Belgium vs Ireland: Average CO2 emissions per km from new passenger cars
Belgium
74.7 Grams per kilometre
in 2025
Ireland
85.4 Grams per kilometre
in 2025
Belgium rank
30th
Ireland rank
27th
Average CO2 emissions per km from new passenger cars over time
- Belgium
- Ireland
How they compare
Ireland currently reports 85.4 Grams per kilometre against 74.7 Grams per kilometre in Belgium, a difference of 10.7 Grams per kilometre.
That makes Ireland's figure about 1.1 times Belgium's.
The two have swapped places 5 times across 26 shared years of data; in 2000 it was Belgium ahead.
Belgium ranks 30th and Ireland ranks 27th of 37 countries.
Across the 3 decades both report, Belgium averaged higher in 1 and Ireland in 2.
Head to head by decade
| Decade | Belgium | Ireland | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 155.77 Grams per kilometre | 162.24 Grams per kilometre | 6.47 Grams per kilometre | Ireland |
| 2010s | 130.02 Grams per kilometre | 126.1 Grams per kilometre | 3.92 Grams per kilometre | Belgium |
| 2020s | 98.48 Grams per kilometre | 103.65 Grams per kilometre | 5.17 Grams per kilometre | Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average co2 emissions per km from new passenger cars, Belgium or Ireland?
- Ireland, at 85.4 Grams per kilometre against 74.7 Grams per kilometre in Belgium as of 2025.
- What is the difference in average co2 emissions per km from new passenger cars between Belgium and Ireland?
- 10.7 Grams per kilometre, with Ireland ahead.
- How many years of comparable data are there for Belgium and Ireland?
- 26 years are reported by both, from 2000 to 2025.
- How do Belgium and Ireland rank globally for average co2 emissions per km from new passenger cars?
- Belgium ranks 30th and Ireland ranks 27th of 37 countries.
- Where does this data come from?
- Eurostat, published as Average CO2 emissions per km from new passenger cars. Statizoid refreshes it automatically from the source and publishes the full history for both places.