For PHEVs, revised EU testing will mean higher emission ratings and fewer new models, experts say
The VW Golf eHybrid PHEV has a CO2 rating of just 6 grams of CO2 per km, and has a 19.7-kilowatt-hour battery pack. It is part of a wave of new long-rangy PHEVs that will partly offset the EU's new utility factor. (VOLKSWAGEN)