261 MPG Volkswagen XL1 diesel plug-in hybrid to be produced in limited quantities

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credit: VW

As you can see, the VW XL1 is extremely streamlined, with a coefficient of drag of only 0.189 (Cd), Weight has also been kept low (795 KG), along with the center of gravity (1,153 mm high). VW writes: "In all-electric mode, the XL1 requires less than 0.1 kWh to cover a driving distance of over one kilometer." It can drive 50 kilometers (31 miles) in electric mode.

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