epa.gov

Epa.gov has a free onlineĀ “Greenhouse Gas Equivalencies Calculator”. This is a universal emission calculator that basically converts energy consumption into emissions. It can also convert various types of emissions into carbon footprints. In the case of vehicle emissions, you can go with the energy and add the fuel consumption of the vehicle. Based on that, it gives you an estimation of the carbon footprint of that vehicle.

How to calculate vehicle carbon footprint online on this website?

  • Follow the link given below to open this “Greenhouse Gas Equivalencies Calculator”.
  • Pick the data you want to convert; energy or emissions.
  • Select “energy data” and then enter the fuel consumption of the vehicle.
  • Then click the Convert data button to get the estimated emissions.

Highlights:

  • Emission Calculation: From fuel or emissions.
  • Vehicle Type: Car.
  • Fuel Type: Gasoline, Natural Gas, and Electric.

ComCar.co.uk

ComCar.co.uk has a Vehicle CO2 Emissions Footprint Calculator. This calculator offers three methods to calculate the CO2 emission of a vehicle. These methods are; Fuel used, Fuel Cost, and Mileage. Depending on what data you have, you can pick the respective method and simply add fuel consumption, total fuel cost, or mileage. Each method gives you estimated CO2 emissions in Kg.

How to calculate vehicle carbon footprint online on this website?

  • Use the link given below to open this calculator.
  • Pick the calculation method as per the data you have.
  • Enter your data into the calculator to get the CO2 emissions.

Highlights:

  • Emission Calculation: Fuel used, Fuel cost, or Mileage.
  • Vehicle Type: Car.
  • Fuel Type: Petrol and Diesel.

FleetNews.co.uk

FleetNews.co.uk is yet another free website where you can calculate the carbon footprint of a vehicle. This calculator is similar to the calculator on ComCar.co.uk. It also follows three methods for emission calculations; Fuel used, Fuel Cost, and Mileage. In Fuel used, you have to provide the fuel type and consumptions to get emission. In Fuel cost, you have to provide fuel cost and the total amount of money you spent on the fuel. This gets you the vehicle emissions. Lastly, in the case of Mileage, you have to provide the total distance traveled along with the mileage to get the vehicle’s CO2 emissions.

How to calculate vehicle carbon footprint online on this website?

  • Follow the link given below to open this calculator.
  • Pick the calculation method as per the data you have.
  • Enter your data into the calculator to get the CO2 emissions.

Highlights:

  • Emission Calculation: Fuel used, Fuel cost, or Mileage.
  • Vehicle Type: Car.
  • Fuel Type: Petrol and Diesel.
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