2003 AC Cobra vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 2003 AC Cobra. In addition, the cost of maintenance, including insurance, on 2003 AC Cobra would be higher. At 3,506 cc (8 cylinders), 2003 AC Cobra is equipped with a bigger engine. In terms of performance, 2003 AC Cobra (350 HP @ 6500 RPM) has 227 more horse power than 2007 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2003 AC Cobra should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 222 kg more than 2003 AC Cobra.
Because 2003 AC Cobra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 AC Cobra. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 AC Cobra (400 Nm @ 4000 RPM) has 230 more torque (in Nm) than 2007 Opel Astra. (170 Nm @ 3800 RPM). This means 2003 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2003 AC Cobra | 2007 Opel Astra | |
| Make | AC | Opel |
| Model | Cobra | Astra |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 350 HP | 123 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 400 Nm | 170 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 83 mm | 80.5 mm |
| Engine Stroke Size | 81 mm | 88.2 mm |
| Engine Compression Ratio | 8.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1062 kg | 1284 kg |
| Vehicle Length | 4210 mm | 4260 mm |
| Vehicle Width | 1750 mm | 1760 mm |
| Vehicle Height | 1210 mm | 1470 mm |
| Wheelbase Size | 2300 mm | 2620 mm |
