A Tesla's motor saves 200 lbs over a 4 cylinder engine but the battery pack adds 1000lbs over a 12 gallon fuel tank which would allow you to drive that 4 cylind

A Tesla's motor saves 200 lbs over a 4 cylinder engine but the battery pack adds 1000lbs over a 12 gallon fuel tank which would allow you to drive that 4 cylinder car twice as far.