The drag coefficient is a common measure in automotive design as it pertains to aerodynamics. Drag is a force that acts parallel to and in the same direction as the airflow. The drag coefficient of an automobile measures the way the automobile passes through the surrounding air. When automobile companies design a new vehicle they take into consideration the automobile drag coefficient in addition to the other performance characteristics. Aerodynamic drag increases with the square of speed; therefore it becomes critically important at higher speeds. Reducing the drag coefficient in an automobile improves the performance of the vehicle as it pertains to speed and fuel efficiency. There are many different ways to reduce the drag of a vehicle. A common way to measure the drag of the vehicle is through the drag area.
The Porsche Taycan is a battery electric saloon and shooting brake produced by German automobile manufacturer Porsche. The concept version of the Taycan, named the Porsche Mission E, debuted at the 2015 Frankfurt Motor Show. The Taycan was revealed fully production-ready at the 2019 Frankfurt Motor Show. As Porsche's first series production electric car, it is sold in several variants at different performance levels, and may spawn further derivatives in future models. More than 20,000 Taycans were delivered in 2020, its debut sale year, representing 7.4% of the total Porsche volume. A modified Taycan S is the current Formula E Safety car.
NIO is a Chinese multinational automobile manufacturer headquartered in Shanghai, specializing in designing and developing electric vehicles. The company is known for its development of battery-swapping stations for its vehicles as an alternative to conventional charging stations.
The NIO ES8 is an all-electric, 6 or 7-seater full-sized Sport Utility Vehicle manufactured by NIO. The ES8 was put into production in June 2018 for the Chinese market and on 30 September 2021 it was launched in Norway.
The NIO ES6 is an all-electric, 5-seater mid-size sport utility vehicle manufactured by NIO. The ES6 is the second SUV product by NIO, announced at NIO Day in December 2018 and was put into production in 2019 for the Chinese market.
The Geometry A is a battery-powered compact sedan produced by Chinese auto manufacturer Geely under the Geometry brand.
Aion is a Chinese electric vehicle marque of Guangzhou Automobile Corporation. It was introduced in 2018 as a sub-brand and in 2020 as a marque.
The Aion S is a compact electric sedan produced by Aion, a marque of GAC Group. It was revealed at Auto Guangzhou of 2018. A new variant, the Aion S Plus, was shown in 2021.
The Aion LX is a mid-size electric crossover SUV produced by Aion, a marque of Guangzhou Automobile Corporation. It was revealed at Auto Shanghai in April 2019.
The Aiways U5 is an all-electric battery-powered compact crossover SUV manufactured by the Chinese company Aiways. It is the first vehicle model from this manufacturer. The production model of the U5 was publicly unveiled at the 2018 Beijing Auto Show. The car was originally previewed as the Aiways U5 ion Concept in 2018.
The NIO EC6 is a fully-electric mid-size luxury crossover SUV announced in late 2019 by NIO and on sale since 2020.
The Volkswagen ID.4 and Volkswagen ID.5 are battery electric compact crossover SUVs produced by Volkswagen. Based on the MEB platform, the ID.4 is the second model of the Volkswagen ID. series. The production version of the ID.4 debuted in September 2020 as the first fully-electric crossover SUV under the Volkswagen brand, while the coupe-shaped variant of the ID.4 is marketed as the Volkswagen ID.5 and was revealed in November 2021.
The NIO ET5 is a compact executive electric sedan produced by Chinese electric car company NIO.
The BYD Han is a mid-size luxury sedan manufactured by the Chinese automaker BYD, available in an all-electric variant and a plug-in hybrid (PHEV) variant. It is the latest entry of BYD's "Dynasty" series passenger vehicles, and gets its name from the Han Dynasty, the first golden age of Imperial China. A version designated for ride-hailing is also available called the e9, while also serving as the flagship of the BYD e-series products. The Han was teased by the E-SEED GT concept, while the first pictures of a production model named Han were released by BYD in January 2020.
Hycan is a brand by GAC-NIO New Energy Technology Co., Ltd., a joint venture between Chinese automobile manufacturers GAC Group and NIO Inc., founded in April 2019 to produce electric vehicles.
The Aion Y is a compact electric multi-purpose vehicle produced by Aion, a marque of Guangzhou Automobile Corporation, since 2021. It was revealed as a concept at Auto Guangzhou in November 2020.
Voyah (岚图) is an automobile manufacturer specializing in designing and developing electric vehicles. Voyah is the luxury division of Chinese State-owned automaker Dongfeng Motor Corporation.
The Voyah Free is an all-electric and plug-in hybrid, 5-seater full-size crossover SUV manufactured by Voyah (岚图). The Voyah Free was put into production in the third quarter of 2021 for the Chinese market.
The Skyworth EV6 is an electric mid-size crossover SUV produced since 2021 by Chinese automotive company Skyworth Auto, a joint venture by bus manufacturer Skywell Group and consumer electronics manufacturer Skyworth Group.
The HiPhi Z is a electric Executive car produced by Human Horizons under the HiPhi brand. The vehicle was first presented as a concept in China in November 2021.
