2021-2026 Mercedes-Benz S-class Long (V223) S 580 V8 (503 Hp) EQ Boost 4MATIC 9G-TRONIC

The Mercedes-Benz S-Class Long (V223) S 580 4MATIC, produced from 2021 to 2026, represents the pinnacle of luxury and technology in the flagship sedan range. This extended-wheelbase variant, specifically equipped with the 4.0-liter V8 engine, EQ Boost mild-hybrid system, and 9G-TRONIC nine-speed automatic transmission, caters to buyers prioritizing performance, refinement, and spaciousness. Positioned as a top-tier offering within the V223 generation, the S 580 4MATIC sits above the S 450 models and below any potential future high-performance AMG variants. It builds upon the established legacy of the S-Class as a showcase for automotive innovation, integrating advanced driver-assistance systems, a sophisticated interior, and a powerful, yet efficient, powertrain.

Technical Specifications

Brand Mercedes-Benz
Model S-class
Generation S-class Long (V223)
Type S 580 V8 (503 Hp) EQ Boost 4MATIC 9G-TRONIC
Start of production 2021
End of production 2026
Powertrain Architecture MHEV (Mild Hybrid Electric Vehicle)
Body type Sedan
Seats 4-5
Doors 4
Fuel consumption (urban) 14.9-15.4 l/100 km (15.8 – 15.3 US mpg)
Fuel consumption (extra urban) 7.1-7.8 l/100 km (33.1 – 30.2 US mpg)
Fuel consumption (combined) 10-10.6 l/100 km (23.5 – 22.2 US mpg)
CO2 emissions 228-242 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 4.4 sec
Acceleration 0 – 60 mph 4.2 sec
Maximum speed 250 km/h (155.34 mph)
Gross battery capacity 0.9 kWh
Battery voltage 48 V
Electric motor power 20 Hp
Electric motor Torque 200 Nm (147.51 lb.-ft.)
Engine Power 503 Hp @ 5000 rpm
Engine Torque 700 Nm @ 2000-4500 rpm (516.29 lb.-ft.)
Engine displacement 3982 cm3 (243 cu. in.)
Kerb Weight 2040 kg (4497.43 lbs.)
Max. weight 2820 kg (6217.04 lbs.)
Trunk space 535 l (18.89 cu. ft.)
Fuel tank capacity 76 l (20.08 US gal)
Length 5289 mm (208.23 in.)
Width 1921-1954 mm (75.63 – 76.93 in.)
Height 1503 mm (59.17 in.)

Powertrain & Engine Architecture

The heart of the S 580 4MATIC is the M176 4.0-liter V8 engine. This engine utilizes direct injection and is equipped with two turbochargers, along with intercooling, to deliver substantial power and torque. The engine’s architecture incorporates a ‘hot-vee’ configuration, where the turbochargers are positioned within the V of the engine, contributing to a more compact design and improved responsiveness. Crucially, the S 580 incorporates Mercedes-Benz’s EQ Boost 48-volt mild-hybrid system. This system features an integrated starter-generator (ISG) that adds 20 horsepower and 200 Nm (147.51 lb-ft) of torque, assisting the engine during acceleration and enabling features like ‘glide sailing’ for improved fuel efficiency. The 9G-TRONIC nine-speed automatic transmission is specifically tuned to complement the V8 engine’s characteristics, offering smooth and rapid gear changes. The transmission features a wide gear ratio spread, optimizing both acceleration and highway cruising efficiency.

Driving Characteristics

The S 580 4MATIC delivers a driving experience characterized by effortless power and exceptional refinement. The combination of the V8 engine and EQ Boost provides strong acceleration, with a 0-60 mph time of around 4.2 seconds. The 9G-TRONIC transmission contributes to seamless gear changes, minimizing disruptions to the driving experience. The 4MATIC all-wheel-drive system ensures confident handling and traction in various weather conditions. Compared to the S 450 models, the S 580 offers a noticeably more potent and responsive driving experience. While not as overtly sporty as potential future AMG variants, the S 580 strikes a balance between performance and comfort, making it well-suited for both spirited driving and long-distance cruising. The air suspension system further enhances ride quality, absorbing road imperfections and providing a smooth, isolated ride.

Equipment & Trim Levels

The S 580 4MATIC comes standard with a comprehensive array of luxury features. Interior appointments typically include premium leather upholstery, wood trim, and metal accents. Standard technology features include the MBUX infotainment system with a large touchscreen display, a digital instrument cluster, and a premium sound system. Available options include massaging seats, a rear-seat entertainment system, and advanced driver-assistance features such as adaptive cruise control, lane-keeping assist, and automatic parking. The extended wheelbase provides significantly more rear legroom compared to the standard S-Class, enhancing passenger comfort. Exterior features typically include LED headlights, chrome accents, and distinctive wheels.

Chassis & Braking

The S 580 4MATIC utilizes an independent multi-link suspension system at both the front and rear axles, coupled with Mercedes-Benz’s AIRMATIC air suspension. This combination provides a comfortable and controlled ride, adapting to varying road conditions. The air suspension allows for adjustable ride height, further enhancing comfort and capability. Braking duties are handled by ventilated discs at all four corners, providing ample stopping power. The S-Class is equipped with ABS (Anti-lock Braking System), electronic stability control, and other advanced safety systems. Available options include a 4-wheel steering system, which enhances maneuverability at low speeds and stability at high speeds.

Market Reception & Comparison

The S 580 4MATIC was generally well-received by automotive critics, who praised its powerful engine, luxurious interior, and advanced technology. Reviewers noted the smooth and refined driving experience, as well as the spaciousness afforded by the extended wheelbase. Compared to the S 450 models, the S 580 was seen as offering a more compelling performance proposition, justifying its higher price tag. Fuel economy, while not a primary concern for buyers in this segment, was considered reasonable for a vehicle of this size and performance. Reliability reports have been generally positive, although the complexity of the S-Class’s technology means that maintenance costs can be substantial.

Legacy

The V223 S 580 4MATIC represents a significant step forward in luxury sedan technology. Its combination of a powerful V8 engine, mild-hybrid system, and advanced features sets a high standard for the segment. While still relatively new to the used car market, the V223 S-Class is expected to hold its value well due to its reputation for quality and innovation. The M176 engine, while complex, has proven to be generally reliable when properly maintained. The S 580 4MATIC is likely to be sought after by collectors and enthusiasts who appreciate its blend of performance, luxury, and technology, solidifying its place as a modern classic.

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