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  1. A heavy car by any measure!

    First Generation Ampera and Volt
    I drove over one of our weighbridges today - my new Ampera weighs in at 1,700 Kg. or 1.7 Tonnes. That is even heavier than the fully equipped Rover 75 CDTi that I enjoyed driving for many years and I thought that was a lot of car! The weight distribution was recorded as 1,030 Kg. ( 61%) front...
  2. Efficiency / Economy. Environment / Cost

    Power, Fuel, Alt Energy and Environmental Impact
    I came across this & it got me thinking. Electric car energy efficiency - Wikipedia Electric car absolute efficiency is rarely discussed. There is the general debate asking if Electric cars are really more efficient that ICE cars. However, EV vs EV efficiency is never really mentioned...
  3. Tesla Battery Mass

    General Tesla Motors Discussion
    Hi there! Does anyone know where I can find the mass/weight of the battery packs for the various Tesla models? This information doesn't appear in Tesla's online literature that I can find, but I also don't own a Tesla so I'm wondering if it can be found in an owner's manual? (I also tried...
  4. Weight reduction, the BMW i3 and a heavy price tag.

    General BMW EV Discussion
    The i3 really grabbed my attention because the chassis is built out of a strong carbon fiber reinforced plastic that weights 1/2 the weight of steel. They know what I have known for a long time now; less weight requires less energy to move it. I have done everything that I know how to reduce...