The car features pedestrian protection — wherein the hood gets raised by a few inches in case of a frontal impact with a pedestrian. (rediff.com)
Sensors detect impact with a pedestrian, when the vehicle registers speeds of 25 - 50 km / hr, which then sets off a pyrotechnic activator to raise the rear of the hood (the portion closest to the windshield) approximately 10 cm to help absorb the impact. (autofile.ca)
The engine is mounted 19 mm lower in the chassis, principally to provide greater bonnet clearance in impacts with pedestrians, but usefully drops the centre of gravity of the car by 10 mm. (astonmartins.com)