2018 BMW 4 Series Gran Coupe Trims Comparison

The 430i is motivated by a turbocharged 2.0-liter four-cylinder engine (248 horsepower, 258 pound-feet). Standard features include 18-inch wheels, LED headlights and foglights, automatic wipers, a sunroof, a power liftgate, power-folding and heated outside mirrors, auto-dimming mirrors, keyless entry and ignition, a rearview camera, dual-zone automatic climate control, ambient lighting, power front seats, driver-seat memory settings, a 40/20/40-split rear seat, simulated leather upholstery, adjustable driving modes, steering wheel-mounted shift paddles, BMW's ConnectedDrive Services, a 6.5-inch central display screen, and a nine-speaker sound system with a CD player, a USB port, and HD and satellite radio.

You'll primarily upgrade to the 440i for its turbocharged 3.0-liter six-cylinder engine (320 hp, 330 lb-ft). You also get power lumbar adjustment for the front seats, hands-free liftgate operation and a Harman Kardon premium audio system.

Many optional packages are common to both trim levels. These include the Premium (navigation, an 8.8-inch display screen, heated front seats and lumbar support for 430i models), Luxury (chrome exterior trim, leather upholstery and the Harman Kardon audio system for 430i models) and Executive (adaptive headlights with automatic high-beam control, a 360-degree camera system, automated vehicle parking and a head-up display) packages. You can also up the Gran Coupe's sporting capability with the M Sport (performance tires, a sport suspension, a sport steering wheel and more aggressive-looking front and rear styling) and Track Handling (non-run-flat performance tires, upgraded brakes, an adaptive suspension and variable-ratio sport steering) packages.

Notable stand-alone options include 19-inch wheels, heated front and rear seats, a heated steering wheel, a digital instrument panel, blind-spot monitoring, a forward collision warning system, adaptive cruise control, wireless device charging and Apple CarPlay functionality.