The Tesla 4680 battery represents a significant leap forward in battery technology, offering numerous advantages over its predecessor, the 2170 battery. One of the key advantages of the 4680 battery is its larger size, which allows for greater energy storage capacity. With a diameter of 46 millimeters and a height of 80 millimeters, the 4680 battery can hold more energy in the same amount of space compared to the 2170 battery. This increased capacity translates to longer driving ranges for electric vehicles equipped with these batteries, addressing one of the major concerns for electric vehicle adoption – range anxiety. Moreover, the 4680 battery boasts improved energy density, meaning it can store more energy per unit of volume or weight. This advancement is crucial for electric vehicles as it allows manufacturers to achieve higher energy storage capacities without significantly increasing the size or weight of the battery pack. As a result, vehicles equipped with 4680 batteries can offer better performance, longer ranges, or a combination of both without sacrificing interior space or handling characteristics. Additionally, the higher energy density contributes to overall efficiency, enabling electric vehicles to travel farther on a single charge and reducing the need for frequent recharging. Furthermore, the 4680 battery design incorporates several innovations that enhance its durability and longevity. One notable feature is its tabless design, which eliminates the traditional tab-to-cell connections found in conventional battery designs. This simplification reduces internal resistance and heat generation, leading to improved efficiency and faster charging times. Additionally, the tabless design improves thermal management, enhancing the battery's ability to withstand high temperatures and reducing the risk of thermal runaway – a critical safety concern for electric vehicle batteries. Overall, the Tesla 4680 battery represents a significant technological advancement in battery technology, offering greater energy storage capacity, improved energy density, enhanced durability, and faster charging times compared to the 2170 battery. These advantages not only make electric vehicles more practical and appealing to consumers but also contribute to the widespread adoption of sustainable transportation solutions.