# Hybrid Electro Trikes The TW4XP Car Uses Both Electricity and Human Power By manzil | Published 2010-07-26 | Autos Source: Trend Hunter, https://www.trendhunter.com/trends/tw4xp-car References: [green.autoblog](http://green.autoblog.com/2010/07/24/automotive-x-prize-tw4xp-evolves-human-hybrid-twike-three-wheel/) & [tw4xp](http://www.tw4xp.com/) The TW4XP car is an unusual [electric three-wheeler](https://www.trendhunter.com/trends/the-iris-etrike) from Germany and is one of the vehicles left in the Progressive Automotive X-Prize for the Alternative Side-by-Side category. The car was specially designed for the competition and is a strong contender for the $2.5 million prize, as the TW4XP car stands for "[three wheeler](https://www.trendhunter.com/trends/threewheeled-cars) for X-Prize." The team of the TW4XP car is expecting to bring the vehicle into the market in the near future with a partly-removable power train. ## Trend Insights (Trend Hunter) - Score: 3.9/10 - Popularity: 15% | Activity: 95% | Freshness: 8% - Audience gender: 70% men, 30% women - Primary generations: Millennial - Top markets: North America, Europe ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Autos](https://www.trendhunter.com/autos) ## Key Themes ### Why This Trend Is Growing - **Hybrid Vehicles:** The TW4XP car combines both electricity and human power to create a unique alternative mode of transportation. - **Alternative Transportation:** The TW4XP car, designed for the X-Prize competition, offers a new alternative mode of transportation compared to traditional vehicles. - **Sustainable Transportation:** The TW4XP car's use of electricity and human power aligns with the trend of creating sustainable transportation options. ### Industries Being Reshaped - **Automotive Industry:** Car manufacturers can innovate and invest in the development and production of hybrid or alternative vehicles like the TW4XP car. - **Green Energy Industry:** The development of hybrid or alternative transportation can drive the demand for green energy solutions and infrastructure. - **Sporting Goods Industry:** The use of human power in the TW4XP car could create opportunities for the development and production of hybrid or alternative vehicles designed for sports or recreational use. ## Related on Trend Hunter - [Supportive Three-Wheeled Electric Bikes](https://www.trendhunter.com/trends/xp-trike.md) - [Improved Electric Tricycle Models](https://www.trendhunter.com/trends/xp-trike2.md) - [Agile Four-Wheeled eBikes](https://www.trendhunter.com/trends/bike-car-hybrid.md) - [Futuristic Electric Tricycles](https://www.trendhunter.com/trends/yamaha-tricera.md) - [Four-Wheeled Hybrid Bike Designs](https://www.trendhunter.com/trends/karver-cyle-concept-k1.md) - [Electric Three-Wheeled Bicycles](https://www.trendhunter.com/trends/kettwiesel-one-plus.md) - [Comfortable Electric Tricycles](https://www.trendhunter.com/trends/two-front-wheel-electric.md) - [Recumbent Electric Trikes](https://www.trendhunter.com/trends/recumbent-electric-trike.md) - [Retro-Style Electric Trikes](https://www.trendhunter.com/trends/etrike-revolution.md)