Usually some standard like WLPT (or NEDC before it came around) is used. Though Rimac does mention on their site that proper WLPT testing has not been done yet

Usually some standard like WLPT (or NEDC before it came around) is used. Though Rimac does mention on their site that proper WLPT testing has not been done yet so the "final" range will be updated later. https://en.wikipedia.org/wiki/Worldwide_Harmonised_Light_Vehicles_Test_Procedure https://en.wikipedia.org/wiki/Worldwide_Harmonised_Light_Veh... https://en.wikipedia.org/wiki/New_European_Driving_Cycle https://en.wikipedia.org/wiki/New_European_Driving_Cycle Also I highly doubt the battery can even discharge fast enough to fully run it out in 3 minutes.