The 2018 BMW models offer several advantages, including:

1. Performance: BMW is known for its exceptional performance, and the 2018 models are no exception, with powerful engines and responsive handling.

2. Luxury and Comfort: The 2018 BMW models offer premium interior materials, comfortable seating, and advanced features like heated seats and ambient lighting.

3. Technology and Innovation: The 2018 BMW models feature advanced technology, including the latest iDrive infotainment system, navigation, and driver assistance systems like lane departure warning and blind spot detection.

4. Safety: BMW is known for its emphasis on safety, and the 2018 models have received top safety ratings from organizations like the National Highway Traffic Safety Administration (NHTSA) and the Insurance Institute for Highway Safety (IIHS).

5. Fuel Efficiency: Many 2018 BMW models offer impressive fuel efficiency, with some models achieving up to 32 mpg combined.

6. Design and Style: The 2018 BMW models boast sleek, athletic designs that turn heads on the road.

7. Reliability: BMW has a reputation for building reliable vehicles, and the 2018 models are no exception, with many owners reporting low maintenance costs and few mechanical issues.

8. Resale Value: BMWs tend to hold their value well, making the 2018 models a smart investment for many car buyers.

Some popular 2018 BMW models include:

- BMW 3 Series ( sedan, wagon, and Gran Turismo)
- BMW 5 Series (sedan and wagon)
- BMW X1, X3, X5, and X6 SUVs
- BMW 4 Series (coupe, convertible, and Gran Coupe)
- BMW 7 Series (sedan)
- BMW i3 and iX3 electric and hybrid models

Keep in mind that specific advantages may vary depending on the model and trim level.