CNG vs Petrol Calculator
Compare CNG and petrol running cost per km in India.
Inputs
Results
Petrol per km
₹6.67
CNG per km
₹3.20
Savings per km
₹3.47
How to use this calculator
- 1Enter current petrol and CNG pump prices.
- 2Enter km/L for petrol and km/kg for CNG from your driving experience.
- 3Compare per-km costs and multiply by your monthly km for annual savings.
Frequently Asked Questions
How to Use
About the CNG vs Petrol Calculator
What it calculates
Compares running cost per km for CNG vs petrol using your vehicle's real-world efficiency on each fuel.
When to use it
Use for Indian commuters deciding CNG conversion or dual-fuel running costs.
Example
Petrol ₹7/km vs CNG ₹3.20/km → ~₹3.80 savings per km.
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