There’s not a lot of choice when it comes to four-door lift backs, priced under six figures. The classy Audi A5 Sportback, the newly launched Volkswagen Arteon, and now throwing a cat amongst the pigeons, the Korean-made Kia Stinger. In the BMW corner, the top-of-the-line 440i sees drive-away prices tipping over that $100,000 mark. But there is another compelling Bimmer option: the 2018 BMW 430i Gran Coupe 'LCI'. Let’s take a gander at the before on-road prices. The Stinger starts at $45,990, Arteon from $65,490, and the A5 at $81,500. And coming in at $2500 less than the A5 is the 430i at $79,000 plus on-road costs, boasting a 2.0-litre petrol engine under the bonnet. Want bigger? Opt for the six-cylinder 3.0-litre BMW 440i. The 430i we have on test here has a few options added – an electric sunroof ($2920), the Innovations Package ($3900), and metallic paint ($1937), bringing the total to $87,757, before ORCs. Out of the four cars, the BMW is the oldest, still in its 2013 fir...