The BMW 3 Series is a compact executive car produced by the German automaker BMW since 1975. It is currently in its seventh generation and is available in a variety of body styles, including a sedan, wagon, and a GT (Gran Turismo) model. The 3 Series is considered the company's flagship model and has been the best-selling BMW model for several decades.

The 3 Series is available with a range of powertrain options, including gas, diesel, hybrid, and plug-in hybrid. The car is known for its sporty handling and performance, with several models featuring rear-wheel drive. The latest version of the 3 Series (G20 model) was launched in 2018, it features a front-wheel drive platform, it's the first time that a BMW model uses front-wheel drive.

The 3 Series comes with a range of powerful engines, including a 2.0-liter turbocharged four-cylinder in the 320i, and a 3.0-liter turbocharged inline-six in the M3. The car also features advanced technology such as BMW's latest iDrive 7.0 infotainment system, a digital instrument cluster, and a variety of advanced driver assistance systems.

The interior of the BMW 3 Series is spacious and well-appointed, with high-quality materials and a sleek, modern design.

Overall, the BMW 3 Series is a well-rounded compact executive car that offers a combination of performance, luxury, and advanced technology. It's a perfect choice for those who are looking for a car that is both fun to drive and practical for everyday use, it's also a popular choice among car enthusiasts and business professionals.