The Mercedes-Benz E 280 CDI, produced between 2005 and 2006, was a significant variant within the W211 E-Class range. Positioned as a mid-to-upper trim level, it offered a blend of performance and fuel efficiency thanks to its 3.0-liter V6 turbodiesel engine paired with the 7G-TRONIC automatic transmission. This model aimed to provide a comfortable and refined driving experience, appealing to buyers seeking a luxury sedan with strong torque and long-distance capabilities. It represented a key offering in the European market, where diesel engines were – and continue to be – highly popular, though a limited number were imported to the United States as grey market vehicles.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | E-class |
| Generation | E-class (W211) |
| Type (Engine) | E 280 CDI V6 (190 Hp) 7G-TRONIC |
| Start of production | 2005 |
| End of production | 2006 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 10.1 l/100 km (23.3 US mpg) |
| Fuel consumption (extra urban) | 5.6 l/100 km (42 US mpg) |
| Fuel consumption (combined) | 7.2 l/100 km (32.7 US mpg) |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 7.6 sec |
| Acceleration 0 – 62 mph | 7.6 sec |
| Acceleration 0 – 60 mph | 7.2 sec |
| Maximum speed | 238 km/h (147.89 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 9.1 kg/Hp |
| Weight-to-torque ratio | 4.3 kg/Nm |
| Power | 190 Hp @ 4000 rpm |
| Torque | 400 Nm @ 1400 rpm (295.02 lb.-ft. @ 1400 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | OM 642.920 |
| Engine displacement | 2987 cm3 (182.28 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 83 mm (3.27 in.) |
| Piston Stroke | 92 mm (3.62 in.) |
| Compression ratio | 18:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 8.5 l (8.98 US qt | 7.48 UK qt) |
| Coolant | 13 l (13.74 US qt | 11.44 UK qt) |
| Kerb Weight | 1725 kg (3802.97 lbs.) |
| Max. weight | 2220 kg (4894.26 lbs.) |
| Max load | 495 kg (1091.29 lbs.) |
| Trunk (boot) space – minimum | 540 l (19.07 cu. ft.) |
| Fuel tank capacity | 65 l (17.17 US gal | 14.3 UK gal) |
| Permitted trailer load with brakes (12%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4818 mm (189.69 in.) |
| Width | 1822 mm (71.73 in.) |
| Height | 1452 mm (57.17 in.) |
| Wheelbase | 2854 mm (112.36 in.) |
| Front track | 1577 mm (62.09 in.) |
| Rear (Back) track | 1570 mm (61.81 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle (turning diameter) | 11.4 m (37.4 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission |
| Front suspension | Double wishbone |
| Rear suspension | Independent multi-link spring suspension with stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 225/55 R16 |
| Wheel rims size | 16 |
Powertrain & Engine Architecture
The heart of the E 280 CDI is the OM 642.920 3.0-liter V6 diesel engine. This engine is a robust and technologically advanced design for its time, featuring common rail direct injection and a variable geometry turbocharger. The common rail system, operating at extremely high pressures, allowed for precise fuel metering and optimized combustion, contributing to both power and efficiency. The V6 configuration provided inherent smoothness compared to inline engines, and the turbocharger boosted power output significantly. The engine produced 190 horsepower at 4000 rpm and a substantial 400 Nm (295 lb-ft) of torque from as low as 1400 rpm. This high torque output was a defining characteristic of the engine, providing strong acceleration and effortless cruising. The 7G-TRONIC automatic transmission, a seven-speed unit, was a key component in maximizing the engine’s potential. Its wide gear ratio spread allowed the engine to operate in its optimal efficiency range more frequently, further enhancing fuel economy.
Driving Characteristics
The E 280 CDI with the 7G-TRONIC transmission offered a refined and comfortable driving experience. The abundance of low-end torque meant that the car felt responsive in everyday driving situations, with minimal need to downshift. The 7G-TRONIC transmission shifted smoothly and intelligently, adapting to driving style and road conditions. While not a sports car, the E 280 CDI provided adequate acceleration, achieving 0-60 mph in around 7.2 seconds. Compared to the higher-output E 320 CDI or the gasoline-powered E 350, the E 280 CDI offered a more balanced approach, prioritizing fuel economy and relaxed cruising over outright performance. The automatic transmission, while convenient, did slightly diminish the sense of driver engagement compared to the available manual transmission options.
Equipment & Trim Levels
The E 280 CDI typically came well-equipped, reflecting its position as a mid-range luxury vehicle. Standard features included automatic climate control, power windows and mirrors, a multi-function steering wheel, and a high-quality audio system. Interior upholstery was typically a combination of cloth and leatherette, with full leather options available as an upgrade. Optional extras included a sunroof, navigation system, premium sound system, and various driver assistance features like parking sensors and adaptive cruise control. The dashboard layout was typical of the W211 E-Class, characterized by a clean and functional design with a focus on ergonomics.
Chassis & Braking
The W211 E-Class featured a sophisticated chassis design. The front suspension utilized a double wishbone setup, while the rear employed an independent multi-link system with a stabilizer bar. This configuration provided a good balance between ride comfort and handling. The E 280 CDI was equipped with ventilated disc brakes at the front and solid discs at the rear. Anti-lock braking system (ABS) was standard, enhancing safety and stability during braking. The steering was a rack-and-pinion system with hydraulic power assistance, providing precise and responsive steering feel.
Market Reception & Comparison
The E 280 CDI was generally well-received by automotive critics. It was praised for its fuel efficiency, comfortable ride, and refined engine. However, some reviewers noted that the performance was not as exhilarating as some of its competitors or even higher-trim E-Class models. Compared to the E 320 CDI, the E 280 CDI offered a lower price point but with slightly less power and torque. In terms of reliability, the OM 642 engine proved to be generally robust, although like any diesel engine, it required regular maintenance and careful attention to oil quality. Fuel economy was a significant advantage, consistently achieving around 32-39 mpg in real-world driving.
Legacy
The Mercedes-Benz E 280 CDI (W211) has become a popular choice in the used car market, particularly for those seeking a comfortable and fuel-efficient luxury sedan. The OM 642 engine is known for its longevity, and with proper maintenance, it can provide many years of reliable service. However, potential buyers should be aware of the potential for diesel particulate filter (DPF) issues and the importance of using high-quality diesel fuel. Today, the E 280 CDI represents a compelling value proposition, offering a taste of Mercedes-Benz luxury and refinement at an affordable price point.
