2003 Alfa Romeo 166 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 5 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 1,998 cc (4 cylinders), 2008 Opel Astra is equipped with a bigger engine. In terms of performance, 2008 Opel Astra (237 HP @ 5600 RPM) has 89 more horse power than 2003 Alfa Romeo 166. (148 HP @ 6300 RPM) In normal driving conditions, 2008 Opel Astra 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 27 kg more than 2008 Opel Astra.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2008 Opel Astra (320 Nm @ 2400 RPM) has 138 more torque (in Nm) than 2003 Alfa Romeo 166. (182 Nm @ 3800 RPM). This means 2008 Opel Astra 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 | 2008 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 166 | Astra |
| Year Released | 2003 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 237 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 182 Nm | 320 Nm |
| Torque RPM | 3800 RPM | 2400 RPM |
| Top Speed | 211 km/hour | 244 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 6.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1393 kg |
| Vehicle Length | 4730 mm | 4300 mm |
| Vehicle Width | 1810 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1410 mm |
| Wheelbase Size | 2600 mm | 2620 mm |
| Fuel Consumption Overall | 9.7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 69 L | 52 L |
