For an even wider array of choices, the American Automobile Association offers a useful tool that you can use to find vehicles with the right automotive features to support the physical changes that can come with aging.
The average weight of the human brain is about 3 pounds, according to the Smithsonian Institution. In comparison, a chimpanzee's brain weighs less than a pound.
The brain is the portion of the central nervous system in vertebrates (animals with bones) that lies within the skull. In humans, the brain weighs about 3 pounds. Differences in weight and size do not correlate with differences in mental ability.