Finance: Vehicle CO2 Emissions and Tax Calculator UK

Estimate annual CO2 output based on fuel consumption and mileage. Compare emissions context and explore potential tax and environmental impact across fuel types.

Auto Culture Society

CO2 and Tax Context Calculator

Compare annual tailpipe CO2 for petrol, diesel and electric. Add VED and BIK context if you want the full story.

Driving profile

Annual mileage (miles) Include EV grid emissions

Tailpipe for EV is always zero. Grid mode estimates upstream CO2 from electricity generation.

Grid factor (g CO2 per kWh)

Only used when grid mode is on. Typical UK values vary by year and time of day.

Charging loss (percent)

Optional realism factor for EV charging inefficiency.

Petrol

Car Tailpipe CO2 (g per km) VED per year (£) BIK per year (£) optional

Results

Annual CO2 (tonnes)0.00

Tax context (VED plus BIK)£0.00

Diesel

Car Tailpipe CO2 (g per km) VED per year (£) BIK per year (£) optional

Results

Annual CO2 (tonnes)0.00

Tax context (VED plus BIK)£0.00

Electric

Car Tailpipe CO2 (g per km)

EV tailpipe CO2 is zero. Use grid mode above for an electricity generation estimate.

Efficiency

VED per year (£) BIK per year (£) optional

Results

Annual CO2 (tonnes)0.00

Tax context (VED plus BIK)£0.00

Summary

Lowest annual CO2Not calculated

Lowest tax contextNot calculated

  The information and calculations provided are for illustrative purposes only and do not constitute financial, tax or legal advice.
  Figures are based on user inputs and simplified assumptions. Real world costs may differ due to interest rates, fees, mileage, maintenance,
  insurance pricing, energy tariffs and market depreciation. Always verify with official sources and consult qualified professionals where appropriate.

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Finance: Vehicle CO2 Emissions and Tax Calculator UK

CO2 and Tax Context Calculator

if you find our calculators useful feel free to donate

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