The Mission Efficiency has already broken the records for aerodynamic and powertrain efficiency set by the similar ...
The automaker's Mission Efficiency concept sure looks like a followup to the incredibly efficient XL1 hybrid from the ...
So there we were in Qatar. This small emirate is reputed to have a per-capita GDP that ranks among the highest in the world. It has energy to spare, with plenty of oil and the world’s third-largest ...
The XL1 from Volkswagen is the most fuel-efficient production car in the world, with a European combined fuel consumption rating of 261 mpg. Thanks to its plug-in hybrid system, this two-seat ...
The XL1 sounds like the name of a video camera, not a car. And... that's because it is; Canon makes it. But it's also one of those crazy Volkswagen ideas, like the Bugatti Veyron or the Phaeton. We ...