Legacy automakers are struggling to compete in China. Bloomberg/Getty Images

China's merciless car market is taking a bite out of Volvo.

On Friday, the Swedish luxury automaker said revenue in China fell by almost 50% over the past year. The company said, like many legacy premium automakers, it's facing increasing "hypercompetition" from Chinese competitors.

Volvo plans to cut 2,500 jobs globally in response, it said, including roughly 2,000 in Sweden. That's part of an effort to slash costs by about $530 million.

"We continue to operate in a very tough environment with strong external challenges: de-globalisation, hypercompetition and climate change," CEO Håkan Samuelsson said in a statement.

It's the latest stark example of the increasing pressure on legacy automakers in China.…