2009 Alfa Romeo 159 vs. 2013 Mercedes-Benz SL
To start off, 2013 Mercedes-Benz SL is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Alfa Romeo 159. In addition, the cost of maintenance, including insurance, on 2009 Alfa Romeo 159 would be higher. At 5,500 cc (8 cylinders), 2013 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2013 Mercedes-Benz SL (523 HP @ 5500 RPM) has 267 more horse power than 2009 Alfa Romeo 159. (256 HP @ 6200 RPM) In normal driving conditions, 2013 Mercedes-Benz SL should accelerate faster than 2009 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alfa Romeo 159 weights approximately 3 kg more than 2013 Mercedes-Benz SL.
Because 2009 Alfa Romeo 159 is four wheel drive (4WD), it will have significant more traction and grip than 2013 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2009 Alfa Romeo 159 will offer significantly more control. 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, 2013 Mercedes-Benz SL (800 Nm @ 4500 RPM) has 478 more torque (in Nm) than 2009 Alfa Romeo 159. (322 Nm @ 4500 RPM). This means 2013 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2009 Alfa Romeo 159.
Compare all specifications:
| 2009 Alfa Romeo 159 | 2013 Mercedes-Benz SL | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 159 | SL |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Middle |
| Engine Size | 3195 cc | 5500 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 523 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 322 Nm | 800 Nm |
| Torque RPM | 4500 RPM | 4500 RPM |
| Engine Compression Ratio | 11.3:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 240 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7 seconds | 4.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | 4-speed manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1848 kg | 1845 kg |
| Vehicle Length | 4670 mm | 4633 mm |
| Vehicle Width | 1830 mm | 2099 mm |
| Vehicle Height | 1420 mm | 1300 mm |
| Wheelbase Size | 2710 mm | 2585 mm |
| Fuel Consumption City | 15.9 L/100km | 13.9 L/100km |
