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.
Credit: altrendo images Altrendo Getty Images. The human brain weighs about three times more than a chimpanzee's brain and is four and a half times smaller than the brain of an elephant. Albert Einstein had a smaller than average brain that only weighed about 2.7 pounds, but it had more glial cells than average. Humans have over 100 billion brain cells, and some of them survive an entire lifespan.