2002 Alfa Romeo 166 vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2002 Alfa Romeo 166 would be higher. At 1,979 cc (4 cylinders), 2004 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Opel Astra (168 HP @ 5200 RPM) has 20 more horse power than 2002 Alfa Romeo 166. (148 HP @ 6500 RPM) In normal driving conditions, 2004 Opel Astra should accelerate faster than 2002 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2002 Alfa Romeo 166 weights approximately 70 kg more than 2004 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, 2004 Opel Astra (241 Nm @ 1950 RPM) has 59 more torque (in Nm) than 2002 Alfa Romeo 166. (182 Nm @ 3800 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2002 Alfa Romeo 166.
Compare all specifications:
| 2002 Alfa Romeo 166 | 2004 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 166 | Astra |
| Year Released | 2002 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1979 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 168 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 182 Nm | 241 Nm |
| Torque RPM | 3800 RPM | 1950 RPM |
| Engine Bore Size | 83 mm | 86 mm |
| Engine Stroke Size | 91 mm | 86 mm |
| Top Speed | 211 km/hour | 217 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1495 kg | 1425 kg |
| Vehicle Length | 4730 mm | 4520 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1510 mm |
| Wheelbase Size | 2600 mm | 2620 mm |
| Fuel Consumption Overall | 9.7 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
