"The car doesn’t need much power due to its wind-tunnel honed bodywork. The XL1 has a coefficient of drag of 0.189 — making the uber-slick Tesla Model S look a

"The car doesn’t need much power due to its wind-tunnel honed bodywork. The XL1 has a coefficient of drag of 0.189 — making the uber-slick Tesla Model S look a bit like a brick — and is the most aerodynamic production car on the planet."