* 320i: 2.0-liter TwinPower Turbo 4-cylinder engine
* 328i: 2.0-liter TwinPower Turbo 4-cylinder engine with more turbo pressure
Power Output:
* 320i: 135KW
* 328i: 180kW
Other differences:
* Suspension: The 328i has a M Sport suspension that is tuned for better handling.
* Wheels: The 328i typically comes with larger wheels
* Brake: Bigger and upgraded version from 320i
Features (depend on manufacture year - model year):
320i:
* 18-inch alloy wheels
* LED headlights
* Fog lights
* Rain-sensing wipers
* Automatic climate control
* Navigation system
* 8-way power front seats
* Panoramic sunroof
328i:
* Adds to 320i:
* 19-inch alloy wheels
* Xenon headlights with Adaptive headlights,
* Automatic high beams
* Sport front seats
* Dynamic Damper Control
* Dakota Leather interior
