Porsche Unveils Most Powerful 911 Sports Car With Hybrid Turbo S

Porsche AG is launching the most powerful 911 factory model to date, leaning on its combustion-engine clout to create a hybrid version of the Turbo S.

The new model edges out its predecessor with 711 horsepower, making it “the most powerful series-production 911 of all time,” the company said. Revealed on Sunday at the Munich auto show, the vehicle will start at €271,000 ($318,000), with deliveries in Europe expected to begin later this year.

Porsche is revealing the model at tense moment for the Volkswagen AG brand. Since its blockbuster listing in Frankfurt three years ago, the share price has ...