The Mercedes-Benz C 450 AMG 4MATIC, produced from 2015 to 2016, represented a performance-oriented variant within the W205 C-Class range. Positioned between the standard C-Class models and the full-fledged C63 AMG, the C 450 aimed to deliver a compelling blend of luxury, technology, and enhanced driving dynamics. It served as an accessible entry point into the AMG-lite performance category, offering a significant power upgrade over the base models without the substantial price premium of the C63. This model was exclusively offered as a sedan during its brief production run, catering to buyers seeking a sporty and refined mid-size executive car.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | C-class |
| Generation | C-class (W205) |
| Type | AMG C 450 V6 (367 Hp) 4MATIC 7G-TRONIC PLUS |
| Start of production | 2015 |
| End of production | 2016 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 10.2-10.3 l/100 km (23.1 – 22.8 US mpg) |
| Fuel consumption (extra urban) | 6.2-6.4 l/100 km (37.9 – 36.8 US mpg) |
| Fuel consumption (combined) | 7.6-7.9 l/100 km (30.9 – 29.8 US mpg) |
| CO2 emissions | 178-183 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 4.9 sec |
| Acceleration 0 – 62 mph | 4.9 sec |
| Acceleration 0 – 60 mph | 4.7 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.) |
| 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) |
| 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 | 7 |
| Gearbox type | 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 450 AMG 4MATIC was the M276.823 3.0-liter V6 engine, a powerplant already found in other Mercedes-Benz models but specifically tuned by AMG for this application. This engine featured direct fuel injection and twin turbochargers, resulting in an output of 367 horsepower and 383 lb-ft of torque. The engine’s architecture was a 60-degree V-angle, contributing to a relatively compact engine bay footprint. The 7G-TRONIC PLUS automatic transmission, a seven-speed unit, was specifically calibrated to handle the increased power output and deliver smooth, yet responsive shifts. This transmission featured a torque converter lock-up clutch for improved efficiency at cruising speeds. The 4MATIC all-wheel-drive system distributed power between the front and rear axles, enhancing traction and stability, particularly in adverse weather conditions.
Driving Characteristics
The C 450 AMG offered a noticeable step up in performance compared to the standard C-Class models. Acceleration from 0 to 60 mph was achieved in approximately 4.7 seconds, making it a genuinely quick sedan. The 7G-TRONIC transmission provided quick and precise shifts, although some reviewers noted a slight hesitation in lower gears. The all-wheel-drive system provided excellent grip, inspiring confidence during spirited driving. While not as raw or visceral as the C63 AMG, the C 450 offered a more refined and accessible performance experience, suitable for daily driving. The suspension was tuned to provide a balance between comfort and handling, offering a firm but not overly harsh ride.
Equipment & Trim Levels
The C 450 AMG 4MATIC came standard with a comprehensive list of features, including AMG-specific styling cues such as a unique front grille, side skirts, and rear diffuser. Inside, the cabin featured sport seats upholstered in MB-Tex or leather, an AMG steering wheel, and aluminum pedal covers. Standard technology included a 7-inch infotainment display, Bluetooth connectivity, and a rearview camera. Optional extras included a larger 8.4-inch infotainment screen, a premium sound system, a panoramic sunroof, and advanced driver-assistance systems such as lane keeping assist and blind spot monitoring.
Chassis & Braking
The C 450 AMG featured a sport-tuned suspension with stiffer springs and dampers compared to the standard C-Class. The front suspension utilized a multi-link design, while the rear suspension also employed a multi-link setup. Braking duties were handled by ventilated discs on all four wheels, providing ample stopping power. The AMG-tuned braking system offered improved fade resistance compared to the standard C-Class brakes. The steering was a rack-and-pinion system with electric power assistance, providing precise and responsive steering feel.
Market Reception & Comparison
The C 450 AMG was generally well-received by automotive critics, who praised its performance, handling, and luxurious interior. It was often seen as a compelling alternative to rivals such as the BMW 335i and Audi S4. Fuel economy was respectable for a performance sedan, averaging around 30 mpg combined. However, some reviewers noted that the engine lacked the character and sound of the C63 AMG’s V8 engine. Compared to the standard C-Class models, the C 450 offered a significant performance upgrade, but at a higher price point. Compared to the C63, it provided a more accessible entry point into the AMG world, albeit with slightly less outright performance.
Legacy
The C 450 AMG 4MATIC was a short-lived model, replaced by the C43 AMG in 2017, which featured a more powerful engine. However, the C 450 remains a desirable used car, offering a compelling blend of performance, luxury, and technology. The M276 engine, while not without its potential maintenance needs (such as timing chain issues in some cases), is generally considered reliable when properly maintained. The 7G-TRONIC transmission is also known for its durability. Today, the C 450 AMG represents a sweet spot for buyers seeking a sporty and refined mid-size sedan without the higher price tag of the C63 AMG.
