2003 Alfa Romeo 166 vs. 2010 Mercedes-Benz SLK
To start off, 2010 Mercedes-Benz SLK is newer by 7 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 3,000 cc (6 cylinders), 2010 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz SLK (228 HP @ 6000 RPM) has 56 more horse power than 2003 Alfa Romeo 166. (172 HP @ 4000 RPM) In normal driving conditions, 2010 Mercedes-Benz SLK should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 160 kg more than 2010 Mercedes-Benz SLK.
Because 2010 Mercedes-Benz SLK 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 2010 Mercedes-Benz SLK. 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, 2003 Alfa Romeo 166 (385 Nm @ 2000 RPM) has 86 more torque (in Nm) than 2010 Mercedes-Benz SLK. (299 Nm @ 2500 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2010 Mercedes-Benz SLK.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2010 Mercedes-Benz SLK | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 166 | SLK |
| Year Released | 2003 | 2010 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 3000 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 172 HP | 228 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 385 Nm | 299 Nm |
| Torque RPM | 2000 RPM | 2500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1615 kg | 1455 kg |
| Vehicle Length | 4730 mm | 4102 mm |
| Vehicle Width | 1810 mm | 1788 mm |
| Vehicle Height | 1420 mm | 1298 mm |
| Wheelbase Size | 2710 mm | 2431 mm |
| Fuel Tank Capacity | 72 L | 70 L |
