Porsche’s mid-engined sportscar favourites will score mild-hybrid, plug-in hybrid and even full battery-electric power in its next full generation, due in 2022. The 718 Boxster roadster and Cayman coupe twins are likely to deliver only the two hybrid options initially, with battery-electric vehicle (BEV) versions of the roadster and coupe most likely to wait for the industrialisation of solid-state batteries until about 2025. Sources have insisted that the delay on the BEV variant has been forced on Porsche because it can not package enough current-tech lithium-ion batteries into its current chassis to eke out more than 300km of range. While Porsche’s Volkswagen Group parent has revealed it expects a 25% improvement in energy-to-weight potency of lithium-ion batteries between now and 2025, Porsche also believes solid-state batteries will add another 25% again on top of that figure. It’s no coincidence that CEO Oliver Blume has admitted Porsche will not return to the hypercar f...

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