The Lamborghini Sian is a limited-edition hybrid supercar that debuted in 2019. It is powered by a 6.5-liter V12 engine combined with a 48-volt mild-hybrid system, which adds 34 horsepower to the overall power output of the vehicle. The Sian has an 819 horsepower total power output and can accelerate from 0 to 60 mph in 2.8 seconds.

The Sian also has an advanced hybrid powertrain that allows for coasting and regenerative braking, which increases fuel efficiency. It also includes a number of cutting-edge technologies, such as Lamborghini's most recent version of the four-wheel drive system, which aids in the car's handling and stability during high-speed maneuvers.