A recent study indicates that robotaxis, despite their technological advancements and significant investment, do not reduce traffic congestion more effectively than traditional ride-hailing services like Uber and Lyft. Both services exhibit similar rates of "deadheading," where vehicles travel without passengers, suggesting that robotaxis may not alleviate traffic issues as proponents had hoped.
Waymo's robotaxis have not demonstrated a significant reduction in traffic congestion compared to traditional ride-hailing services, with about 44% of their miles being 'deadhead' miles driven without passengers. This insight indicates that while robotaxis have made strides in safety, their impact on reducing traffic remains comparable to services like Uber and Lyft. This suggests that further innovations or strategies may be needed to achieve the desired traffic alleviation from autonomous vehicles.