CO2 Per km Table: CO₂ per km by Fuel efficiency
Reference table of co₂ per km for CO2 Per km across a range of fuel efficiency values — exact, engine-computed figures you can read off at a glance.
Verified formula Updated Jun 2026 Private — runs on your device
CO₂ per km
154.0
For general information only — not financial, tax, legal or medical advice. Verify before you rely on it.
The CO2 Per km Calculator works out your co₂ per km, along with 1 related figure in an instant. Enter fuel efficiency and co₂ per litre of fuel and the result updates as you type — it is free, needs no sign-up, and runs entirely in your browser so your figures stay private.
The CO2 Per km Calculator uses the formula:
CO₂ per km = CO₂ per litre of fuel ÷ Fuel efficiency × 1000
For example, with fuel efficiency of 15 km/l and co₂ per litre of fuel of 2.31 kg/l, the co₂ per km is 154.0.
| Fuel efficiency | 15 km/l |
|---|---|
| CO₂ per litre of fuel | 2.31 kg/l |
| CO₂ per km | 154.0 |
|---|---|
| In kg per km | 0.1540 |
Results are estimates for educational use, not professional advice.
Reference table of co₂ per km for CO2 Per km across a range of fuel efficiency values — exact, engine-computed figures you can read off at a glance.
Learn how to calculate CO2 Per km — the formula explained step by step, with worked examples and a free calculator to check your answer.