Quantifying the Volt MPG

[Tdave]

Can anyone do the math of what the practical maximum MPG is? Take the energy capacity of a gallon of gasoline. Assume max motor efficiency and reasonable best case limits for Cd, frontal area, and weight. What number do we get?

 

[dpeilow]

Chevy Volt could jolt your pocketbook | Up to Speed | Los Angeles Times

The Chevy Volt’s sky-high fuel economy numbers may not be the bargain they appear, according to online auto site Edmunds.com.

 

[TEG]

EPA backs away from GM claim of 230 mpg for Volt — Autoblog Green

 

[dpeilow]

Best Answers to the Riddle of 230 MPG | Hybrid Cars

 

[TEG]

How the Chevy Volt Will Transform Fuel Economy - Rick Newman (usnews.com)
How the Chevy Volt Will Transform Fuel Economy - Rick Newman (usnews.com)

 

[vfx]

Let's not forget Aptera tried this trickery too:

Aptera's 300 MPG car available for pre-order

 

[dpeilow]

Auto X Prize throws water on GM's 230 mpg claim, offers mpge calculator — Autoblog Green

 

[dpeilow]

2009 Frankfurt Auto Show: Volkswagen L1

VW proves that 200 mpg is not as elusive as once thought — and that's real-world mileage, not the faux numbers being ascribed to the Chevrolet Volt.

 

[doug]

Well this makes some sense:
http://www.wired.com/autopia/2010/11/chevy-volt-gets-equivalent-of-93-mpg-but/

 

[TEG]

Ah, nice to see they came up with something rational.

 

[AndrewBissell]

I especially like the bottom right corner. Most people can get that and interpolate their own likely usage. It's also educational - "charge early and often".