2003 Alfa Romeo 156 vs. 2005 Mercedes-Benz SL
To start off, 2005 Mercedes-Benz SL is newer by 2 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 4,966 cc (8 cylinders), 2005 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SL (302 HP @ 2700 RPM) has 113 more horse power than 2003 Alfa Romeo 156. (189 HP @ 6200 RPM) In normal driving conditions, 2005 Mercedes-Benz SL should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SL weights approximately 368 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.
Because 2005 Mercedes-Benz SL is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Mercedes-Benz SL. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Mercedes-Benz SL (460 Nm @ 2700 RPM) has 242 more torque (in Nm) than 2003 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2005 Mercedes-Benz SL 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 | 2005 Mercedes-Benz SL | |
Make | Alfa Romeo | Mercedes-Benz |
Model | 156 | SL |
Year Released | 2003 | 2005 |
Body Type | Station Wagon | Convertible |
Engine Position | Front | Front |
Engine Size | 2387 cc | 4966 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 3 valves |
Horse Power | 189 HP | 302 HP |
Engine RPM | 6200 RPM | 2700 RPM |
Torque | 218 Nm | 460 Nm |
Torque RPM | 5000 RPM | 2700 RPM |
Engine Bore Size | 88.1 mm | 97 mm |
Engine Stroke Size | 68.3 mm | 84 mm |
Engine Compression Ratio | 10.3:1 | 10.0:1 |
Acceleration 0-100mph | 7.3 seconds | 6.3 seconds |
Drive Type | Front | Rear |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1480 kg | 1848 kg |
Vehicle Length | 4450 mm | 4540 mm |
Vehicle Width | 1750 mm | 1820 mm |
Vehicle Height | 1400 mm | 1300 mm |
Wheelbase Size | 2710 mm | 2570 mm |
Fuel Consumption Overall | 11.9 L/100km | 12.8 L/100km |
Fuel Tank Capacity | 63 L | 80 L |