Sportback refers to a model with a large fastback design

TFSI is an FSI engine with a turbocharger (T)

Couper means a two-seater Four-wheel sedan carriage

quattro: Audi's four-wheel drive system

cabriolet: convertible

Sportback is Audi's royal word. So simply speaking, it can be defined as: Audi hatchback coupe.

Definition: For car designers, Sportback is a design concept that combines the styles of a coupe and a station wagon. For consumers, Sportback is a perfect fusion of the dynamic appearance of the Coupe and the practical functions of the Avant station wagon.

In 2004, Audi first demonstrated the Sportback design concept in the second-generation Audi A3 series, and officially launched the Audi A3 Sportback sedan to the market to replace the five-door sedan of the first-generation Audi A3. Hatchback version. The side of the A3 Sportback looks more stretched, with a slight styling characteristic of the Avant station wagon.

TFSI is an FSI engine with turbocharging (T), referred to as TFSI, and is generally called this for Audi series models. The Volkswagen series direct injection (I) engine with turbo (T) mechanical (S) dual supercharging is referred to as TSI. FSI is the abbreviation of Fuel Stratified Injection, which means fuel stratified injection. Fuel stratified injection technology is a type of engine lean combustion technology. What is lean combustion? As the name suggests, the gasoline content in the engine mixture is low, and the ratio of gasoline to air can reach less than 1:25, so as to achieve high combustion efficiency, economy, and environmental protection.

Coupe comes from the French coupé, which evolved from couper, which means a two-seater four-wheel carriage. Later, Coupe evolved into a synonym for a fixed-roof two-seater or 2+2-seater sports car. 2+2 seats means that the two seats in the front row are commonly used and the two seats in the back row are not frequently used. In the 1950s, open-top sports cars were sometimes called convertible coupes, but starting in the 1960s, coupe has been used exclusively to refer to fixed-roof models.

As a type of vehicle drive technology, four-wheel drive has been adopted by more and more models. Four-wheel drive cars are becoming more and more common on the streets. Four-wheel drive vehicles have become a trend in automobile development due to their good handling and passing performance. Among them, Quattro is the registered trademark of Audi's four-wheel drive technology owned by Volkswagen. Quattro has always been the focus of Audi's publicity and has outstanding performance. It is worth noting that the two words Quattro and 4motion alone cannot completely and absolutely represent the core technology of the four-wheel drive system, because the Audi and Volkswagen brands, both owned by Volkswagen, share the same technology, so the four-wheel drive systems of two different brands The core technology may be the same on some models.