I think the Tesla does have front facing radar, but radar isn't as precise as a visual camera; so the autopilot hardware probably uses a combination of sensors.

I think the Tesla does have front facing radar, but radar isn't as precise as a visual camera; so the autopilot hardware probably uses a combination of sensors. EDIT: From the Tesla website: > Every single Model S now rolling out of the factory includes a forward radar, 12 long range ultrasonic sensors positioned to sense 16 feet around the car in every direction at all speeds, a forward looking camera, and a high precision, digitally controlled electric assist braking system. https://www.teslamotors.com/de_AT/blog/dual-motor-model-s-and-autopilot?redirect=no https://www.teslamotors.com/de_AT/blog/dual-motor-model-s-an...