2026 MG S9 1.5 T-GDI PHEV Premium Auto ? Big SUV Comfort, Plug-in Power! Meet the 2026 MG S9 Premium Plug-in Hybrid, a spacious and refined estate/SUV designed to do it all. With its 1.5 T-GDI petrol engine paired with advanced PHEV technology, it delivers smooth electric-assisted driving, strong performance and excellent efficiency for everyday use. Comfort-focused and packed with tech, the Premium model offers a high-quality interior, large infotainment display, digital driver information, smartphone connectivity, reversing camera and a full suite of driver assistance features. Big on space, big on comfort and big on capability ? this is versatile family motoring with modern hybrid efficiency.