BMW 318i Sedan Add To Compare Remove From Compare Vehicle Description Contact The BMW 3 Series is a compact executive saloon with sporty looks and an excellent infotainment system. its minimalist interior of the BMW 3 Series still cocoons you in a sea of soft-touch materials and upmarket metal-effect trims. Taking pride of place inside is a 6.5-inch infotainment display. It’s sharp, easy to read and much more intuitive. Satellite navigation comes as standard and you can even get it with a widescreen digital display instead of conventional instruments –As with the Audi, you have to pay extra for adjustable lumbar support. As a result, you might find long journeys take their toll on your back but at least Sport, EfficientDynamics and M Sport models come with more supportive seats as standard. The BMW 3 Series’s wide boot opening makes it easier to pack full of luggage, it’s big enough to carry a large baby stroller with the back seats up and a bike with them folded away.