Some of the greenest cars have such poor air filtration systems that their drivers and passengers can be exposed to poisonous levels of particles, according to independent tests.
The vehicles achieved the worst scores in a new “cabin air quality” rating system, despite all performing well in separate tests for the amount of pollution they emit from their exhausts.
The Suzuki Swift, Toyota CHR, and Jaguar E-Pace scored an E for internal air quality, the worst rating, but A+ for their contribution to outside air quality. They also scored well in fuel consumption tests, meaning they have low greenhouse gas emissions per mile travelled.
By contrast, some of the cars and vans with the best scores for internal air quality, such as the Kia Optima…