Tesla Inc. was the biggest loser among electric-vehicle makers last month in Germany, where consumers snubbed Elon Musk’s brand and bought more Volkswagen, Seat and BMW cars.

Tesla sales have plummeted across Europe amid fears owner Elon Musk's political affiliations are causing motorists to turn away from the electric vehicle brand. The latest sales data from across the continent show a staggering 59.

Sales of Tesla cars have nosedived across some of the EV manufacturer’s most valuable European markets—and experts are blaming Elon Musk. Sales in Germany, where Tesla has a factory, dropped a staggering 59 percent in January compared to the same month last year,