Not all superheroes wear capes. The 2017 BMW 530e does and does its bit for green motoring without feeling the need to shout about it. As a luxury executive sedan, the 530e checks all the boxes you'd expect it to. After all, it is still a 5 Series. Visually, the 530e fits right in on our roads alongside the multitudes of other luxury car brands. There are subtle details that speak to its electrified nature The BMW 530e is one of the nicer plug-in packages. There's a certain serenity in the way it wafts along at open-road speeds, and it lacks for little in terms of advanced safety equipment. Also, it boasts all the normal 5 Series traits we hold so dear – dynamic competence, roominess inside and plenty of cachet. The 530e has a 135kW/320Nm 2.0-litre four-cylinder petrol engine under the bonnet, backed up by an eight-speed automatic transmission, and in between them is an 83kW/250Nm electric motor. The combined output is 185kW/420Nm.