Tesla's European sales fell sharply last month, dropping 49%, based on data from the European Automobile Manufacturers' Association.

In one sign that Tesla appears to be losing ground to cut-price Chinese brands, sales at China’s SAIC zoomed up 54% in April, according to the ACEA figures. SAIC owns a slew of auto brands including U.K.-based MG, known for its low-cost EV models.

Tesla sales across Europe plunged by half last month even as growth in the electric car market picked up pace, signaling backlash against CEO Elon Musk runs deep. (Resent to correct headline to change to Tesla’s sales halved,