Lamborghini's Sian has an electric motor, which makes it the most powerful Lamborghini ever.

All 63 of Lamborghini’s new $3.6 million Sian hybrid supercars have already been sold – could Mark Zuckerberg be a buyer?

Italian marque is making only 63 of the US$3.6 million cars with 6.5-litre V12 engine and extra electric motor – but all have been sold before next week’s Frankfurt Motor Show

Topic |   Luxury cars

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Lamborghini's Sian has an electric motor, which makes it the most powerful Lamborghini ever.