2003 Alfa Romeo 166 vs. 2012 Mercedes-Benz SL
To start off, 2012 Mercedes-Benz SL is newer by 9 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 3,498 cc (6 cylinders), 2012 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz SL (311 HP @ 6500 RPM) has 94 more horse power than 2003 Alfa Romeo 166. (217 HP @ 6300 RPM) In normal driving conditions, 2012 Mercedes-Benz SL should accelerate faster than 2003 Alfa Romeo 166.
Because 2012 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 2012 Mercedes-Benz SL. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 166, 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, 2012 Mercedes-Benz SL (360 Nm @ 4900 RPM) has 95 more torque (in Nm) than 2003 Alfa Romeo 166. (265 Nm @ 5000 RPM). This means 2012 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 166.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2012 Mercedes-Benz SL | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 166 | SL |
| Year Released | 2003 | 2012 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 311 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 265 Nm | 360 Nm |
| Torque RPM | 5000 RPM | 4900 RPM |
| Top Speed | 236 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 6.2 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4730 mm | 4582 mm |
| Vehicle Height | 1420 mm | 1298 mm |
| Wheelbase Size | 2600 mm | 2560 mm |
| Fuel Tank Capacity | 69 L | 80 L |
