* Panamera S: 400 hp (298 kW) from a 4.8L V8
* Panamera 4S: 400 hp (298 kW) from a 4.8L V8
* Panamera Turbo: 500 hp (368 kW) from a 4.8L V8
* Panamera Turbo S: 550 hp (405 kW) from a 4.8L V8
To know the exact horsepower of a specific 2010 Porsche Panamera, you would need to know the specific trim level (S, 4S, Turbo, or Turbo S).