2003 Alfa Romeo 166 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 2 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 2,959 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (217 HP @ 6300 RPM) has 132 more horse power than 2005 Opel Astra. (85 HP @ 5800 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 300 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Alfa Romeo 166 (265 Nm @ 5000 RPM) has 138 more torque (in Nm) than 2005 Opel Astra. (127 Nm @ 4000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2003 Alfa Romeo 166 has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 Alfa Romeo 166 | 2005 Opel Astra | |
Make | Alfa Romeo | Opel |
Model | 166 | Astra |
Year Released | 2003 | 2005 |
Engine Position | Front | Front |
Engine Size | 2959 cc | 1388 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 217 HP | 85 HP |
Engine RPM | 6300 RPM | 5800 RPM |
Torque | 265 Nm | 127 Nm |
Torque RPM | 5000 RPM | 4000 RPM |
Engine Bore Size | 93 mm | 73.4 mm |
Engine Stroke Size | 72.6 mm | 80.6 mm |
Engine Compression Ratio | 10.0:1 | 10.5:1 |
Drive Type | Front | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Vehicle Weight | 1550 kg | 1250 kg |
Vehicle Length | 4730 mm | 4520 mm |
Vehicle Width | 1810 mm | 1800 mm |
Vehicle Height | 1420 mm | 1510 mm |
Wheelbase Size | 2600 mm | 3010 mm |