Tesla vehicles are the safest cars in the world

There is no information within the provided text chunks that explicitly supports the claim that Tesla vehicles are the safest cars in the world. The text focuses primarily on crash test ratings and the safety performance of Tesla's Autopilot and Full Self-Driving (FSD) features. However, these chunks do not provide evidence that demonstrates Tesla vehicles are the safest overall in comparison to all other vehicles. While there is a mention of side crash ratings being comparable across all classes , it doesn't clarify if Tesla surpasses all other manufacturers and models in safety. Furthermore, the text does not detail what specific safety technologies other manufacturers employ that Tesla might lack, nor does it specify how Tesla's safety record changes due to factors such as driver behavior and environmental conditions, or if there are other independent studies that support Tesla's claim. The provided text chunks do not contain any data that confirms Tesla vehicles as the safest cars. There is substantial information in the provided text chunks that contradicts the claim that Tesla vehicles are the safest in the world, particularly regarding their Autopilot and FSD features. The text reports hundreds of nonfatal incidents and fifty-one reported fatalities involving Tesla's Autopilot, with forty-four of those fatalities verified by National Highway Traffic Safety Administration (NHTSA) investigations or expert testimony . Additionally, two fatalities were verified by NHTSA as occurring while Full Self-Driving (FSD) was engaged . This has led to investigations and recalls of vehicles equipped with Autopilot . The text also mentions that the NHTSA has argued that the Tesla Autopilot death rate is higher than reported estimates . It is also stated that even if Tesla's safety reports are accurate, they don't necessarily show how safe the system is for a wider range of drivers in different conditions . Furthermore, Autopilot and FSD have been linked to dozens of deaths and hundreds of crashes . The text also notes that Tesla Autopilot crashes can result from a mix of factors including system limitations, environmental conditions and instances where the technology operates outside of its intended design . It has been noted that billions of miles might need to be traveled before Autopilot can claim to be safer than humans, and that more data on the system's performance and limitations is needed . The text emphasizes that the causes behind these incidents include the system failing to recognize other vehicles, insufficient driver engagement, and operating beyond its design . There is also a mention of a specific incident in which neither the Autopilot nor the driver noticed a tractor-trailer, resulting in a fatal crash . Based on the provided text chunks, the statement "Tesla vehicles are the safest cars in the world" cannot be substantiated and is likely false. While the text mentions that crash tests results can be compared, it does not indicate that Tesla has the highest scores in all categories or is safer than all other vehicles . Furthermore, the numerous incidents, fatalities, and investigations linked to Tesla's Autopilot and FSD systems, as well as the lack of comparable safety data from Tesla itself, cast significant doubt on such a claim [2,3,4]. The text highlights the limitations of these systems and the contributing factors to accidents, which challenges the assertion that Tesla vehicles are the safest overall [2,4]. Therefore, the claim that Tesla vehicles are the safest cars in the world is false based on the provided information.