2006 Alfa Romeo 166 vs. 2009 Mercedes-Benz CLS
To start off, 2009 Mercedes-Benz CLS is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 166 would be higher. At 6,208 cc (8 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 271 more horse power than 2006 Alfa Romeo 166. (236 HP @ 6200 RPM) In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 2006 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 166 weights approximately 260 kg more than 2009 Mercedes-Benz CLS.
Because 2009 Mercedes-Benz CLS 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 2009 Mercedes-Benz CLS. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2009 Mercedes-Benz CLS (631 Nm @ 5200 RPM) has 342 more torque (in Nm) than 2006 Alfa Romeo 166. (289 Nm @ 4800 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166. 2009 Mercedes-Benz CLS has automatic transmission and 2006 Alfa Romeo 166 has manual transmission. 2006 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2009 Mercedes-Benz CLS | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 166 | CLS |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 6208 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 236 HP | 507 HP |
| Engine RPM | 6200 RPM | 6800 RPM |
| Torque | 289 Nm | 631 Nm |
| Torque RPM | 4800 RPM | 5200 RPM |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1325 kg |
| Vehicle Length | 4730 mm | 4920 mm |
| Vehicle Width | 1810 mm | 1870 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2710 mm | 2860 mm |
| Fuel Consumption Overall | 12.7 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 69 L | 80 L |
