What are the differences between Euro 5 and China 6 vehicle emission standards?

1 Answers
OVivienne
07/29/25 8:09pm
Differences between Euro 5 and China 6 vehicle emission standards: 1. Different carbon monoxide emission limits: Euro 5 requires carbon monoxide emissions below 1.0g/km; China 6 requires carbon monoxide emissions below 0.7g/km. 2. Different particulate matter emission limits: Euro 5 allows maximum particulate emissions of 0.005g/km; China 6 reduces this to 0.003g/km. The Euro 5 standard was officially implemented in Europe in 2009 as the fifth generation emission standard. China 6 refers to the National Sixth Stage Emission Standard for motor vehicles, which is an upgraded version of China 5. Compared with China 5, the China 6 standard imposes nearly 50% stricter emission requirements, with the same standards applying to diesel vehicles.
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