Porsche's first battery-electric sports car is to arrive in U.S. stores in December. At launch, the Taycan will come in Turbo and Turbo S versions. Those models will start at $154,860 and $188,960, including shipping. The Taycan is the first production vehicle capable of charging at 800 volts and can refill its 93.4-kilowatt-hour lithium ion battery from 5 to 80 percent in 22.5 minutes using high-power chargers, with a maximum charging capacity of 270 kilowatts. Here's a roundup of initial Taycan reviews.