And you can't compare these numbers to other car makers, because they include all the lifecycle costs for each car model, including the design, production line

And you can't compare these numbers to other car makers, because they include all the lifecycle costs for each car model, including the design, production line spin-up, etc. If you're an auto startup, computing numbers the Tesla way makes sense: Tesla is growing rapidly and will outgrow its current high fixed costs. If you're an established automaker that's not growing, adding in everything makes sense.