The Signature version's exterior received updated front and rear bumpers and exclusive 19-inch alloy wheels. Inside, sports seats with leather upholstery and aluminum trim inserts were installed.

The equipment includes blind spot monitoring, surround-view cameras with moving object detection, and a rear cross-traffic assist. The InTouch multimedia system with navigation, voice control, and 3D graphics is also part of the package.

Under the hood of the Infiniti Q50 Signature is only a three-liter turbocharged gasoline V6 producing 300 horsepower and 400 newton-meters of torque.