2011 Citroen C4 vs. 2012 Opel Astra
To start off, 2012 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2011 Citroen C4. In addition, the cost of maintenance, including insurance, on 2011 Citroen C4 would be higher. At 1,589 cc (4 cylinders), 2012 Opel Astra is equipped with a bigger engine. In terms of performance, 2012 Opel Astra (104 HP @ 6000 RPM) has 17 more horse power than 2011 Citroen C4. (87 HP @ 5250 RPM) In normal driving conditions, 2012 Opel Astra should accelerate faster than 2011 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Citroen C4 weights approximately 27 kg more than 2012 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, 2012 Opel Astra (150 Nm @ 3900 RPM) has 17 more torque (in Nm) than 2011 Citroen C4. (133 Nm @ 3250 RPM). This means 2012 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2011 Citroen C4.
Compare all specifications:
| 2011 Citroen C4 | 2012 Opel Astra | |
| Make | Citroen | Opel |
| Model | C4 | Astra |
| Year Released | 2011 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1358 cc | 1589 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 87 HP | 104 HP |
| Engine RPM | 5250 RPM | 6000 RPM |
| Torque | 133 Nm | 150 Nm |
| Torque RPM | 3250 RPM | 3900 RPM |
| Engine Bore Size | 75 mm | 79.1 mm |
| Engine Stroke Size | 77 mm | 81.5 mm |
| Engine Compression Ratio | 11.2:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 14.2 seconds | 12.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1257 kg | 1230 kg |
| Vehicle Length | 4270 mm | 4260 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2620 mm |
| Fuel Consumption Overall | 6.4 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 60 L | 52 L |
