The Mercedes-Benz C 43 4MATIC, produced between 2016 and 2018 as part of the W205 C-Class generation, represented a performance-oriented mid-range offering within the C-Class lineup. Positioned above the C 300 but below the full-fledged AMG C 63, the C 43 aimed to deliver a compelling blend of luxury, technology, and sporting capability. It served as an accessible entry point into the AMG-enhanced world of Mercedes-Benz, appealing to buyers seeking more than the standard C-Class but not desiring the ultimate performance of the top-tier model. This variant was primarily marketed in North America, Europe, and Asia, offering a sophisticated alternative to rivals like the BMW 340i and Audi S4.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | C-class |
| Generation | C-class (W205) |
| Type | AMG C 43 V6 (367 Hp) 4MATIC 9G-TRONIC |
| Start of production | 2016 |
| End of production | 2018 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 10.8-10.6 l/100 km (21.8 – 22.2 US mpg) |
| Fuel consumption (extra urban) | 6.4-6.2 l/100 km (36.8 – 37.9 US mpg) |
| Fuel consumption (combined) | 8.0-7.8 l/100 km (29.4 – 30.2 US mpg) |
| CO2 emissions | 183-178 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 4.7 sec |
| Acceleration 0 – 62 mph | 4.7 sec |
| Acceleration 0 – 60 mph | 4.6 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 4.4 kg/Hp |
| Weight-to-torque ratio | 3.1 kg/Nm |
| Power | 367 Hp @ 5500-6000 rpm |
| Torque | 520 Nm @ 2000-4200 rpm (383.53 lb.-ft. @ 2000-4200 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | M 276.823 |
| Engine displacement | 2996 cm3 (182.83 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Compression ratio | 10.7:1 |
| Fuel injection system | Direct injection |
| Engine aspiration | BiTurbo, Intercooler |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Coolant | 10.9 l (11.52 US qt | 9.59 UK qt) |
| Kerb Weight | 1615 kg (3560.47 lbs.) |
| Max. weight | 2225 kg (4905.29 lbs.) |
| Max load | 610 kg (1344.82 lbs.) |
| Fuel tank capacity | 66 l (17.44 US gal | 14.52 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (12%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4756 mm (187.24 in.) |
| Width | 1839 mm (72.4 in.) |
| Width including mirrors | 2020 mm (79.53 in.) |
| Height | 1426 mm (56.14 in.) |
| Wheelbase | 2840 mm (111.81 in.) |
| Front track | 1609 mm (63.35 in.) |
| Rear track | 1546 mm (60.87 in.) |
| Front overhang | 854 mm (33.62 in.) |
| Rear overhang | 1062 mm (41.81 in.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 9 gears, automatic transmission G-TRONIC |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/45 ZR 18; 245/40 ZR 18 |
| Wheel rims size | 18 |
Powertrain & Engine Architecture
The heart of the C 43 4MATIC is the M276.823 3.0-liter V6 engine. This engine is a member of Mercedes-Benz’s modular engine family and features direct injection, a twin-scroll turbocharger setup, and variable valve timing. The twin-turbo configuration is crucial to its power output, providing increased airflow and minimizing turbo lag. The engine produces 367 horsepower at 5500-6000 rpm and 383.5 lb-ft of torque between 2000-4200 rpm. This power is delivered through a 9G-TRONIC nine-speed automatic transmission, which is designed for smooth shifts and improved fuel efficiency. The 4MATIC all-wheel-drive system distributes power between the front and rear axles, enhancing traction and stability, particularly in adverse weather conditions.
Driving Characteristics
The C 43 4MATIC offers a noticeably more engaging driving experience than the standard C-Class models. The 367 hp engine provides brisk acceleration, with a 0-60 mph time of around 4.6 seconds. The 9G-TRONIC transmission is generally responsive, although some reviewers noted that it could occasionally feel hesitant during quick downshifts. The all-wheel-drive system provides excellent grip, inspiring confidence in corners. While not as raw or focused as the C 63 AMG, the C 43 strikes a good balance between performance and everyday usability. The suspension is tuned to be firmer than the standard C-Class, reducing body roll but also resulting in a slightly less comfortable ride.
Equipment & Trim Levels
The C 43 4MATIC came well-equipped as standard. Key features included leather upholstery, heated front seats, a panoramic sunroof, and a premium sound system. The infotainment system featured a 7-inch display screen, controlled via a rotary dial and touchpad. Optional extras included a larger 8.4-inch display screen, navigation, a head-up display, and advanced driver-assistance systems such as adaptive cruise control and lane-keeping assist. Interior trim options included aluminum, wood, and carbon fiber accents. Exterior styling cues included AMG-specific body styling, quad exhaust outlets, and larger alloy wheels.
Chassis & Braking
The C 43 4MATIC features a sport-tuned suspension with stiffer springs and dampers compared to the standard C-Class. It utilizes an independent multi-link suspension at both the front and rear axles, providing a good balance of ride comfort and handling precision. The braking system consists of ventilated discs on all four wheels, providing ample stopping power. The AMG-tuned braking system offered improved fade resistance for more demanding driving situations. The steering is a direct steering system, offering precise and responsive control.
Market Reception & Comparison
The C 43 4MATIC was generally well-received by automotive critics. It was praised for its strong performance, comfortable interior, and advanced technology. However, some reviewers noted that the engine lacked the character and sound of the C 63’s V8. Compared to the C 300, the C 43 offered a significant performance upgrade, but at a higher price point. Compared to rivals like the BMW 340i and Audi S4, the C 43 offered a competitive blend of performance, luxury, and technology. Fuel economy was respectable for a performance sedan, averaging around 29.4-30.2 mpg in combined driving.
Legacy
The M276 engine family, including the version used in the C 43, has proven to be relatively reliable, although regular maintenance is crucial. Common issues include oil leaks and occasional turbocharger problems. The 9G-TRONIC transmission is generally robust, but some owners have reported minor software glitches. In the used car market, the C 43 4MATIC remains a desirable option for buyers seeking a performance sedan with a touch of luxury. Its combination of power, handling, and features makes it a compelling alternative to its rivals. As with any used vehicle, a thorough inspection by a qualified mechanic is recommended before purchase.
