The "E-Tron" designation implies that the SQ8 would feature an electrified powertrain. This could include a plug-in hybrid system, combining a traditional gasoline engine with an electric motor and battery pack for enhanced performance and efficiency.If the SQ8 E-Tron is a plug-in hybrid, you can expect it to offer a certain electric-only range on a full charge before the gasoline engine kicks in. Audi is known for its luxurious interiors, and the SQ8 E-Tron would likely feature premium materials, advanced technology, and a host of comfort and convenience features.