Summary:
- Mazda has unveiled two new concept vehicles that feature a rotary engine and plug-in hybrid technology.
- The concepts, called the Mazda RX-Vision GT3 and the Mazda Vision Study Model, are designed to be small, efficient city cars with a focus on sustainability and advanced technology.
- The rotary engine in these concepts is a unique feature, as Mazda has a long history with this type of engine, and it could provide a more compact and efficient power source for these vehicles.