2003 Alfa Romeo 166 vs. 2002 Mercedes-Benz S
To start off, 2003 Alfa Romeo 166 is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2002 Mercedes-Benz S would be higher. At 4,266 cc (8 cylinders), 2002 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2002 Mercedes-Benz S (275 HP @ 5750 RPM) has 102 more horse power than 2003 Alfa Romeo 166. (173 HP @ 4000 RPM) In normal driving conditions, 2002 Mercedes-Benz S should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2002 Mercedes-Benz S weights approximately 315 kg more than 2003 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 Mercedes-Benz S 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 2002 Mercedes-Benz S. 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, 2002 Mercedes-Benz S (401 Nm @ 3000 RPM) has 71 more torque (in Nm) than 2003 Alfa Romeo 166. (330 Nm @ 1750 RPM). This means 2002 Mercedes-Benz S 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 | 2002 Mercedes-Benz S | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 166 | S |
| Year Released | 2003 | 2002 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 4266 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 173 HP | 275 HP |
| Engine RPM | 4000 RPM | 5750 RPM |
| Torque | 330 Nm | 401 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Top Speed | 213 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 7.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1580 kg | 1895 kg |
| Vehicle Length | 4730 mm | 5170 mm |
| Vehicle Width | 1810 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1450 mm |
| Wheelbase Size | 2710 mm | 3090 mm |
| Fuel Tank Capacity | 69 L | 88 L |
