alt Hacker NewsGasoline engines are already 15% less efficient at 20F.
https://www.energy.gov/energysaver/fuel-economy-cold-weather
At -40F (-40C), it's generally good practice to just stay inside and not drive at all...
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superjan • yesterday at 7:36 PM
That 15% loss reduces your range from 1000km to 850km? That hardly affects how useful the vehicle is. For EV that’s different story.
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> Gasoline engines are already 15% less efficient at 20F.
Is that actually true once the engine has reached operating temperature?