Citroen ยท EU monitoring data
Citroen C4 X: CO2 & EU registrations
15,351 new registrations on record, fleet-average CO2 from 108.6 g/km (WLTP, 2025). Official data reported by EU member states.
By year and fuel type
Fleet averages across all Citroen C4 X registrations of that year and fuel. CO2 is WLTP where available (NEDC shown for older years). Consumption is l/100km for combustion, Wh/km for electric.
| Year | Fuel | Registrations | CO2 WLTP | CO2 NEDC | Consumption | Mass kg | Power kW |
|---|---|---|---|---|---|---|---|
| 2025 | Diesel | 134 | 129.9 g/km | - | 4.9 l/100km | 1,397 | 97 |
| 2025 | Petrol | 2,718 | 108.6 g/km | - | 4.9 l/100km | 1,403 | 99 |
| 2024 | Diesel | 1,147 | 129 g/km | - | 4.9 l/100km | 1,395 | 96 |
| 2024 | Petrol | 5,014 | 128.3 g/km | - | 5.7 l/100km | 1,362 | 94 |
| 2023 | Diesel | 1,059 | 126.7 g/km | - | 4.8 l/100km | 1,395 | 96 |
| 2023 | Petrol | 5,170 | 128.1 g/km | - | 5.7 l/100km | 1,357 | 94 |
| 2022 | Diesel | 13 | 124.6 g/km | - | 4.8 l/100km | 1,395 | 96 |
| 2022 | Petrol | 96 | 129.5 g/km | - | 5.7 l/100km | 1,362 | 95 |
Source: European Environment Agency, CO2 emissions from new passenger cars (Regulation (EU) 2019/631 monitoring), CC-BY 4.0, attribution EEA / DG CLIMA. Figures are fleet averages of new registrations, not per-vehicle values. Details on About & Data Sources.