2005 Alfa Romeo 166 vs. 2005 Opel Astra
To start off, both 2005 Alfa Romeo 166 and 2005 Opel Astra were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,970 cc (4 cylinders), 2005 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (197 HP @ 5600 RPM) has 49 more horse power than 2005 Alfa Romeo 166. (148 HP @ 6500 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 2005 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 166 weights approximately 5 kg more than 2005 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, 2005 Opel Astra (250 Nm @ 1950 RPM) has 69 more torque (in Nm) than 2005 Alfa Romeo 166. (181 Nm @ 3800 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 166.
Compare all specifications:
| 2005 Alfa Romeo 166 | 2005 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 166 | Astra |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1909 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 197 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 181 Nm | 250 Nm |
| Torque RPM | 3800 RPM | 1950 RPM |
| Engine Compression Ratio | 10.0:1 | 8.8:1 |
| Top Speed | 206 km/hour | 245 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 7.5 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 | 1495 kg | 1490 kg |
| Vehicle Length | 4730 mm | 4270 mm |
| Vehicle Width | 1810 mm | 1720 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2710 mm | 2640 mm |
| Fuel Consumption Overall | 9.7 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
