2003 Alfa Romeo 156 vs. 2004 Mercedes-Benz CL
To start off, 2004 Mercedes-Benz CL is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 5,439 cc (12 cylinders), 2004 Mercedes-Benz CL is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz CL (494 HP @ 4200 RPM) has 356 more horse power than 2003 Alfa Romeo 156. (138 HP @ 4000 RPM) In normal driving conditions, 2004 Mercedes-Benz CL should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz CL weights approximately 721 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Mercedes-Benz CL (800 Nm) has 495 more torque (in Nm) than 2003 Alfa Romeo 156. (305 Nm). This means 2004 Mercedes-Benz CL will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2004 Mercedes-Benz CL | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 156 | CL |
| Year Released | 2003 | 2004 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 5439 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 494 HP |
| Engine RPM | 4000 RPM | 4200 RPM |
| Torque | 305 Nm | 800 Nm |
| Engine Bore Size | 82 mm | 82 mm |
| Engine Stroke Size | 90.4 mm | 87 mm |
| Engine Compression Ratio | 18.5:1 | 9.0:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1308 kg | 2029 kg |
| Vehicle Length | 4440 mm | 5000 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1410 mm |
| Wheelbase Size | 2600 mm | 2830 mm |
| Fuel Consumption | 4.7 L/100km | 12.4 L/100km |
| Fuel Consumption City | 8 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 5.9 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 63 L | 88 L |
