Laguna Seca Shoot-Out: McLaren P1 vs Porsche 918 Spyder [VIDEO]

Two 900 hp plug-in hybrids, the McLaren P1 versus the Porsche 918 Spyder.

Both of these cars have carbon fiber tubs and body panels. Both have small displacement, high revving V-8s packed between their passenger compartments and rear axles. Both use twin-clutch transmissions, carbon ceramic brakes, and active aerodynamics. Both have roughly 900 hp.

With the help of pro racing driver Randy Pobst, Motor Trend find out which one is fastest around Mazda Raceway Laguna Seca!

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