17/27 City/Highway MPG 2026 Mercedes-Benz S-Class S 580 Obsidian Black Metallic 4MATIC® 4.0L V8, 4MATIC®, Black w/Nappa Leather Upholstery, 3D Instrument Cluster, 3D Technology Package, 4-Zone Climate Control, All-Season Front and Rear Floormats, Black Rubber, AMG® Floor Mats, AMG® Line Exterior, AMG® Line Package, Black Headliner, Exclusive Trim, Front Driver and Passenger Armrest Heating, Front Energizing Comfort Package, Heated Steering Wheel, MBUX Augmented Reality Head-Up Display, Night Package, Power Rear Seats, Rear Deck Spoiler in Body Color, Rear Doors Armrest Heating, Rear Rapid Heating Seats, Rear Seat Memory Package, Rear Seats Outboard Seatbelt Presenters, Rear Ventilated Seats, Sport Brake System, Warmth and Comfort Package, Wheels: 20"" AMG® Multispoke in High-Gloss Black, Wood and Leather Steering Wheel.