Mild Hybrid its a plug in type charge so no need for an expensive charger. You can set the time it charges with the APP we set it for the night rate so even cheaper. 2.5l Has the ST Line X includes more premium feature. Body styling kit with sportier front and rear bumpers. Has 20" alloy wheels Red Painted brake calipers, Panoramic Glass Roof/ electric sun roof. Full LED Headlights including daytime running lights and fog lamps. The ST Line X also comes with advance technology such as a360 degree camera. More advance seats adjustments and materials like power adjustable front seats. Tinted Rear windows, Powered boot lid (hands free tailgate). Heated front and rear seats. Heated Steering Wheel. Rear Camera.Adaptive cruise control. has upgraded B&O premium audio system.