2007 Citroen C4 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Citroen C4. In addition, the cost of maintenance, including insurance, on 2007 Citroen C4 would be higher. At 1,997 cc (4 cylinders), 2007 Citroen C4 is equipped with a bigger engine. In terms of performance, 2007 Citroen C4 (134 HP @ 6000 RPM) has 30 more horse power than 2008 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2007 Citroen C4 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 178 kg more than 2007 Citroen C4.
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, 2007 Citroen C4 (190 Nm @ 4100 RPM) has 40 more torque (in Nm) than 2008 Opel Astra. (150 Nm @ 3900 RPM). This means 2007 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2007 Citroen C4 | 2008 Opel Astra | |
| Make | Citroen | Opel |
| Model | C4 | Astra |
| Year Released | 2007 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1596 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 134 HP | 104 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 190 Nm | 150 Nm |
| Torque RPM | 4100 RPM | 3900 RPM |
| Engine Bore Size | 85 mm | 79 mm |
| Engine Stroke Size | 88 mm | 81.5 mm |
| Engine Compression Ratio | 10.8:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 207 km/hour | 186 km/hour |
| Acceleration 0-100mph | 10.1 seconds | 14.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1337 kg | 1515 kg |
| Vehicle Length | 4280 mm | 4480 mm |
| Vehicle Width | 1780 mm | 2030 mm |
| Vehicle Height | 1460 mm | 1840 mm |
| Wheelbase Size | 2610 mm | 2620 mm |
| Fuel Consumption Overall | 7.8 L/100km | 7 L/100km |
| Fuel Tank Capacity | 60 L | 52 L |
