2014 Bmw 330i Specs. Gas mileage, engine, performance, warranty, equipment and more. Detailed specs and features for the used 2014 bmw 3 series 320i including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain.

That engine, which carried over from the previous generation, performs even better in the new model. Compare all 2014 bmw 3 series trims in one place.