The Audi S3 MY17-21 is a high-performance compact luxury car that features a 2.0-liter turbocharged inline-4 engine producing around 306 horsepower and 295 lb-ft of torque, allowing it to accelerate from 0 to 60 mph in just about 4.6 seconds. It comes standard with Audi's Quattro all-wheel-drive system, enhancing traction and stability. The model showcases a stylish design with a sporty interior, advanced technology, and a range of driver-assistance features, making it a blend of practicality and performance for enthusiasts seeking a sophisticated driving experience.