2004 Honda Civic vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Honda Civic. In addition, the cost of maintenance, including insurance, on 2004 Honda Civic would be higher. At 1,796 cc (4 cylinders), 2006 Opel Astra is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (123 HP @ 5600 RPM) has 24 more horse power than 2004 Honda Civic. (99 HP @ 4400 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 2004 Honda Civic. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 584 kg more than 2004 Honda Civic. 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, 2004 Honda Civic (223 Nm @ 1800 RPM) has 53 more torque (in Nm) than 2006 Opel Astra. (170 Nm @ 3800 RPM). This means 2004 Honda Civic will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2004 Honda Civic | 2006 Opel Astra | |
| Make | Honda | Opel |
| Model | Civic | Astra |
| Year Released | 2004 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1672 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 123 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Torque | 223 Nm | 170 Nm |
| Torque RPM | 1800 RPM | 3800 RPM |
| Engine Bore Size | 79 mm | 80.6 mm |
| Engine Stroke Size | 86 mm | 88.2 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Acceleration 0-100mph | 11.5 seconds | 10.8 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 846 kg | 1430 kg |
| Vehicle Length | 4290 mm | 4260 mm |
| Vehicle Width | 1720 mm | 1760 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 2670 mm | 2620 mm |
| Fuel Consumption Overall | 5 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 50 L | 52 L |
