Electric vehicles have no tailpipe emissions – obviously. They do have indirect emissions from upstream manufacturing, and in-use emissions from tyre and brake wear, but it is range and efficiency which are of direct practical importance to owners.
Can hybrid electric vehicles beat diesels on mpg?
Hybrids have always had a miles-per-gallon advantage in urban driving but new EQUA Index data shows that they are gaining on diesels in motoway or highway driving and, if current trends persist, hybrid electric vehicles (excluding plug-in hybrid electric vehicles) are set to take the lead in 2017.
Round up of average fuel economy for 2015
Motor Trend: The world’s two most efficient internal combustion cars
Real-world testing of hybrids in California read more